2024 Subaru Forester Ignition and Tune-Up Products

Essential Ignition and Tune-Up Products for 2024 Subaru Foresters

Autolite – Double Platinum Spark Plug: Enhanced Durability & Performance (Part No.APP3924)

Double Platinum Spark Plug: Enhanced Durability & Performance

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$6.99
Double Platinum Spark Plug offers enhanced durability and performance with its platinum-to-platinum design, effectively reducing gap erosion and minimizing misfires for a longer service life. Engineered for distributor-less ignition system (DIS) engines, it outperforms copper and standard platinum plugs. The yttrium-enhanced ground electrode ensures superior heat transfer, maintaining durability under high temperatures and pressure. Its high alumina ceramic insulator optimizes thermal conductivity and dielectric strength, while the multi-rib insulator prevents flash-over for reliable operation. Featuring a mid-projection center electrode and flat seat type, this performance-grade spark plug is built with platinum-tipped electrodes for consistent ignition and lasting reliability. Designed to deliver exceptional value, it is a dependable choice for those seeking improved engine efficiency and longevity.

Product Features:
  • Engineered with a platinum-to-platinum design that prevents gap erosion, extending the life of the spark plug.
  • The yttrium-Enhanced Ground Electrode delivers superior heat transfer that delivers more durability under high temps and pressure for greater life.
  • Its high alumina ceramic insulator provides optimum thermal conductivity and dielectric strength.
  • The multi-rib insulator prevents flash-over.
  • Designed with a mid-projection center electrode and flat seat type to ensure consistent ignition and reliable performance in demanding conditions.
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Champion – Double Platinum Power Spark Plug (REC10PYPB4): Enhanced Ignitability & Durability (Part No.7975)

Double Platinum Power Spark Plug (REC10PYPB4): Enhanced Ignitability & Durability

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$8.99
The Double Platinum Power Spark Plug is engineered for drivers seeking enhanced performance and durability. Featuring a fine-wire platinum center electrode and a platinum pad ground electrode, this premium spark plug ensures greater wear resistance and sharper spark focus for reliable ignition. Its Heat-Active alloy optimizes electrode temperature under all engine loads, delivering consistent performance and improved ignitability. The V-trimmed ground electrode further enhances spark precision, while the flat seat design ensures a secure fit. Designed as a standard replacement, this spark plug is equipped with a resistor to minimize electrical interference. Built to maintain stable operating temperatures and withstand demanding conditions, it offers long-lasting performance and exceptional value for your vehicle.

Product Features:
  • Double Platinum Power – Premium Spark Plug. More Powerful Performance.
  • Platinum center and ground electrode for greater wear resistance
  • Maintains stable operating temperature under all engine loads
  • Fine-wire center electrode for greater ignitability
  • V-trimmed ground electrode promotes sharper spark focus
  • Heat-Active alloy allows electrodes to reach optimal temperature
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Autolite – Copper Resistor Spark Plug: Quick Starts & Reliable Performance (Part No.3923)

Copper Resistor Spark Plug: Quick Starts & Reliable Performance

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$3.99
Autolite Copper spark plugs are designed to provide reliable performance and quick starts, making them an essential choice for maintaining your vehicle’s efficiency. Featuring a copper core center electrode, these spark plugs excel in thermal control and resist fouling, ensuring consistent operation. The high nickel alloy center and ground electrodes are engineered for extended life, while the high alumina multi-rib ceramic insulator enhances thermal conductivity and insulation strength. With a nickel-plated shell, these plugs resist corrosion, offering durability for long-term use. The mid-projection standard center electrode design, combined with nickel tip materials, ensures optimal spark delivery. Designed with a gasket seat type and equipped with a resistor, these spark plugs meet regular-grade specifications, making them a dependable option for a wide range of applications.

Product Features:
  • The copper core center electrode aids in thermal control and improves resistance to fouling.
  • Its specially engineered high nickel alloy center and ground electrode provides extended life.
  • The high alumina multi-rib ceramic insulator provides thermal conductivity and superior insulation for increased strength.
  • Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended periods.
  • The mid-projection standard center electrode design ensures precise spark delivery for consistent engine performance.
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NGK – Laser Iridium Spark Plug (ILFR6B): Fine Wire Tip for Precision (Part No.6481)

Laser Iridium Spark Plug (ILFR6B): Fine Wire Tip for Precision

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$23.99
NGK Laser Iridium spark plugs offer the best combination of performance and longevity. Engineered specifically for OE applications, Laser Iridium spark plugs are tested to the highest standards to ensure quality and durability. Iridium tipped center electrode provides durability six times harder than platinum. NGKs high grade pure alumina ceramic and 98 percent pure copper core prevents the spark plug from overheating while providing reliable starts. Most Laser Iridium spark plugs feature a platinum pad on the ground electrode for even wear in distributorless ignition systems.

