2003 Volvo S40 Spark Plugs

Essential 2003 Volvo S40 Spark Plugs

NGK – Iridium IX Spark Plug: Single Iridium Fine Wire, LFR6AIX-11 (Part No.6619)

Iridium IX Spark Plug: Single Iridium Fine Wire, LFR6AIX-11

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$12.99
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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Autolite Iridium – Iridium Ultra Finewire Spark Plug: Optimal Performance, Durability, Ignitability (Part No.AI3923)

Iridium Ultra Finewire Spark Plug: Optimal Performance, Durability, Ignitability

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$10.99
Optimal Performance, Durability, Ignitability. The Autolite Iridium Ultra is an engineered OE replacement iridium spark plug featuring a laser-welded 0.5mm proprietary iridium alloy finewire center electrode that ensures optimal fuel efficiency, acceleration, and focused ignitability. Its nickel-plated shell resists corrosion, while the high-alumina ceramic insulator provides increased strength. Additionally, the proprietary platinum sidewire technology enhances durability and performance, making it a top choice for reliable ignition. It also features a resistor type and a flat seat type for added compatibility and performance.

Product Features:
  • Autolite Iridium Ultra is an engineered OE replacement iridium spark plug.
  • A laser-welded 0.5mm proprietary iridium alloy 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.
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NGK – OE Series Standard Nickel Spark Plug: Conventional Tip Design, LFR6D (Part No.6490)

OE Series Standard Nickel Spark Plug: Conventional Tip Design, LFR6D

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$10.29
NGK Standard spark plugs (in the iconic NGK ‘yellow box’ packaging) are a proven OE cornerstone and technology customers have relied on for decades. Engineered specifically for OE applications, NGK Standard spark plugs provide OE quality nickel alloy reliable performance and design. NGK’s legendary high grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance, while triple gasket sealing prevents combustion gas leakage. Solid 98% pure copper core offers superior heat dissipation, conductivity and ultra wide heat ranges. Trivalent metal plating ensures superior anti-corrosion and anti-seizing properties.

Product Features:
  • ACTUAL OE or EQUIVALENT DESIGN: OEM quality construction nickel alloy center electrode 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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DENSO – Iridium Power Spark Plug: Maximum Spark Energy, 0.4mm Iridium Tip, IK20 (Part No.5304)

Iridium Power Spark Plug: Maximum Spark Energy, 0.4mm Iridium Tip, IK20

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$11.79
Increased performance with World’s smallest Iridium Center Eletrode (0.4mm).

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° 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
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DENSO – Iridium Power Spark Plug: Maximum Spark Energy, 0.4mm Iridium Tip, IKH20 (Part No.5344)

Iridium Power Spark Plug: Maximum Spark Energy, 0.4mm Iridium Tip, IKH20

from

$12.29
Increased performance with World’s smallest Iridium Center Eletrode (0.4mm).

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┬░ 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: This spark plug requires 5,000 less volts to fire compared to conventional spark plugs, providing maximum performance even under extreme conditions.
  • Enhanced Horsepower and Efficiency: Experience more horsepower, faster and easier starts, fewer misfires under heavy loads, and better fuel efficiency with the DENSO Iridium Power spark plug.
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Autolite Iridium – Iridium Ultra Finewire Spark Plug: Optimal Performance, Durability, Ignitability (Part No.AI5325)

Iridium Ultra Finewire Spark Plug: Optimal Performance, Durability, Ignitability

from

$10.99
Autolite Iridium Ultra Laser Finewire 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.
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Autolite – Copper Spark Plug: Delivers Quick Starts, Good Fuel Economy, Smooth Acceleration (Part No.3923)

Copper Spark Plug: Delivers Quick Starts, Good Fuel Economy, Smooth Acceleration

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$3.49
Autolite Copper spark plugs deliver quick starts, good fuel economy and smooth acceleration.

Product Features:
  • Copper-glass seal bonds insulator, terminal post center electrode together; assures full required voltage at spark gap; gas-tight seal (100% leak proof)
  • Multi-rib insulator reduces danger of “flash-over”
  • One-piece terminal post adds strength
  • Resistor reduces radio frequency interference (RFI) and electrode erosion
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DENSO – Double Platinum Spark Plug: OE Performance, lasts 60K+ Miles, PK20PR-P8 (Part No.3245)

Double Platinum Spark Plug:  OE Performance, lasts 60K+ Miles, PK20PR-P8

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$9.79
Manufactured to the strictest OE performance, durability and emissions standards.

Product Features:
  • OE grade platinum on both center and ground electrods
  • Premium shell construction with machine-rolled threads
  • Superior thermal conductivity
  • Sustained spark performance over 60,000 miles
  • Reduced secondary required voltage, increased ignition efficiency
  • Satisfied customers, reduced shop comebacks
  • Double Platinum
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Autolite – Copper Spark Plug: Delivers Quick Starts, Good Fuel Economy, Smooth Acceleration (Part No.5325)

Copper Spark Plug: Delivers Quick Starts, Good Fuel Economy, Smooth Acceleration

from

$3.49
Autolite has over 100 years of engineering experience and has sold over 11 billion plugs. Guaranteed to deliver quick starts, good fuel economy and smooth acceleration, Autolite Copper Core spark plugs are designed to meet or exceed OES design requirements. Consider upgrading to Autolite Platinum, Double Platinum or Iridium XP plugs for improved engine performance. Copper core plugs are the industry standard.

