2018 Ram 5500 Spark Plugs
Keep Your 2018 Ram 5500 in Top Shape with Quality Spark Plugs
Whether you’re repairing or upgrading your Spark Plug, using high-quality parts is key to keeping your 2018 Ram 5500 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including . Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.
Top-Rated Spark Plugs from Trusted Brands
Looking for a reliable Spark Plug? We’ve got you covered with options from brands you know and trust like DENSO, Champion, and Autolite. For example, DENSO Spark Plugs start at just $11.99 with an average 4.6 star rating. Champion and Autolite offer similar pricing and quality, backed by strong customer feedback. With over 320 reviews and a solid 5 star average, you can shop with confidence knowing other Ram 5500 owners approve.
Competitive Prices and Extensive Inventory
The average price for a 2018 Ram 5500 Spark Plug at Advance Auto Parts is around $10.56, with a range that starts at $6.19 and goes up to $13.99. With 7 options in stock from 4 trusted brands, finding the right fit is easy. Popular picks like Copper Plus Spark Plug (REC12MCC4): Dependable Performance & Durability, Iridium Spark Plug (REC12WMPB5): Maximum Performance & Longevity, and RAPIDFIRE Spark Plug start at just $6.19 and offer a great balance of form and function.
Explore Related Parts
While you’re upgrading or replacing your Spark Plug, don’t forget to check out other key components like Ignition Coils and Ignition Coils and Boots. At Advance Auto Parts, we’re here to help you keep your 2018 Ram 5500 in peak condition, inside and out.
Essential 2018 Ram 5500 Spark Plugs
NGK – V-Power Nickel Spark Plug (LFR5A-11): Enhanced Ignitability & Performance (Part No.6376)
from
$12.99
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 increases ignitability providing quicker starts and smoother idle. NGK’s legendary high grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance. Trivalent metal plating ensures superior anti-corrosion and anti-seizing properties.
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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
- Enhanced Ignitability: The V-cut nickel alloy center electrode and concave ground electrode design of NGK V-Power spark plugs provide quicker starts and smoother idle.
- OE Application Specific: Engineered specifically for Original Equipment (OE) applications, ensuring compatibility and reliable performance.
- V-Groove Tip Design: The unique V-groove tip design of the LFR5A-11 model enhances ignitability and overall engine performance.
Champion – Iridium Spark Plug (REC12WMPB5): Maximum Performance & Longevity (Part No.9055)
from
$12.49
Champion Iridium Spark Plug is engineered for maximum performance and longevity, making it a premium choice for your vehicle. Featuring a fine-wire iridium center electrode and a platinum-enhanced ground electrode, this spark plug ensures sharper spark focus and greater ignitability, delivering optimal engine performance. The V-trimmed ground electrode promotes precise spark delivery, while the Heat-Active alloy allows the electrodes to quickly reach and maintain stable operating temperatures under all engine loads. Designed with a flat seat type for a secure and reliable fit, it also includes a built-in resistor to enhance performance and reliability. Crafted with iridium and platinum materials, this spark plug offers exceptional durability and extended service life, making it ideal for high-performance applications. Upgrade to Champion Iridium for a spark plug that combines cutting-edge technology with unmatched dependability.
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Product Features:
- Champion Iridium – Maximum Performance. Premium Spark Plug
- Iridium center electrode delivers maximum life
- Fine-wire center electrode and V-trimmed for greater ignitability
- V-trimmed ground electrode promotes sharper spark focus
- Maintains stable operating temperature under all engine loads
- Heat-Active alloy allows electrodes to reach optimal temperature quickly
- Flat Seat Type: Engineered with a flat seat type for a secure and reliable fit.
- Built-in Resistor: Includes a resistor to ensure maximum performance and reliability.
NGK – Laser Iridium Spark Plug (ILFR5T11): Fine Wire Tip for Precision (Part No.96779)
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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.
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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.
- High-Quality Materials: Constructed with high-grade pure alumina ceramic and a 98% pure copper core to prevent overheating and ensure reliable starts.