Product Features:
  • ACTUAL OE or EQUIVALENT DESIGN: OEM quality construction fine wire iridium alloy center electrode provides consistent performance
  • IRIDIUM ALLOY CENTER ELECTRODE: Iridium’s density (6x that of platinum) and extremely high melting point is perfect for modern high efficiency engines
  • PLATINUM TIP GROUND ELECTRODE: Unless OE specified, platinum protection at the ground electrode provides excellent ignitability and service life
  • SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
  • TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
  • RECOMMENDED USAGE: Best for vehicles with OE fine wire iridium alloy plugs
  • Superior Durability: The iridium-tipped center electrode is six times harder than platinum, ensuring long-lasting performance.
  • OE Application Specific: Engineered specifically for Original Equipment (OE) applications, ensuring a perfect fit and optimal performance.
  • Even Wear: Features a platinum pad on the ground electrode for even wear, particularly beneficial in distributorless ignition systems.
  • Fine Wire Tip Design: The fine wire tip design of the ILFR6B model enhances ignition efficiency and performance.
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ACDelco – RAPIDFIRE Spark Plug: Enhanced Durability & Performance (Part No.5)

RAPIDFIRE Spark Plug: Enhanced Durability & Performance

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$7.99
ACDelco Gold (Professional) RAPIDFIRE Spark Plugs are a high quality alternative to Original Equipment (OE) parts. These RAPIDFIRE Single Platinum Performance Spark Plugs are designed for everyday use and are a high quality replacement for many vehicles on the road today. These premium aftermarket spark plugs have high-quality suppressors that help prevent misfiring, an improved plug to boot seal, and a pure copper core for greater durability. These premium aftermarket replacement spark plugs are manufactured to meet your expectations for fit, form, and function. ACDelco Gold (Professional) parts are manufactured to meet your expectations for fit, form, and function, making them a smart choice for General Motors vehicles, as well as most makes and models, including special applications. These high-quality parts are backed by General Motors. Some ACDelco Gold parts may have formerly appeared as ACDelco Professional.

Product Features:
  • Solid state suppressor, with two-piece glass and brass seal, can help reduce radio frequency interference, regulates spark energy for long electrode life, and helps protect against high combustion pressures
  • Pure copper core provides great heat transfer and helps maximize plug durability
  • Platinum on center electrode enables superior spark characteristics and can reduce voltage requirements of the ignition system
  • Ribless insulator helps optimize plug to boot seal
  • Some ACDelco Gold parts may have formerly appeared as ACDelco Professional
  • Premium aftermarket replacement part
  • Manufactured to meet specifications for fit, form, and function for General Motors vehicles as well as most makes and models
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DENSO – Iridium TT Spark Plug: Ultimate Endurance and Power, 0.4mm Iridium Tip, IK16TT (Part No.4701)

Iridium TT Spark Plug: Ultimate Endurance and Power, 0.4mm Iridium Tip, IK16TT

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$12.99
Experience the perfect blend of durability and high performance with this spark plug, designed to deliver exceptional power and torque. Featuring a 0.4mm Iridium Center Electrode – the world’s smallest diameter – it maximizes firing potential, while the 0.7mm Needle Tip Ground Electrode enhances spark energy and minimizes heat quenching. Built with DENSO’s patented Iridium-Rhodium alloy formula, it boasts the highest concentration of Iridium for unmatched durability, enduring temperatures over 4000 Deg F. The advanced 360-degree laser welding process ensures a robust bond and structural integrity, while the Twin-Tip Technology combines a fine wire Iridium Center Electrode with a Needle Tip Platinum Ground Electrode for superior ignition. With over 100,000 miles of reliable performance, this plug enhances fuel economy, reduces emissions, and is crafted from premium materials for long-lasting endurance. Designed with a flat seat type, it offers OE-style reliability with the added benefits of cutting-edge engineering.

Product Features:
  • 0.4mm Iridium Center Electrode: World’s Smallest Diameter that maximizes firing potential
  • 0.7mm Needle Tip Ground Electrode: Promotes higher spark energy and less heat quenching
  • DENSO Patented Optimized Iridium-Rhodium Alloy Formula: Highest concentration of Iridium vs. competitors for greater durability
  • DENSO Patented 360 degree laser welding process: Ensuring exceptional quality bond and structural strength with the Iridium Center Electrode
  • Durability of an OE style plug combined with Power and Torque of high performance.
  • Withstands temperatures greater than 4000 degree Fahrenheit
  • Iridium TT
  • Ultimate Endurance and Power: The DENSO Iridium TT Spark Plug features a 0.7mm Iridium Tip, ensuring over 100,000 miles of uncompromised performance.
  • Advanced Twin-Tip Technology: Developed from Original Equipment Specification Super Ignition Plug (SIP) design, combining a Fine Wire Iridium Center Electrode with a Needle Tip Platinum Ground Electrode.
  • Enhanced Fuel Economy and Lower Emissions: Drive around the Earth over 4 times with improved fuel efficiency and reduced emissions.
  • Premium Materials: Features an Iridium Center Electrode Tip and a Flat Seat Type for optimal performance and durability.
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DENSO – Iridium Power Spark Plug: Maximum Spark Energy, 0.4mm Iridium Tip, IK16 (Part No.5303)

Iridium Power Spark Plug: Maximum Spark Energy, 0.4mm Iridium Tip, IK16

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$9.99
The Iridium Power Spark Plug is engineered for the most demanding automotive enthusiasts, delivering no-compromise performance and reliability. Featuring a patented U-groove ground electrode design, it ensures efficient ignition even with leaner fuel mixtures, outperforming conventional plugs. Its iridium center electrode tip offers exceptional durability, withstanding extreme temperatures exceeding 4000 Deg F and lasting twice as long as standard plugs. Precision machine-rolled threads minimize the risk of seizing or cross-threading, making it ideal for delicate aluminum heads. With a flat seat type and a wide range of part numbers, this spark plug is compatible with thousands of applications, including classic and collector cars. Whether you’re on the track or the road, this top-of-the-line spark plug delivers unmatched performance and longevity, making it a valuable upgrade for any serious driver.

