2003 GMC Envoy Spark Plugs
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NGK®Laser Iridium™ Spark PlugGMC Envoy 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 platinum providing...$8.93 - $9.14 - Denso®Iridium TT™ Spark PlugGMC Envoy 2003, Iridium TT™ 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 system parts...$7.12 - $8.96
- ACDelco®GM Original Equipment™ Iridium Spark PlugGMC Envoy / Envoy XL 4.2L 2003, GM Original Equipment™ Iridium 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$9.77
- NGK®HX™ Ruthenium Spark PlugGMC Envoy 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 plugs from...$11.40
- Denso®Iridium Long-Life Spark PlugGMC Envoy 2003, Iridium Long-Life Spark Plug by Denso®. Denso's patented Iridium alloy is more durable than even Platinum, allowing the center electrode to be shrunk to only 0.7 mm in diameter. This produces a dramatic improvement in...$6.57
- Autolite®Double Platinum Spark PlugGMC Envoy XL 5.3L 2003, Double Platinum Spark Plug 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...$2.57 - $4.57
- TRQ®Iridium Spark Plug SetGMC Envoy 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$49.87 - $54.67$51.95 - $56.95Save 4%
- ACDelco®Gold™ Rapidfire Platinum Spark PlugGMC Envoy 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 lifestyle, it is...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$5.09 - $5.51
- ACDelco®GM Original Equipment™ Conventional Nickel Spark PlugGMC Envoy XL 5.3L 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$2.79
- ACDelco®GM Original Equipment™ Platinum Spark PlugGMC Envoy XL 5.3L 2003, GM Original Equipment™ Platinum 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$8.02
- NGK®Iridium IX™ Spark PlugGMC Envoy XL 5.3L 2003, Iridium IX™ Spark Plug by NGK®. NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. NGK...$7.79
- Denso®Iridium Power™ Spark PlugGMC Envoy 2003, Iridium Power™ 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 Tip Patented...$6.31 - $7.52
- NGK®Laser Platinum™ Spark PlugGMC Envoy 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 needs and...$9.16
- NGK®G-Power™ Platinum Spark PlugGMC Envoy 2003, G-Power™ Platinum Spark Plug by NGK®. Platinum spark plugs by NGK are designed to improve fuel efficiency, lower emissions, and provide quicker starts while remaining durable under high heat. With 0.6 mm platinum alloy...$3.63 - $5.59
- NGK®V-Power™ Spark PlugGMC Envoy XL 5.3L 2003, V-Power™ Spark Plug by NGK®. Spark plugs offer higher performance compared to standard plugs. Spark plugs feature a V-groove center electrode and concave ground electrode that lowers ignition voltage...$2.09
- Denso®Platinum TT™ Spark PlugGMC Envoy 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 standards,...$3.71 - $5.29
- DIY Solutions®Spark Plug SetGMC Envoy 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 to quality,...Designed to help restore your vehicle to its former gloryQuick replacement to let you enjoy an awesome ride again$48.91 - $97.87
- ACDelco®Gold™ Double Platinum Spark PlugGMC Envoy / Envoy XL 4.2L 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...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$8.49
- Champion®Platinum Power™ Spark PlugGMC Envoy XL 5.3L 2003, Platinum Power™ Spark Plug by Champion®. As the leaders in precious metal technologies as well as F.I.S.S resistor technology and MLR™ technology, Champion spark plugs provide enhanced ignition and longer life.$2.81
- Autolite®XP™ Iridium Spark PlugsGMC Envoy XL 5.3L 2003, XP™ Iridium Spark Plugs by Autolite®. With Resistor. OE Style. Want to upgrade the ignition system of your vehicle to get ultimate combustion and maximum horsepower? Step up to Autolite. Featuring the...$5.42
- Autolite®Copper Spark PlugGMC Envoy 2003, Copper Spark Plug by Autolite®. Want to upgrade the ignition system of your vehicle to get ultimate combustion and maximum horsepower? Step up to Autolite. Featuring the ground-breaking design, this product guarantees to...$1.50
- SKP®Spark PlugGMC Envoy 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 the same or...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$4.18 - $4.43
- Denso®Double Platinum Spark PlugGMC Envoy 2003, Double Platinum Spark Plug by Denso®. Denso Double Platinum plug features platinum on both the center and ground electrodes. This precious metal fights corrosion and erosion, ensuring superior spark performance and...$6.36
- Bosch®Spark PlugGMC Envoy / Envoy XL 4.2L 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...100% new, not rebuiltOE design to ensure exact fit, form and function$4.89
- Champion®Double Platinum Power Spark PlugGMC Envoy 2003, Double Platinum Power Spark Plug by Champion®. With platinum fine wire welded onto the nickel alloy center electrode and a platinum pad welded to the ground electrode, these products provide long-lasting service life and...$4.95 - $8.73
- Champion®Nickel Spark PlugGMC Envoy XL 5.3L 2003, Nickel Spark Plug by Champion®. 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...Copper Plus - Dependable Performance.Copper core center electrode allows for accurate control of heat range for longer life$2.18
- Brisk®Iridium Yttrium Performance Spark PlugGMC Envoy 2003, Iridium Yttrium Performance Spark Plug by Brisk®. If you want to upgrade your vehicle with a spark plug that provides more power and faster acceleration, then this Brisk product is just the option. Designed with the...$9.91
- Brisk®Premium EVO Spark PlugsGMC Envoy / Envoy XL 4.2L 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
- E3®Spark PlugsGMC Envoy / Envoy XL 4.2L 2003, Spark Plugs by E3®. With Resistor. For a more efficient and complete burn, go with the super sturdy plugs by E3. The advanced DiamondFire plug features a diamond-shaped electrode that ensures rapid and...$6.99
- Nitrode®Yttrium Spark PlugGMC Envoy 2003, Yttrium Spark Plug by Nitrode®. The Nitrode™ spark plugs are positioned to be the world's "greenest" most environmentally friendly spark plugs on the planet. Reducing fuel consumption and emissions while producing more...$10.19
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2003 GMC Envoy Models
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