- OE Application Specific: Engineered specifically for Original Equipment (OE) applications, meeting the highest standards for quality and durability.
- Even Wear: Features a platinum pad on the ground electrode for even wear, particularly beneficial in distributorless ignition systems.
NGK – Iridium IX Spark Plug (LFR5AIX-11): Enhanced Acceleration & Durability (Part No.4469)
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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 c
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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
DENSO – Platinum TT Spark Plug with Titanium Twin-Tip for Enhanced Ignition (Part No.4505)
from
$7.19
The Platinum TT Spark Plug with its innovative platinum twin-tip design ensures superior ignition performance and extended lifespan, making it a reliable choice for your vehicle. Featuring a titanium-enhanced ground strap, this spark plug delivers consistent spark delivery and enhanced durability, even under demanding conditions. The platinum center electrode tip provides excellent wear resistance and dependable ignition, while the flat seat type ensures a secure and stable fit for optimal combustion efficiency. Engineered for enhanced ignition efficiency, this spark plug promotes faster flame propagation, resulting in more complete combustion and improved engine performance. Ideal for drivers seeking reliability, durability, and peak performance, this spark plug is a smart investment for maintaining your vehicle’s efficiency.
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Product Features:
- Platinum Twin-Tip Design: The Denso Platinum TT Spark Plug features a platinum twin-tip design, ensuring superior ignition performance and longevity.
- Titanium-Enhanced Ground Strap: Equipped with a titanium-enhanced ground strap, this spark plug offers enhanced durability and consistent spark delivery.
- Platinum Center Electrode Tip: The center electrode tip is made from platinum, providing excellent durability and reliable ignition.
- Flat Seat Type: The flat seat type ensures a secure and stable fit, making it an ideal choice for efficient ignition in your vehicle.
- Enhanced Ignition Efficiency: Designed for enhanced ignition efficiency, this spark plug ensures reliable and consistent performance for your vehicle.
DENSO – Iridium Power Spark Plug: Maximum Spark Energy, 0.4mm Iridium Tip, IKH16 (Part No.5343)
from
$11.99
The Iridium Power Spark Plug features the world’s smallest Iridium Center Electrode at just 0.4mm, delivering unmatched spark precision for maximum combustion efficiency and enhanced engine performance. Engineered with a patented 360-degree laser welding assembly process, it ensures exceptional durability and reliability under extreme conditions, withstanding temperatures exceeding 4000 Deg F. The U-groove and taper-cut ground electrode design optimizes flame propagation, ensuring consistent ignition and improved fuel efficiency. Its burnished nickel plating provides superior resistance to high temperatures and corrosion, making it ideal for long-lasting performance. Compatible with a wide range of vehicles, including classic and collector cars, this spark plug offers versatility and reliability for thousands of applications. Crafted with an iridium center electrode and a flat seat type, it combines cutting-edge technology with robust construction to deliver maximum spark energy and durability. Choose this spark plug for a high-performance upgrade that stands the test of time.
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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
Champion – Copper Plus Spark Plug (REC12MCC4): Dependable Performance & Durability (Part No.446)
from
$6.29
Copper Plus spark plug delivers dependable performance and durability, making it an ideal choice for maintaining your vehicle’s efficiency. Featuring a copper core center electrode, it ensures precise heat control and enhanced conductivity, promoting longer life and consistent wear. Both the center and ground electrode tips are crafted from nickel, providing superior reliability and corrosion resistance. Engineered to meet ISO and SAE Standards, this spark plug guarantees proven performance and compatibility with a wide range of vehicles. Its flat seat type and integrated resistor further optimize functionality, ensuring smooth operation and extended longevity. Designed as a standard replacement, this spark plug combines advanced materials and engineering to offer exceptional value and reliability for your engine’s ignition system.
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Product Features:
- Copper Plus – Dependable Performance and Durability
- Copper core center electrode allows for accurate control of heat range for longer life
- Superior corrosion resistance
- Built to ISO and SAE standards for proven performance
- Built to ISO and SAE standards for proven performance
- Nickel Electrode Tips for Reliability: Both the center and ground electrode tips are made from nickel, enhancing the spark plug’s reliability and performance.