Product Features:
  • World’s smallest Iridium Center Electrode (0.4mm) for improved spark for maximum combustion
  • Patented 360-degree laser welding assembly process
  • U-groove and taper cut ground electrode to maximize flame propagation.
  • Withstands temperatures greater than 4000 degree Fahrenheit
  • Burnished nickel plating for high temperature endurance and superior corrosion resistance
  • Wide range of part numbers for thousands of applications, including classic and collector cars
  • Iridium Power
  • Superior Performance: Engineered for maximum performance under extreme conditions, this spark plug delivers more horsepower, faster and easier starts, and fewer misfires under heavy loads.
  • Enhanced Fuel Efficiency: Thanks to its advanced design and patented technology, the Iridium Power plug improves fuel efficiency, making it an economical choice for your vehicle.
  • Low Voltage Requirement: The DENSO Iridium Power spark plug requires 5,000 volts less to fire compared to conventional spark plugs, ensuring reliable ignition with lower energy consumption.
  • Durable Iridium Material: Constructed with a durable iridium center electrode tip and a flat seat type, this spark plug offers long-lasting performance and reliability.
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NGK – Iridium IX Spark Plug (LKAR7BIX-11S): Extreme Ignitability & Durability (Part No.93501)

Iridium IX Spark Plug (LKAR7BIX-11S): Extreme Ignitability & Durability

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$15.99
NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. NGK Iridium IX plugs offer extreme ignitability and exceptional anti-fouling. Tapered c

Product Features:
  • SINGLE IRIDIUM TIP: Fine wire 0.6 millimeter iridium tip center electrode ensures high durability and a consistently stable spark
  • IRIDIUM ALLOY CENTER ELECTRODE: Iridium’s density (6x that of platinum) and extremely high melting point is perfect for modern high efficiency engines
  • TAPERED CUT GROUND ELECTRODE: Reduced quenching design produces outstanding ignitability, improved acceleration, fuel efficiency and durability
  • SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
  • TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
  • RECOMMENDED USAGE: Modified or high performance applications, or as an upgrade to OE nickel alloy spark plugs
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NGK – V-Power Nickel Spark Plug (BKR5E-11): Reliable Ignitability & Smooth Idle (Part No.6953)

V-Power Nickel Spark Plug (BKR5E-11): Reliable Ignitability & Smooth Idle

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$7.49
NGK V-Power spark plugs offer reliable performance and improved ignitability over standard nickel plugs. Engineered specifically for OE applications, the special V-cut nickel alloy center electrode and concave ground electrode of NGK’s V-Power spark plug

Product Features:
  • ACTUAL OE or EQUIVALENT DESIGN: OEM quality construction nickel alloy center electrode with V-groove provides consistent performance
  • RECOMMENDED USAGE: Best for vehicles with OE nickel alloy plugs, not recommended on vehicles with factory precious metal plugs
  • NGK’s OE CERAMIC TECHNOLOGY: High grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance
  • SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
  • COLD-ROLLED THREADS: Prevents cross-threading and damage to cylinder heads
  • TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
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NGK – Laser Iridium Spark Plug (IFR6E11): Fine Wire Tip for Precision (Part No.6741)

Laser Iridium Spark Plug (IFR6E11): Fine Wire Tip for Precision

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$22.99
NGK Laser Iridium spark plugs offer the best combination of performance and longevity. Engineered specifically for OE applications, Laser Iridium spark plugs are tested to the highest standards to ensure quality and durability. Iridium tipped center electrode provides durability six times harder than platinum. NGKs high grade pure alumina ceramic and 98 percent pure copper core prevents the spark plug from overheating while providing reliable starts. Most Laser Iridium spark plugs feature a platinum pad on the ground electrode for even wear in distributorless ignition systems.

Product Features:
  • ACTUAL OE or EQUIVALENT DESIGN: OEM quality construction fine wire iridium alloy center electrode provides consistent performance
  • IRIDIUM ALLOY CENTER ELECTRODE: Iridium’s density (6x that of platinum) and extremely high melting point is perfect for modern high efficiency engines
  • PLATINUM TIP GROUND ELECTRODE: Unless OE specified, platinum protection at the ground electrode provides excellent ignitability and service life
  • SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
  • TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
  • RECOMMENDED USAGE: Best for vehicles with OE fine wire iridium alloy plugs
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Motorcraft – Platinum Spark Plug: Enhances Durability & Reduces Fuel Consumption (Part No.SP-497)

Platinum Spark Plug: Enhances Durability & Reduces Fuel Consumption

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$7.79
Motorcraft Spark Plugs are original equipment on Ford Motor Company vehicles, engineered to meet strict Ford engineering standards for performance and reliability. These spark plugs are matched to specific engines to provide enhanced durability, eliminate misfires, reduce fuel consumption, and optimize emissions. With a platinum center and ground electrode tip, they are resistant to oxidation and arc erosion, ensuring long-lasting performance. The multi-rib insulator protects against misfires, and they are backed by Motorcraft’s Service Parts Warranty. Designed for exact fit in Ford, Lincoln, and Mercury vehicles, these spark plugs also help prevent false check engine lights and offer service intervals of up to 100,000 miles. Crafted with high-quality materials, Motorcraft Spark Plugs deliver reliable performance for a broad range of applications, including domestic and import cars and trucks of all makes and sizes.