Product Features:
  • Copper-glass seal bonds insulator, terminal post center electrode together; assures full required voltage at spark gap; gas-tight seal (100% leak proof)
  • Multi-rib insulator reduces danger of “flash-over”
  • One-piece terminal post adds strength
  • Resistor reduces radio frequency interference (RFI) and electrode erosion
  • Quick Starts: Autolite Copper Core spark plugs are engineered to ensure your engine starts quickly and reliably every time.
  • 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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Felpro – Spark Plug Tube Seal Set (Part No.ES 72477)

Spark Plug Tube Seal Set

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$10.29
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Victor Reinz – Spark Plug Tube Seal Set (Part No.18-10072-01)

Spark Plug Tube Seal Set

from

$19.49
With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.

Product Features:
  • Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
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Beru – Platinum Spark Plug (Part No.F1000453362BER)

Platinum Spark Plug

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$19.77
BERU Platinum spark plugs have electrodes with platinum armoring ensure an extremely high burn-off resistance. The Beru Platinum spark plug is OEM Quality and is guaranteed to meet or exceed the vehicle manufacturers specifications for performance and durability.

Product Features:
  • Electrodes with platinum armoring ensure an extremely high burn-off resistance.
  • High thermal conductivity and extremely high resistance to erosion.
  • Optimal combustion: saves fuel and protects the catalytic converter.
  • Long life, high dependability.
  • Good cold starting properties.
  • Excellent mixture access.
  • First equipment quality. Where the burn-off resistance and ignition reliability need to be very high, automobile manufacturers such as BMW, Peugeot and Porsche use Beru spark plugs with platinum electrodes.
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Bosch – OE Finewire Platinum Spark Plug (Part No.F1000332695BOS)

OE Finewire Platinum Spark Plug

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$12.34
2X longer service life compared to standard copper plugs Bosch Platinum Spark Plugs are the newest member of our OE fine wire spark plug family. From the brand trusted in the world’s most advanced engines, Bosch Platinum Spark Plugs are engineered to provide you with improved ignitability and performance.

Product Features:
  • OE design for optimum fit and function
  • Fine wire design delivers improved ignitability and performance life
  • Center electrode is an ultra fine wire design.
  • Copper core provides broader heat range to resist pre-ignition
  • Tapered shape ground electrode reduces flame shrouding for improved combustion
  • Yttrium enhanced to resist wear
  • Nickel-plated shell with rolled threads
  • Ribbed insulator design
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DENSO – Standard U-Groove Spark Plug (Part No.F1000163988ND)

Standard U-Groove Spark Plug

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$7.51
Denso Spark Plug Denso’s standard plugs have always offered a patented U-groove ground electrode producing for a larger, hotter spark. Copper core for better thermal conductivity. Machine rolled threads to reduce cross-threading and seizing . The plug insulator is constructed of purified alumina powder for extreme stress with 5 ribs to prevent flashover.

Product Features:
  • U-Groove Ground Electrode Promotes Ignitability and Decreases Quenching
  • Fully Projected Insulator Reduces Carbon Fouling
  • Machine Rolled Threads Prevent Seizing or Cross Threading During Installation and Removal
  • 100% Pre-Fired to Assure the Highest Quality Possible
  • Purified Alumina Powder Insulator Provides Exceptional Strength and Thermal Conductivity
  • Five Rib Insulator Prevents Flashover
  • Copper-Glass Seal Bonds Center Electrode and Insulator for a Gas-Tight Seal
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2003 Volvo S40 Spark Plugs

Maybe you’re in the middle of a full rebuild of that 2003 Volvo S40. Maybe you just need a couple of Spark Plugs. Either way, Advance Auto Parts has 25 different Spark Plugs in our inventory ranging from $3.49 to $19.77. That means you can find the exact parts or products you need to keep that 2003 Volvo S40 running smoothly.

Spark Plugs are only as good as their brand. We stock 8 different brands to make sure you have plenty of trusted parts to choose from for your 2003 Volvo S40. Autolite, NGK, and DENSO are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Spark Plugs for your 2003 Volvo S40, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 2,482 reviews in this category, some of the top rated parts include DiamondFIRE Automotive Spark Plug: More Power, Saves Gas with 4.1 stars and Platinum TT Spark Plug with Twin-Tip Design for Enhanced Ignition with 4.6 stars.

So if you’re in the market for aftermarket Spark Plugs to keep your 2003 Volvo S40 rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Spark Plugs Brands To Make Your 2003 Volvo S40 Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 2003 Volvo S40 demands trusted brand parts and products to keep it running. Many trusted brands of Spark Plugs make up Advance Auto Parts’ inventory, and all are ready to help make your S40 the best it can be. Be sure to browse some of our top Spark Plugs brands and parts.

FAQs for 2003 Volvo S40 Spark Plugs

What are the most purchased Spark Plugs for the 2003 Volvo S40?

Out of 25 Spark Plugs for the 2003 Volvo S40, the most popular in our inventory are:

What are the top-rated 2003 Volvo S40 Spark Plugs?

Top-rated Spark Plugs for your 2003 Volvo S40 based on customer reviews/ratings are:
DiamondFIRE Automotive Spark Plug: More Power, Saves Gas
from $6.99
(184)
DiamondFIRE Automotive Spark Plug: More Power, Saves Gas
“Great product”
Platinum TT Spark Plug with Twin-Tip Design for Enhanced Ignition
from $3.99
(105)
Platinum TT Spark Plug with Twin-Tip Design for Enhanced Ignition
“Very nice quality. Installed like factory. Ran great.”