- Engineered for Optimal Performance: Featuring a flat seat type and integrated resistor, this spark plug is engineered to deliver optimal performance and longevity.
Autolite Iridium – Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition (Part No.XP6003)
from
$9.99
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.
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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 ensures superior wear resistance for extended plug life.
NGK – Ruthenium HX Spark Plug (LFR5AHX): High Ignitability & Durability (Part No.96355)
from
$15.99
NGK Ruthenium HX High Ignitability spark plugs are the best in class plug for todays modern vehicles. Patented Ruthenium technology offers the most advance tip technology and delivers the highest performance and life expectancy. Created from advanced OE technology as a high ignitability plug, Ruthenium HX spark plugs come with patented, specialized OEM DFE and PSPE tip designs. NGK Ruthenium HX High Ignitability spark plugs provide a more complete fuel burn resulting in a quicker throttle response, smoother idle and better cold starts. Ruthenium center electrode provides industry leading durability.
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Product Features:
- HIGH IGNITABILITY DOUBLE FINE ELECTRODE DESIGN: Combines 0.6 millimeter ruthenium center with opposed fine wire platinum ground electrode
- RUTHENIUM ALLOY CENTER ELECTRODE: NGK’s patented ruthenium technology produces maximum performance, ignitability & durability at high temperatures
- PLATINUM PIN TYPE GROUND ELECTRODE: Provides more complete fuel burn, quicker throttle response, smoother idle and better cold starts
- 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: Modern vehicles using OE DFE type spark plugs or for those seeking an aftermarket plug with the latest OE technology
DENSO – U-Groove Spark Plug: OE Performance, K16HPR-U11 (Part No.6076)
from
$7.49
The U-Groove Spark Plug features a patented U-groove ground electrode design that enhances ignitability, allowing it to fire leaner fuel mixtures for improved engine efficiency. Built with precision machine-rolled threads, it minimizes the risk of seizing or cross-threading in delicate aluminum heads, ensuring a hassle-free installation. Its nickel center electrode tip material and flat seat type provide reliable performance across a wide range of applications, including classic and collector cars. Designed to last twice as long as most conventional plugs, this spark plug delivers durability and value, with a lifespan exceeding 30,000 miles. Each plug is 100 percent pre-fired to guarantee dependable operation, making it an excellent choice for maintaining OE performance in your vehicle.
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Product Features:
- Patented U-groove ground electrode design fires leaner mixtures than conventional plugs
- Precision machine-rolled threads reduce seizing and cross-threading in delicate aluminum heads
- Wide range of part numbers for thousands of applications, including classic and collector cars
- Lasts twice as long as most conventional plugs
- 100 percent pre-fired to assure reliable operation
- U-Groove Conventional
E3 – DiamondFIRE Automotive Spark Plug: More Power, Saves Gas (Part No.E3.68)
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$8.49
The Spark Plugs are the product of years of fundamental research in the combustion field. The unique patented electrode configuration of these new The spark plugs increases the amount of combustion pressure created during each power stroke of an engine, which results in a marked increase in power output, fuel economy, and reduced emissions in all gasoline engines. E3.68 is a 14mm, 1.000 reach plug with a gasket seat. It fits a wide variety of late model applications, especially Hemi applications. E3.68 is widely stocked in automotive retail stores. The automotive plugs have three legs securing the Diamond FIRE electrode to the shell. This allows for excellent heat transfer, and helps to create more turbulence in the cylinder. The patented Diamond FIRE side wire is proven to increase power, reduce fuel consumption and improve hydrocarbon emissions in long-term use.
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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.
- Wide Compatibility: E3.68 spark plugs are 14mm with a 1.000 reach and a gasket seat, fitting a wide variety of late model applications, especially Hemi engines.
- Enhanced Heat Transfer: The three legs securing the Diamond FIRE electrode to the shell ensure excellent heat transfer and create more turbulence in the cylinder for better combustion.