Product Features:
  • Motorcraft spark plugs are matched to specific engines to provide enhanced durability, eliminate misfires, reduce fuel consumption and optimize emissions.
  • Backed by Motorcraft’s Service Parts Warranty
  • Exact fit for Ford, Lincoln and Mercury vehicles
  • Resistant to oxidation and arc erosion.
  • Multi-rib insulator protects against misfire.
  • Service intervals of up to 100,000 miles.
  • Motorcraft Spark Plugs are designed with high quality materials to provide reliable performance for almost any application.
  • Motorcraft Spark Plugs are what was in the vehicle when it was manufactured
  • Motorcraft ignition components help prevent false check engine lights.
  • Enhanced Durability: Engineered to meet strict Ford engineering standards, these spark plugs are designed to provide long-lasting performance with a platinum center and ground electrode tip that resist oxidation and arc erosion.
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NGK – Iridium IX Spark Plug (LFR6AIX): Extreme Ignitability & Durability (Part No.93893)

Iridium IX Spark Plug (LFR6AIX): Extreme Ignitability & Durability

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$16.99
NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. NGK Iridium IX plugs offer extreme ignitability and exceptional anti-fouling. Tapered cut ground electrode provides improved starting, idling and throttle response. The Iridium fine wire center electrode’s durability is six times harder than platinum. Iridium alloy’s extremely high melting point is perfect for today’s engines. For even greater performance consider upgrading to an NGK Ruthenium HX plug.

Product Features:
  • SINGLE IRIDIUM TIP: Fine wire 0.6 millimeter iridium tip center electrode ensures high durability and a consistently stable spark
  • IRIDIUM ALLOY CENTER ELECTRODE: Iridium’s density (6x that of platinum) and extremely high melting point is perfect for modern high efficiency engines
  • TAPERED CUT GROUND ELECTRODE: Reduced quenching design produces outstanding ignitability, improved acceleration, fuel efficiency and durability
  • SOLID COPPER CORE: 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges
  • TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
  • RECOMMENDED USAGE: Modified or high performance applications, or as an upgrade to OE nickel alloy spark plugs
  • Outstanding Acceleration and High Fuel Efficiency: NGK Iridium IX spark plugs are engineered to deliver superior acceleration and enhanced fuel efficiency, making them ideal for performance enthusiasts.
  • Extreme Ignitability and Anti-Fouling: These spark plugs offer exceptional ignitability and anti-fouling properties, ensuring reliable performance and longevity.
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E3 – DiamondFIRE Spark Plug: More Power & Fuel Efficiency (Part No.E3.48)

DiamondFIRE Spark Plug: More Power & Fuel Efficiency

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$8.49
The Premium DiamondFire Automotive Spark Plug is engineered to deliver peak performance and efficiency for your vehicle. Featuring E3’s patented Diamond Fire edge-to-edge ground electrode, it ensures a faster, more complete burn for smoother acceleration and idle. The innovative “diamond-shaped” side wire electrode enhances combustion by quickly igniting the air/fuel mixture, resulting in a larger and faster flame kernel. This translates to improved power output – up to 6% on average – and better fuel efficiency, saving you money while reducing engine carbon deposits. Constructed with durable nickel center and ground electrode tips, this spark plug is built to last. Pre-gapped at the factory for hassle-free installation, it provides consistent, reliable performance. With its advanced design, this spark plug maximizes the energy from every drop of fuel, making it an excellent choice for drivers seeking enhanced power, efficiency, and longevity.

Product Features:
  • E3’s Diamond Fire edge to edge ground electrode provides maximum performance with increased efficiency and a faster more complete burn.
  • Smoother Acceleration & Idle – The faster flame initiated by the spark plug results in a more complete burn of the ingested fuel charge. More pressure is created against the piston more fuel is put to work
  • Energy – Power output improved up to 6% on average in the typical operating ranges. Results will vary.
  • Efficiency – The “diamond shaped” side wire electrode projects the combustion spark in a way that more quickly ignites the air/fuel mixture, thereby creating a significantly faster and larger flame kernel. The result is that more fuel is put to work durin
  • E3’s patented Diamond Fire Technology provides a cleaner burning combustion, which translates into fuel savings and reduced engine carbon deposits
  • The Spark Plugs are pre-gapped at the factory and cannot be adjusted.
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Autolite – Copper Resistor Spark Plug: Quick Starts & Enhanced Durability (Part No.5325)

Copper Resistor Spark Plug: Quick Starts & Enhanced Durability

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$3.99
Autolite Copper spark plugs are designed to deliver reliable performance, ensuring quick starts and the power your vehicle demands. Featuring a copper core center electrode, these plugs excel in thermal control and resist fouling, while the high nickel alloy center and ground electrodes provide extended life and durability. The high alumina multi-rib ceramic insulator enhances thermal conductivity and insulation, offering superior strength. With a corrosion-resistant nickel-plated shell, these spark plugs are built to withstand the test of time. Engineered for optimal fuel efficiency, they help you save on gas while delivering smooth acceleration for an improved driving experience. Meeting or exceeding Original Equipment Service (OES) design Standards, Autolite Copper spark plugs are a trusted choice backed by over a century of engineering expertise and the sale of over 11 billion plugs. Designed with a flat seat type and mid-projection standard electrode, these spark plugs are the industry standard for dependable performance.

Product Features:
  • The copper core center electrode aids in thermal control and improves resistance to fouling.
  • Its specially engineered high nickel alloy center and ground electrode provides extended life.
  • The high alumina multi-rib ceramic insulator provides thermal conductivity and superior insulation for increased strength.
  • Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended periods.
  • Good Fuel Economy: Designed to optimize fuel efficiency, these spark plugs help you get the most out of every gallon of gas.
  • Smooth Acceleration: Experience seamless and smooth acceleration with Autolite Copper Core spark plugs, enhancing your driving experience.
  • OES Design Compliance: These spark plugs are crafted to meet or exceed Original Equipment Service (OES) design requirements, ensuring high-quality performance.
  • Industry Standard: Autolite Copper Core spark plugs are recognized as the industry standard, backed by over 100 years of engineering expertise and the sale of over 11 billion plugs.
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Carquest Premium – Ignition Knock (Detonation) Sensor (Part No.SBA4304)

Ignition Knock (Detonation) Sensor

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$89.99
Carquest Premium knock sensors are designed to perform in harsh engine environments and meet or exceed original equipment (O.E.) specifications. Carquest Premium knock sensors are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. We utilize advanced technology to design sensors that are, in many cases, stronger than OE parts. Carquest Premium knock sensors undergo extensive validation testing to ensure long-lasting performance and reliability. Carquest Premium knock sensors are part of our Carquest Vehicle Solutions, which is a full line of engine management and electronics products that help control ignition, fuel delivery and emission systems. Carquest Vehicle Solutions are OE-quality parts designed, engineered and tested by world-class manufacturers to ensure a reliable and long-lasting repair.

