2003 Subaru WRX Spark Plugs
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NGK®Laser Iridium™ Spark PlugSubaru WRX / WRX STI 2003, Laser Iridium™ Spark Plug by NGK®. Often specified as original equipment, NGK Laser Iridium spark plugs are the best combination of performance and longevity. Iridium tip is six (6) times harder than...$12.60 - Denso®Iridium TT™ Cold Type Spark PlugSubaru WRX Base 2003, Iridium TT™ Cold Type Spark Plug by Denso®. Ultimate Endurance and Power. 0.4 mm Iridium and 0.7 mm Platinum Twin-Tip Technology. Make your vehicle faster and more powerful with premium-quality performance fuel...$8.01
- NGK®HX™ Ruthenium Spark PlugSubaru WRX / WRX STI 2003, HX™ Ruthenium Spark Plug by NGK®. NGK Spark Plugs is introducing the latest technology in high ignitability spark plugs to the automotive aftermarket NGK Ruthenium HX™. The ultimate high ignitability spark...$11.40
- Denso®Cold Type Iridium Long-Life Spark PlugSubaru WRX Base 2003, Cold Type Iridium Long-Life Spark Plug by Denso®. Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap. Denso's patented Iridium alloy is more durable than even Platinum,...$10.89
- TRQ®Iridium Spark Plug SetSubaru WRX / WRX STI 2003, Iridium Spark Plug Set by TRQ®. This top-notch TRQ spark plug set is made to fix spark plug problems easily. With its help, you will restore your vehicle's quick starting. Plus, installing it is a simple task.Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$40.95Save: $2.05 (5%)$38.90
- NGK®Laser Platinum™ Spark PlugSubaru WRX / WRX STI 2003, Laser Platinum™ Spark Plug by NGK®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your...$9.99
- SKP®Spark PlugSubaru WRX / WRX STI 2003, Spark Plug by SKP®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent OE specifications, it is sure to fit and function...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$4.10
- Denso®Iridium Power™ Cold Type Spark PlugSubaru WRX Base 2003, Iridium Power™ Cold Type Spark Plug by Denso®. Iridium Ultimate Endurance and Power - Performance Upgrade with World's Smallest Center Electrode (0.4 mm Iridium and 0.7 mm Platinum Twin-Tip Technology) & Tapered...$6.69
- Champion®Copper Plus Spark PlugSubaru WRX / WRX STI 2003, Copper Plus Spark Plug by Champion®. Built with nickel alloy center and ground electrodes, these spark plugs provide extra durability for long-lasting service life, while the extrusion of copper into the core...Copper Plus - Dependable Performance.Copper core center electrode allows for accurate control of heat range for longer life$2.11
- Denso®Original U-Groove Nickel Spark PlugSubaru WRX Base 2003, Original U-Groove Nickel Spark Plug by Denso®. OE Recommended Resistor Plug with Patented U-Groove Design. If you want to restore the original performance of your vehicle's ignition system, this product is what you...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$2.08
- ACDelco®Gold™ Rapidfire Platinum Spark PlugSubaru WRX / WRX STI 2003, Gold™ Rapidfire Platinum Spark Plug by ACDelco®. Designed utilizing the latest technology, this product features premium quality and will perform better than advertised. Perfect for your vehicle and...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$6.06Save: 15%$5.16
- ACDelco®GM Original Equipment™ Conventional Nickel Spark PlugSubaru WRX / WRX STI 2003, GM Original Equipment™ Conventional Nickel Spark Plug by ACDelco®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent OE...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$3.28Save: 15%$2.79
- Denso®Platinum TT™ Spark PlugSubaru WRX / WRX STI 2003, Platinum TT™ Spark Plug by Denso®. Unlock the performance of your engine and improve the operation of your ignition system with this quality product. Precision engineered in compliance with rigorous industry...$3.71
- Autolite®XP™ Iridium Spark PlugsSubaru WRX / WRX STI 2003, XP™ Iridium Spark Plugs by Autolite®. With Resistor. Want to upgrade the ignition system of your vehicle to get ultimate combustion and maximum horsepower? Step up to Autolite. Featuring the ground-breaking...$5.34
- Denso®Double Platinum Spark PlugSubaru WRX Base 2003, Double Platinum Spark Plug by Denso®. Extra Long Life Double Platinum Plug with Platinum Ground Strap. Denso Double Platinum plug features platinum on both the center and ground electrodes. This precious metal...$8.70
- NGK®Nickel Spark PlugSubaru WRX / WRX STI 2003, Nickel Spark Plug by NGK®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent OE specifications, it is sure to fit and...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$2.39
- ACDelco®Gold™ Double Platinum Spark PlugSubaru WRX / WRX STI 2003, Gold™ Double Platinum Spark Plug by ACDelco®. Designed utilizing the latest technology, this product features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle,...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$9.41Save: 15%$8.01
- Stone®Spark Plug Tube SealSubaru WRX Base 2003, Spark Plug Tube Seal by Stone®. Sold Individually. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of...Expertly crafted from the highest grade materialsCompliant with the most strict standards for quality$1.87 - $3.09
- Ishino®Spark Plug Tube SealSubaru WRX / WRX STI 2003, Spark Plug Tube Seal by Ishino®. This first-rate product is designed with utmost care and attention to detail to replicate the OE part as closely as possible. Made from superior materials it provides the...Crafted from high-grade materialsMade to stringent quality standards$4.91
- DIY Solutions®Spark Plug SetSubaru WRX / WRX STI 2003, Spark Plug Set by DIY Solutions®. If you're seeking to get your steel stallion back to its tip-top condition, then this top-notch replacement solution is what you should definitely look out for. When it comes...Designed to help restore your vehicle to its former gloryQuick replacement to let you enjoy an awesome ride again$44.83
- Bosch®Spark PlugSubaru WRX Base 2003, Spark Plug by Bosch®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent OE specifications, it is sure to fit and function the...100% new, not rebuiltOE design to ensure exact fit, form and function$1.87
- Brisk®Iridium Yttrium Performance Spark PlugSubaru WRX / WRX STI 2003, Iridium Yttrium Performance Spark Plug by Brisk®. With Resistor. The center electrode is from special nickel-yttrium alloy with high heat conductivity what enables to optimize thermal balance of active parts...$9.91
- Brisk®Premium EVO Spark PlugsSubaru WRX / WRX STI 2003, Premium EVO Spark Plugs by Brisk®. With Resistor. Unlock the performance of your engine and improve the operation of your ignition system with this quality product. Precision engineered in compliance with...$13.50
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