- Widely Available: E3.68 spark plugs are widely stocked in automotive retail stores, making them easily accessible for consumers.
DENSO – Iridium TT Spark Plug: Ultimate Endurance and Power, 0.4mm Iridium Tip, IKH16TT (Part No.4703)
from
$12.99
The Iridium TT Spark Plug combines the durability of an OE-style plug with the unmatched power and torque of high-performance engineering. 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 exceptional durability, enduring temperatures over 4000 Deg F. The advanced 360-degree laser welding process ensures a robust bond and structural integrity, delivering over 100,000 miles of reliable performance. Its Twin-Tip Technology, derived from OE Super Ignition Plug design, combines a fine-wire Iridium Center Electrode with a Needle Tip Platinum Ground Electrode for superior ignition efficiency. This spark plug not only enhances fuel economy and reduces emissions but also features premium materials and a flat seat type for optimal performance. Perfect for drivers seeking ultimate endurance and power, its a high-value upgrade for any vehicle.
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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.
DENSO – Iridium Long-Life Spark Plug: OE Performance, SK16HR11 (Part No.3417)
from
$13.99
Engineered to meet the highest OE performance, durability, and emissions standards, this Iridium Long-Life Spark Plug is a powerhouse of innovation and reliability. Featuring DENSO’s patented Iridium Alloy with a 90% Iridium fine wire center electrode, it delivers sustained spark performance for over 100,000 miles, lasting up to three times longer than conventional plugs. The platinum ground electrode ensures extended life, while the 360-degree laser welding process guarantees a superior bond and structural strength. Designed to endure extreme temperatures exceeding 4,000 Deg F, it is ideal for high-performance ignition systems and special fuel setups. With a flat seat type and cutting-edge technology, this spark plug offers exceptional durability and value, making it a trusted choice for long-lasting, efficient engine performance.
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Product Features:
- Latest OE technology with DENSO’s patented Iridium Alloy (90 percent Ir) and fine wire center electrode
- Platinum ground electrode for extended life
- DENSO Patented 360 degree laser welding process: Ensuring exceptional quality bond and structural strength with the Iridium Center Electrode
- Sustained spark performance over 100,000 miles
- Lasts up to three times as long as conventional plugs
- Endures extreme temperatures greater than 4,000 degrees F associated with high-performance ignition and special fuel systems
- Iridium Long Life
NGK – G-Power Spark Plug (LFR5AGP): Enhanced Durability & Performance (Part No.5018)
from
$14.99
NGK G-Power Platinum spark plugs are the best single platinum spark plugs at an economical price. G-Power plugs feature a fine wire platinum center electrode and a trapezoidal cut ground electrode that offers increased durability, improved fuel efficiency, lower emissions, faster starts and quicker acceleration over conventional nickel spark plugs. An excellent upgrade for vehicles which used nickel alloy spark plugs originally. For better performance consider upgrading to a NGK Iridium IX plug. For even greater performance consider upgrading to a NGK RUTHENIUM HX plug.
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Product Features:
- SINGLE PLATINUM TIP: Fine wire 0.6 millimeter platinum tip center electrode ensures improved durability and a consistently stable spark
- PLATINUM ALLOY: G-Power platinum provides exceptional value with increased performance and longer service intervals than factory nickel plugs
- TRAPEZOIDAL CUT GROUND ELECTRODE: Reduces quenching design produces improved ignitability and 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
- RECOMMENDED USAGE: Lower cost alternative to double precious metal spark plugs or as an upgrade to OE nickel alloy spark plugs
- Enhanced Durability: The platinum tip design ensures increased durability, making these spark plugs a reliable choice for long-term use.
- Gasket Seat Type: Equipped with a gasket seat type, ensuring a secure and proper fit in the engine for optimal performance.
ACDelco – RAPIDFIRE Spark Plug (Part No.20)
from
$6.19
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.
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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
- High-Quality Suppressors: Designed to help prevent misfiring, ensuring smooth and reliable engine performance.