Product Features:
  • Designed to meet or exceed OE specifications for fit, form and function
  • Trivalent iridescent chromate plating prevents corrosion
  • Silicone seals prevent moisture intrusion preventing false codes and sensor failure
  • Wiring harnesses utilize high-temperature insulation when applicable
  • Extensive design validation testing and 100% end-of-line tested
  • Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413
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Carquest Premium – Ignition Knock (Detonation) Sensor (Part No.SBC3742)

Ignition Knock (Detonation) Sensor

from

$103.99
Carquest Knock Sensors respond to a wide range of engine knock frequencies providing accurate engine condition to the ECM for optimal ignition timing. Highest quality piezoceramic element manufactured to tight tolerances for increased durability. All Carquest Knock Sensors are designed to meet or exceed OEM specifications at our ISO TS16949 manufacturing facilities.

Product Features:
  • Precision piezoceramic element ensures accurate response to a wide range of engine vibrations
  • Manufactured using the highest quality OEM materials to ensure optimal performance and rugged durability
  • Designed to meet or exceed all OEM specifications in fit, form & function
  • Extensive product testing includes salt spray, high/low temperature impact, thermal cycling, vibration, drop among other tests, to ensure all sensors meet or exceed OEM specifications.
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Carquest Premium – Ignition Knock (Detonation) Sensor (Part No.EKA1047)

Ignition Knock (Detonation) Sensor

from

$107.99
Carquest Premium knock sensors are designed to perform in harsh engine environments and meet or exceed original equipment (O.E.) specifications. Carquest Premium knock sensors are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. We utilize advanced technology to design sensors that are, in many cases, stronger than OE parts. Carquest Premium knock sensors undergo extensive validation testing to ensure long-lasting performance and reliability. Carquest Premium knock sensors are part of our Carquest Vehicle Solutions, which is a full line of engine management and electronics products that help control ignition, fuel delivery and emission systems. Carquest Vehicle Solutions are OE-quality parts designed, engineered and tested by world-class manufacturers to ensure a reliable and long-lasting repair.

Product Features:
  • Designed to meet or exceed OE specifications for fit, form and function
  • Trivalent iridescent chromate plating prevents corrosion
  • Silicone seals prevent moisture intrusion preventing false codes and sensor failure
  • Wiring harnesses utilize high-temperature insulation when applicable
  • Extensive design validation testing and 100% end-of-line tested
  • Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413
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Carquest Premium – Knock Sensor (Part No.SBC3818)

Knock Sensor

from

$82.99
Carquest Knock Sensors respond to a wide range of engine knock frequencies providing accurate engine condition to the ECM for optimal ignition timing. Highest quality piezoceramic element manufactured to tight tolerances for increased durability. All Carquest Knock Sensors are designed to meet or exceed OEM specifications at our ISO TS16949 manufacturing facilities.

Product Features:
  • Precision piezoceramic element ensures accurate response to a wide range of engine vibrations
  • Manufactured using the highest quality OEM materials to ensure optimal performance and rugged durability
  • Designed to meet or exceed all OEM specifications in fit, form & function
  • Extensive product testing includes salt spray, high/low temperature impact, thermal cycling, vibration, drop among other tests, to ensure all sensors meet or exceed OEM specifications.
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Carquest Premium – Knock Sensor (Part No.SBC3964)

Knock Sensor

from

$99.99
Carquest Knock Sensors respond to a wide range of engine knock frequencies providing accurate engine condition to the ECM for optimal ignition timing. Highest quality piezoceramic element manufactured to tight tolerances for increased durability. All Carquest Knock Sensors are designed to meet or exceed OEM specifications at our ISO TS16949 manufacturing facilities.

Product Features:
  • Precision piezoceramic element ensures accurate response to a wide range of engine vibrations
  • Manufactured using the highest quality OEM materials to ensure optimal performance and rugged durability
  • Designed to meet or exceed all OEM specifications in fit, form & function
  • Extensive product testing includes salt spray, high/low temperature impact, thermal cycling, vibration, drop among other tests, to ensure all sensors meet or exceed OEM specifications.
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Carquest Premium – Knock Sensor (Part No.EKC1038)

Knock Sensor

from

$105.99
Carquest Knock Sensors respond to a wide range of engine knock frequencies providing accurate engine condition to the ECM for optimal ignition timing. Highest quality piezoceramic element manufactured to tight tolerances for increased durability. All Carquest Knock Sensors are designed to meet or exceed OEM specifications at our ISO TS16949 manufacturing facilities.

Product Features:
  • Precision piezoceramic element ensures accurate response to a wide range of engine vibrations
  • Manufactured using the highest quality OEM materials to ensure optimal performance and rugged durability
  • Designed to meet or exceed all OEM specifications in fit, form & function
  • Extensive product testing includes salt spray, high/low temperature impact, thermal cycling, vibration, drop among other tests, to ensure all sensors meet or exceed OEM specifications.
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Carquest Premium – Knock Sensor (Part No.SBC3762)

Knock Sensor

from

$95.99
Carquest Knock Sensors respond to a wide range of engine knock frequencies providing accurate engine condition to the ECM for optimal ignition timing. Highest quality piezoceramic element manufactured to tight tolerances for increased durability. All Carquest Knock Sensors are designed to meet or exceed OEM specifications at our ISO TS16949 manufacturing facilities.

Product Features:
  • Precision piezoceramic element ensures accurate response to a wide range of engine vibrations
  • Manufactured using the highest quality OEM materials to ensure optimal performance and rugged durability
  • Designed to meet or exceed all OEM specifications in fit, form & function
  • Extensive product testing includes salt spray, high/low temperature impact, thermal cycling, vibration, drop among other tests, to ensure all sensors meet or exceed OEM specifications.
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Carquest Premium – Ignition Knock (Detonation) Sensor (Part No.SBA5406)

Ignition Knock (Detonation) Sensor

from

$314.99
Carquest Premium knock sensors are designed to perform in harsh engine environments and meet or exceed original equipment (O.E.) specifications. Carquest Premium knock sensors are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. We utilize advanced technology to design sensors that are, in many cases, stronger than OE parts. Carquest Premium knock sensors undergo extensive validation testing to ensure long-lasting performance and reliability. Carquest Premium knock sensors are part of our Carquest Vehicle Solutions, which is a full line of engine management and electronics products that help control ignition, fuel delivery and emission systems. Carquest Vehicle Solutions are OE-quality parts designed, engineered and tested by world-class manufacturers to ensure a reliable and long-lasting repair.

Product Features:
  • Designed to meet or exceed OE specifications for fit, form and function
  • Trivalent iridescent chromate plating prevents corrosion
  • Silicone seals prevent moisture intrusion preventing false codes and sensor failure
  • Wiring harnesses utilize high-temperature insulation when applicable
  • Extensive design validation testing and 100% end-of-line tested
  • Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413
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Carquest Premium – Ignition Knock (Detonation) Sensor (Part No.SBA4303)

Ignition Knock (Detonation) Sensor

from

$104.99
Carquest Premium knock sensors are designed to perform in harsh engine environments and meet or exceed original equipment (O.E.) specifications. Carquest Premium knock sensors are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. We utilize advanced technology to design sensors that are, in many cases, stronger than OE parts. Carquest Premium knock sensors undergo extensive validation testing to ensure long-lasting performance and reliability. Carquest Premium knock sensors are part of our Carquest Vehicle Solutions, which is a full line of engine management and electronics products that help control ignition, fuel delivery and emission systems. Carquest Vehicle Solutions are OE-quality parts designed, engineered and tested by world-class manufacturers to ensure a reliable and long-lasting repair.

Product Features:
  • Designed to meet or exceed OE specifications for fit, form and function
  • Trivalent iridescent chromate plating prevents corrosion
  • Silicone seals prevent moisture intrusion preventing false codes and sensor failure
  • Wiring harnesses utilize high-temperature insulation when applicable
  • Extensive design validation testing and 100% end-of-line tested
  • Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413
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Delphi – Knock Sensor (Part No.AS10092)

Knock Sensor

from

$96.99
Delphi’s ever growing portfolio of high quality vehicle sensors are backed by stringent OE development and product validation methods. We offer a wide range of sensors, including ABS, camshaft, crankshaft, knock, EGT, MAP, temperature, throttle position, and vehicle speed sensors for a variety of vehicle applications. All of our sensors are tested and calibrated to OE standards, ensuring accurate readings, which helps to reduce comebacks.

Product Features:
  • Delphi knock sensors help maximize engine performance with all fuels
  • Delphi knock sensors prevent against engine damage from pre-ignition knocking
  • Calibrated for a wide variety of frequencies to detect shifts, and adjust to provide accurate signals to help maximize engine performance
  • Flat frequency response allows the same sensor to be used on different engines and the sensor responds to knock frequencies higher than the primary frequency
  • Ground-isolated design with two-wire shielded harness helps protect the sensor signal from electro-magnetic interference (EMI)
  • Self-generating piezoelectric design requires no power to the sensor
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Dorman – Engine Knock Sensor And Harness Kit (Part No.962-701)

Engine Knock Sensor And Harness Kit

from

$63.99
Check engine light on and vehicle running rough? Could be a failed knock sensor. This ignition knock sensor kit combines both necessary sensors and the wiring harness that joins them for a complete repair in one package.

Product Features:
  • Complete solution – this knock sensor kit includes two knock sensors and the wiring harness that connects them
  • Plug-and-play installation – matches original wiring harness, requiring no cutting or splicing
  • Quality assured – benchmarked against original components for performance and quality
  • Excellent value – original equipment quality at significant cost savings
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Carquest Premium – Ignition Knock (Detonation) Sensor (Part No.SBA3677)

Ignition Knock (Detonation) Sensor

from

$53.99
Carquest Premium knock sensors are designed to perform in harsh engine environments and meet or exceed original equipment (O.E.) specifications. Carquest Premium knock sensors are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. We utilize advanced technology to design sensors that are, in many cases, stronger than OE parts. Carquest Premium knock sensors undergo extensive validation testing to ensure long-lasting performance and reliability. Carquest Premium knock sensors are part of our Carquest Vehicle Solutions, which is a full line of engine management and electronics products that help control ignition, fuel delivery and emission systems. Carquest Vehicle Solutions are OE-quality parts designed, engineered and tested by world-class manufacturers to ensure a reliable and long-lasting repair.