Popular 2018 Ram 5500 Spark Plugs Categories
Most Popular Spark Plugs for 2018 Ram 5500s
Enhance your 2018 Ram 5500 with one of the 7 Spark Plugs we have in stock, starting at just $6.19.
DENSO – Iridium Long-Life Spark Plug: OE Performance, SK16HR11 (Part No.3417)
from
$13.99
Engineered to meet the highest OE performance, durability, and emissions standards, this Iridium Long-Life Spark Plug is a powerhouse of innovation and reliability. Featuring DENSO’s patented Iridium Alloy with a 90% Iridium fine wire center electrode, it delivers sustained spark performance for over 100,000 miles, lasting up to three times longer than conventional plugs. The platinum ground electrode ensures extended life, while the 360-degree laser welding process guarantees a superior bond and structural strength. Designed to endure extreme temperatures exceeding 4,000 Deg F, it is ideal for high-performance ignition systems and special fuel setups. With a flat seat type and cutting-edge technology, this spark plug offers exceptional durability and value, making it a trusted choice for long-lasting, efficient engine performance.
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Product Features:
- Latest OE technology with DENSO’s patented Iridium Alloy (90 percent Ir) and fine wire center electrode
- Platinum ground electrode for extended life
- DENSO Patented 360 degree laser welding process: Ensuring exceptional quality bond and structural strength with the Iridium Center Electrode
- Sustained spark performance over 100,000 miles
- Lasts up to three times as long as conventional plugs
- Endures extreme temperatures greater than 4,000 degrees F associated with high-performance ignition and special fuel systems
- Iridium Long Life
Champion – Iridium Spark Plug (REC12WMPB5): Maximum Performance & Longevity (Part No.9055)
from
$12.49
Champion Iridium Spark Plug is engineered for maximum performance and longevity, making it a premium choice for your vehicle. Featuring a fine-wire iridium center electrode and a platinum-enhanced ground electrode, this spark plug ensures sharper spark focus and greater ignitability, delivering optimal engine performance. The V-trimmed ground electrode promotes precise spark delivery, while the Heat-Active alloy allows the electrodes to quickly reach and maintain stable operating temperatures under all engine loads. Designed with a flat seat type for a secure and reliable fit, it also includes a built-in resistor to enhance performance and reliability. Crafted with iridium and platinum materials, this spark plug offers exceptional durability and extended service life, making it ideal for high-performance applications. Upgrade to Champion Iridium for a spark plug that combines cutting-edge technology with unmatched dependability.
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Product Features:
- Champion Iridium – Maximum Performance. Premium Spark Plug
- Iridium center electrode delivers maximum life
- Fine-wire center electrode and V-trimmed for greater ignitability
- V-trimmed ground electrode promotes sharper spark focus
- Maintains stable operating temperature under all engine loads
- Heat-Active alloy allows electrodes to reach optimal temperature quickly
- Flat Seat Type: Engineered with a flat seat type for a secure and reliable fit.
- Built-in Resistor: Includes a resistor to ensure maximum performance and reliability.
Autolite Iridium – Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition (Part No.XP6003)
from
$9.99
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.
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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 ensures superior wear resistance for extended plug life.
DENSO – Iridium Power Spark Plug: Maximum Spark Energy, 0.4mm Iridium Tip, IKH16 (Part No.5343)
from
$11.99
The Iridium Power Spark Plug features the world’s smallest Iridium Center Electrode at just 0.4mm, delivering unmatched spark precision for maximum combustion efficiency and enhanced engine performance. Engineered with a patented 360-degree laser welding assembly process, it ensures exceptional durability and reliability under extreme conditions, withstanding temperatures exceeding 4000 Deg F. The U-groove and taper-cut ground electrode design optimizes flame propagation, ensuring consistent ignition and improved fuel efficiency. Its burnished nickel plating provides superior resistance to high temperatures and corrosion, making it ideal for long-lasting performance. Compatible with a wide range of vehicles, including classic and collector cars, this spark plug offers versatility and reliability for thousands of applications. Crafted with an iridium center electrode and a flat seat type, it combines cutting-edge technology with robust construction to deliver maximum spark energy and durability. Choose this spark plug for a high-performance upgrade that stands the test of time.