Product Features:
  • Designed to meet or exceed OE specifications for fit, form and function
  • Trivalent iridescent chromate plating prevents corrosion
  • Silicone seals prevent moisture intrusion preventing false codes and sensor failure
  • Wiring harnesses utilize high-temperature insulation when applicable
  • Extensive design validation testing and 100% end-of-line tested
  • Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413
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Upgrade your 2024 Subaru Forester with Top-Quality Ignition and Tune-Up Products

When it comes to maintaining or upgrading your 2024 Subaru Forester, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your Subaru or enhancing its overall performance, Ignition and Tune-Up Products are key to keeping your Forester functioning at its best. At Advance Auto Parts, we offer a wide selection of 4 Ignition and Tune-Up Products for the 2024 Subaru Forester, designed to meet your needs without breaking the bank. From Spark Plug replacements to Ignition Sensors upgrades, we’ve got you covered with parts that fit your vehicle perfectly and ensure long-lasting performance.

Affordable Prices and Wide Selection

Shopping for Ignition and Tune-Up Products for any vehicle can be a hassle, especially if you’re on a budget. But with Advance Auto Parts, you can find high-quality Ignition and Tune-Up Products for your 2024 Subaru Forester at great prices. Our Ignition and Tune-Up Products inventory for this model ranges from just $6.99 to $63.99, with an average price of $23.24. Our 4 Ignition and Tune-Up Products in stock come from 2 trusted brands, so you’re sure to find the right part for your 2024 Subaru Forester without overspending.

Top Brands and High Customer Satisfaction

Advance Auto Parts takes pride in offering only the best brands in the automotive industry. For your 2024 Subaru Forester, we stock popular OEM and aftermarket Ignition and Tune-Up Products from top names like Autolite, and more. Autolite Ignition and Tune-Up Products start at just $6.99 and boast an impressive 4.6 stars average rating from customers. With 238 customer reviews and counting, our 2024 Subaru Forester Ignition and Tune-Up Products have a strong track record of reliability, ensuring you can trust your purchase.

Explore Related Parts and More

While you’re here, don’t forget to check out other essential categories that go hand in hand with Ignition and Tune-Up Product upgrades. Explore related part types like Oil and Lubricants, Fluids and Chemicals and more to make sure your 2024 Subaru Forester is always ready to roll. We’re committed to providing you with everything you need to keep your Forester in top shape, all in one place. Start shopping confidently below for your 2024 Subaru Forester!

Best-Selling Spark Plugs for 2024 Subaru Foresters

Enhance the driving experience in your Subaru with 3 quality Spark Plug components, starting at $6.99.

Autolite Iridium – Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition (Part No.XP5683)

Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition

from

$10.99
Autolite has over 100 years of engineering experience and has sold over 11 billion plugs. Designed and engineered in the USA, the Autolite Iridium XP spark plugs feature an iridium-enhanced 0.6mm finewire design and patented platinum sidewire technology to provide better overall durability and a more focused ignition for enhanced ignitability and performance. Features double Iridium-enhanced alloy technology center electrode for improved durability and wear resistance.

Product Features:
  • 0.6 mm finewire design improves ignitability
  • Patented V-trimmed platinum sidewire technology resists wear
  • OE equivalent design is engineered for every engine
  • Designed for better overall durability with virtually no gap erosion
  • Double Iridium-Enhanced Alloy Technology Center Electrode: Offers improved durability and wear resistance for a longer-lasting spark plug.
  • Engineered in the USA: Designed with over 100 years of Autolite engineering experience for superior quality and performance.
  • Proven Track Record: Part of a legacy with over 11 billion spark plugs sold, ensuring trusted performance and reliability.
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Autolite – Double Platinum Spark Plug: Enhanced Durability & Performance (Part No.APP5683)

Double Platinum Spark Plug: Enhanced Durability & Performance

from

$6.99
Double Platinum Spark Plug: Enhanced Durability & Performance is engineered for exceptional reliability and efficiency, making it a top choice for distributor-less ignition system (DIS) engines. Featuring a platinum-to-platinum design, it minimizes gap erosion and reduces misfires, ensuring a longer service life compared to copper and standard platinum plugs. The yttrium-enhanced ground electrode delivers superior heat transfer, providing unmatched durability under high temperatures and pressure. Its high alumina ceramic insulator optimizes thermal conductivity and dielectric strength, while the multi-rib insulator prevents flash-over for consistent performance. With a mid-projection center electrode and flat seat type, this performance-grade spark plug is designed to meet demanding engine requirements. Both the center and ground electrode tips are crafted from platinum, ensuring reliable ignition and enhanced durability. Whether you’re seeking improved engine efficiency or reduced maintenance, this spark plug delivers superior value and performance.

Product Features:
  • Engineered with a platinum-to-platinum design that prevents gap erosion, extending the life of the spark plug.
  • The yttrium-Enhanced Ground Electrode delivers superior heat transfer that delivers more durability under high temps and pressure for greater life.
  • Its high alumina ceramic insulator provides optimum thermal conductivity and dielectric strength.
  • The multi-rib insulator prevents flash-over.
  • Designed with a mid-projection center electrode and flat seat type to meet the demanding requirements of modern engines, ensuring consistent and reliable performance.
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Autolite Iridium – Iridium Ultra Fine Wire Spark Plug: Laser Welded for Precision (Part No.AI5683)

Iridium Ultra Fine Wire Spark Plug: Laser Welded for Precision

from

$10.99
Autolite Iridium Ultra Laser Fine wire Spark Plugs are one of our brand’s most technologically advanced products. These spark plugs provide superior durability, more focused ignition with better overall ignitability for optimum performance. Autolite Spark Plugs are the best alternative to OE spark plugs, offering OE fit form and function supporting all foreign and domestic makes and models at a value price. Autolite provides the automotive aftermarket and original equipment manufacturers with the highest quality ignition products and is the leading supplier of spark plugs in the world.