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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
DENSO – Iridium TT Spark Plug: Ultimate Endurance and Power, 0.4mm Iridium Tip, IKH16TT (Part No.4703)
from
$12.99
The Iridium TT Spark Plug combines the durability of an OE-style plug with the unmatched power and torque of high-performance engineering. 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 exceptional durability, enduring temperatures over 4000 Deg F. The advanced 360-degree laser welding process ensures a robust bond and structural integrity, delivering over 100,000 miles of reliable performance. Its Twin-Tip Technology, derived from OE Super Ignition Plug design, combines a fine-wire Iridium Center Electrode with a Needle Tip Platinum Ground Electrode for superior ignition efficiency. This spark plug not only enhances fuel economy and reduces emissions but also features premium materials and a flat seat type for optimal performance. Perfect for drivers seeking ultimate endurance and power, its a high-value upgrade for any vehicle.
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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.
Champion – Copper Plus Spark Plug (REC12MCC4): Dependable Performance & Durability (Part No.446)
from
$6.29
Copper Plus spark plug delivers dependable performance and durability, making it an ideal choice for maintaining your vehicle’s efficiency. Featuring a copper core center electrode, it ensures precise heat control and enhanced conductivity, promoting longer life and consistent wear. Both the center and ground electrode tips are crafted from nickel, providing superior reliability and corrosion resistance. Engineered to meet ISO and SAE Standards, this spark plug guarantees proven performance and compatibility with a wide range of vehicles. Its flat seat type and integrated resistor further optimize functionality, ensuring smooth operation and extended longevity. Designed as a standard replacement, this spark plug combines advanced materials and engineering to offer exceptional value and reliability for your engine’s ignition system.
Product Features:
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Product Features:
- Copper Plus – Dependable Performance and Durability
- Copper core center electrode allows for accurate control of heat range for longer life
- Superior corrosion resistance
- Built to ISO and SAE standards for proven performance
- Built to ISO and SAE standards for proven performance
- Nickel Electrode Tips for Reliability: Both the center and ground electrode tips are made from nickel, enhancing the spark plug’s reliability and performance.
- Engineered for Optimal Performance: Featuring a flat seat type and integrated resistor, this spark plug is engineered to deliver optimal performance and longevity.
ACDelco – RAPIDFIRE Spark Plug (Part No.20)
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$6.19
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:
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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
- High-Quality Suppressors: Designed to help prevent misfiring, ensuring smooth and reliable engine performance.
Top-Rated Spark Plug Brands For Your 2018 Ram 5500
When it comes to finding the perfect Spark Plug for your 2018 Ram 5500, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 4 trusted brands. We carry the most popular Spark Plug brands including Champion, DENSO, and Autolite, and more, all known for their exceptional customer ratings (average brand rating of 4.7 stars) and competitive prices, as low as $6.29. Purchasing a Spark Plug from us here at Advance Auto Parts is a smart move for both you and your 2018 Ram 5500, providing peace of mind with parts that meet or exceed OEM standards.
Popular Champion 2018 Ram 5500 Spark Plugs
If you’re looking for a top-quality Spark Plug for your 2018 Ram 5500, Advance Auto Parts has exactly what you need with our selection of Champion Spark Plugs. We have 2 Champion Spark Plugs in stock for this fitment, all known for their durability and precision fit. With prices starting at just $6.29 and an average cost of $9.39, you’ll find the perfect Spark Plug for your needs and budget. Champion Spark Plugs for the 2018 Ram 5500 come highly rated, with over 11 customer reviews and an impressive average rating of 4.7 stars. Choosing a Champion Spark Plug from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
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Copper Plus Spark Plug (REC12MCC4): Dependable Performance & Durability
“These all came perfectly gaped and ready, I cheapies all 16 of them and they were perfect. The store did a great job in ordering and getting them in f”
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$12.49
(2)
Iridium Spark Plug (REC12WMPB5): Maximum Performance & Longevity
“I’m super satisfied with these spark plugs,my vehicle is responsive and a bit faster now thank you”
Top-Quality DENSO 2018 Ram 5500 Spark Plugs
For those in search of a high-quality Spark Plug for their 2018 Ram 5500, Advance Auto Parts offers a great selection of DENSO Spark Plugs. With 3 DENSO Spark Plugs in stock, you can trust you’re getting top-tier parts designed for durability and a perfect fit. Prices for these Spark Plugs start at just $11.99, with an average price of $12.99, giving you a range of options to suit your budget. Backed by over 147 customer ratings and an average rating of 4.6 stars, DENSO Spark Plugs provide both reliability and excellent performance. Choosing a DENSO Spark Plug from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.