Product Features:
  • Autolite Iridium Ultra is an engineered OE replacement iridium spark plug.
  • A laser-welded 0.5mm pure iridium finewire center electrode provides optimal fuel efficiency, acceleration and focused ignitability.
  • Nickel-plated shell to resist corrosion.
  • High-alumina ceramic insulator for increased strength.
  • Laser welded 0.5mm Iridium finewire center electrode.
  • Proprietary platinum sidewire technology.
  • Superior Durability: Autolite Iridium Ultra Laser Fine wire Spark Plugs are designed to last longer, providing extended service life compared to standard spark plugs.
  • OE Fit and Function: Autolite Spark Plugs are the best alternative to original equipment (OE) spark plugs, offering perfect fit, form, and function for all foreign and domestic makes and models.
  • High-Quality Construction: As a leading supplier of spark plugs globally, Autolite ensures the highest quality ignition products for both the automotive aftermarket and original equipment manufacturers.
  • Value Pricing: Despite their advanced technology and superior performance, Autolite Iridium Ultra Laser Fine wire Spark Plugs are available at a value price, making them an economical choice for vehicle maintenance.
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Most Popular 2024 Subaru Forester Ignition Sensors

Customize your Subaru with 1 Ignition Sensors products like Knock Sensors, all priced under $63.99.

Dorman – Engine Knock Sensor And Harness Kit (Part No.962-701)

Engine Knock Sensor And Harness Kit

from

$63.99
Check engine light on and vehicle running rough? Could be a failed knock sensor. This ignition knock sensor kit combines both necessary sensors and the wiring harness that joins them for a complete repair in one package.

Product Features:
  • Complete solution – this knock sensor kit includes two knock sensors and the wiring harness that connects them
  • Plug-and-play installation – matches original wiring harness, requiring no cutting or splicing
  • Quality assured – benchmarked against original components for performance and quality
  • Excellent value – original equipment quality at significant cost savings
See More

Top-Rated Ignition and Tune-Up Products Brands For Your 2024 Subaru Forester

Shop for the best-rated brands offering Ignition and Tune-Up Products and other products for your 2024 Subaru Foresters. Below you’ll find some of our best rated Ignition and Tune-Up Products from Autolite, and more. Ignition and Tune-Up Products from these brands that fit a 2024 Forester start at just $6.99 and are rated as high as 4.6 stars. OEM and aftermarket Ignition and Tune-Up Products don’t get more top quality, durable, and affordable than from the brands below.

Popular Autolite 2024 Subaru Forester Ignition and Tune-Up Products

When it comes to maintaining or upgrading your 2024 Subaru Forester, using quality Ignition and Tune-Up Products is essential to ensure durability and a perfect fit. Autolite ticks all of those boxes. We offer a wide selection of Autolite Ignition and Tune-Up Products, specifically designed for the 2024 Subaru Forester. With over 2 Autolite brand Ignition and Tune-Up Products in stock, you’re sure to find what you need. The prices for these top-notch parts start as low as $6.99, with an average price of just $8.99. Plus, with over 238 customer reviews and an average rating of 4.6 stars, you can trust that our Autolite Ignition and Tune-Up Products will get the job done right. Choose Advance Auto Parts for reliability, quality, and expert-approved parts that keep your vehicle running strong.
Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition
from $10.99
(174)
Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition
“The spark plugs are good for my car”

FAQs for 2024 Subaru Forester Ignition and Tune-Up Products

Which Ignition and Tune-Up Products are best-sellers for 2024 Subaru Foresters?

Out of 4 Ignition and Tune-Up Products that fit 2024 Subaru Foresters, the following parts are the top sellers:

What’s the price range for 2024 Subaru Forester Ignition and Tune-Up Products?

Ignition and Tune-Up Product prices for the 2024 Subaru Forester start at $6.99 and go up to $63.99 for the most premium parts.

What’s the average price of a Ignition and Tune-Up Product for a 2024 Subaru Forester?

The average price for Ignition and Tune-Up Products for the 2024 Subaru Forester is $23.24. Keep in mind the variety of part types within our Ignition and Tune-Up Product category so you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Ignition and Tune-Up Products for other Subaru Forester model years?

Yes, we currently carry Ignition and Tune-Up Products for 26 model years of Subaru Foresters between 1998 and 2025. Ignition and Tune-Up Products are bought most frequently for the following model years: 2023, 2022, 2021, 2020, 2019, 2018, 2017, 2016, and 2015.

What are the cheapest Ignition and Tune-Up Products for my 2024 Subaru Forester?

The cheapest 2024 Subaru Forester Ignition and Tune-Up Products we carry in stock are:

What are the top-rated Ignition and Tune-Up Products that fit the 2024 Subaru Forester?

Out of 238 reviews by customers, our 2024 Subaru Forester Ignition and Tune-Up Products have an average customer rating of . These are some of the highest-rated Ignition and Tune-Up Product types for the 2024 Subaru Forester and their top-rated products:

What types of Ignition and Tune-Up Products do you sell for my 2024 Subaru Forester?

As of 11/2/25, these are some of the most in-demand types of Ignition and Tune-Up Products for a 2024 Subaru Forester:

Can I get help with 2024 Subaru Forester Ignition and Tune-Up Product orders?

Contact our customer support team, by chat or phone, through the help desk page, where you can find instant answers about Subaru Ignition and Tune-Up Products and more.

What is your return policy for Subaru Forester Ignition and Tune-Up Products?

Advance Auto Parts keeps returns simple. For new Subaru Forester Ignition and Tune-Up Products and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.