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Iridium Power Spark Plug: Maximum Spark Energy, 0.4mm Iridium Tip, IKH16
“Perfect plugs…less $$ than NGK, Gap was right out of the box. Gas Mileage was in the mid 20’s with leaking NGK..replaced with these plugs 32.3 avg o”
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$12.99
(47)
Iridium TT Spark Plug: Ultimate Endurance and Power, 0.4mm Iridium Tip, IKH16TT
“Runs like new great gas mileage
Good investment!!”
FAQs for 2018 Ram 5500 Spark Plugs
What are the best-selling Spark Plugs for 2018 Ram 5500s?
Out of 7 Spark Plugs that fit 2018 Ram 5500s, the following parts are the top sellers:
- Copper Plus Spark Plug (REC12MCC4): Dependable Performance & Durability (11314883) – $6.29
- Iridium Spark Plug (REC12WMPB5): Maximum Performance & Longevity (11393158) – $12.49
- RAPIDFIRE Spark Plug (11991418) – $6.19
What’s the price range for 2018 Ram 5500 Spark Plugs?
The prices of Spark Plugs for the 2018 Ram 5500 range from $6.19 up to $13.99 for the most premium parts.
What is the average price of a Spark Plug for a 2018 Ram 5500?
The average price for Spark Plugs for the 2018 Ram 5500 is $10.56. Keep in mind the variety of part types within our Spark Plug category, where you are likely to find a wide range of prices across a variety of parts and components.
Does Advance Auto Parts sell Spark Plugs for other Ram 5500 model years?
What are the cheapest Spark Plugs for my 2018 Ram 5500?
The cheapest 2018 Ram 5500 Spark Plugs we carry are:
- RAPIDFIRE Spark Plug (11991418) – $6.19
- Copper Plus Spark Plug (REC12MCC4): Dependable Performance & Durability (11314883) – $6.29
- Iridium XP Fine wire Spark Plug: Improved Durability, More Focused Ignition (10500901) – $9.99
- Iridium Power Spark Plug: Maximum Spark Energy, 0.4mm Iridium Tip, IKH16 (20650534) – $11.99
- Iridium Spark Plug (REC12WMPB5): Maximum Performance & Longevity (11393158) – $12.49
Does Advance Auto Parts sell Spark Plugs for any other 2018 Ram models?
Yes. We stock Spark Plugs for 7 other popular 2018 Ram models. Some of the most popular are 2018 1500 Spark Plugs, 2018 2500 Spark Plugs, 2018 3500 Spark Plugs, 2018 ProMaster 1500 Spark Plugs, and 2018 ProMaster 3500 Spark Plugs.
What are the top-rated Spark Plugs that fit the 2018 Ram 5500?
The one 2018 Ram 5500 Spark Plug we have in stock is the RAPIDFIRE Spark Plug. It costs $6.19.
What types of Spark Plugs do you sell for my 2018 Ram 5500?
We currently have just 1 Spark Plug in stock for a 2018 Ram 5500, and as of 3/1/26, it is .
Can I get help with 2018 Ram 5500 Spark Plug orders?
Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Ram Spark Plugs and more.
What is your return policy for Ram 5500 Spark Plugs?
Advance Auto Parts keeps returns simple. For new Ram 5500 Spark Plugs and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.