2003 Audi A4 Spark Plugs
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NGK®Laser Iridium™ Spark PlugAudi A4 / A4 Quattro 3.0L 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 PlugAudi A4 / A4 Quattro 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...$8.01
- Denso®Iridium Long Life™ Spark PlugAudi A4 / A4 Quattro 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...Manufactured to boost your engine’s performanceEngineered utilizing the finest materials and equipment$10.98
- TRQ®Iridium Spark Plug SetAudi A4 / A4 Quattro 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$39.72 - $45.07$40.95 - $46.95Save up to 4%
- NGK®Iridium IX™ Spark PlugAudi A4 / A4 Quattro 3.0L 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....$7.79
- NGK®Laser Platinum™ Spark PlugAudi A4 / A4 Quattro 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...$10.76 - $11.16
- Denso®Iridium Power™ Cold Type Spark PlugAudi A4 / A4 Quattro 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) &...$6.69
- Denso®Cold Type Iridium Long-Life Spark PlugAudi A4 Quattro 1.8L 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
- Champion®Copper Plus Spark PlugAudi A4 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 of their...Copper Plus - Dependable Performance.Copper core center electrode allows for accurate control of heat range for longer life$2.17 - $2.31
- ACDelco®GM Original Equipment™ Conventional Nickel Spark PlugAudi A4 / A4 Quattro 1.8L 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...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$2.79
- Denso®Platinum TT™ Spark PlugAudi A4 / A4 Quattro 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...$3.44
- ACDelco®Gold™ Rapidfire Platinum Spark PlugAudi A4 / A4 Quattro 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$5.09 - $5.16
- Champion®Iridium Spark PlugAudi A4 1.6L 2003, Iridium 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 provides excellent lifetime and engine performance at a...$5.79
- Denso®Original U-Groove Nickel Spark PlugAudi A4 / A4 Quattro 2003, Original U-Groove Nickel Spark Plug by Denso®. 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...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$2.08 - $2.09
- ACDelco®Gold™ Double Platinum Spark PlugAudi A4 / A4 Quattro 1.8L 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$8.02
- ACDelco®Professional™ Conventional Nickel Spark PlugAudi A4 / A4 Quattro 3.0L 2003, Professional™ Conventional Nickel Spark Plug by ACDelco®. Designed for today’s most popular autos, as well as several marine applications, ACDelco’s Rapidfire® Platinum Spark Plugs fit engines...Ribless insulator that improves the plug-to-boot sealTapered center wire electrode with a platinum pad reduces the firing diameter and helps improve the firing efficiency by concentrating and directing energy needed to fire the plug with less voltage$2.79
- Autolite®XP™ Iridium Spark PlugsAudi A4 / A4 Quattro 3.0L 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...$5.34
- ACDelco®GM Original Equipment™ Double Platinum Spark PlugAudi A4 / A4 Quattro 3.0L 2003, GM Original Equipment™ Double 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...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$8.02
- Champion®Platinum Power™ Spark PlugAudi A4 1.6L 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.$2.64
- Denso®Double Platinum Spark PlugAudi A4 / A4 Quattro 1.8L 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...$8.70
- SKP®Spark PlugAudi A4 / A4 Quattro 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
- Champion®Double Platinum Power Spark PlugAudi A4 1.6L 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...$5.23
- DIY Solutions®Spark Plug SetAudi A4 / A4 Quattro 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$41.77 - $69.31
- Brisk®Iridium Yttrium Performance Spark PlugAudi A4 / A4 Quattro 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 PlugsAudi A4 / A4 Quattro 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
- Brisk®Premium Racing LGS Spark PlugAudi A4 / A4 Quattro 3.0L 2003, Premium Racing LGS Spark Plug 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...$12.60
- Brisk®Silver Spark PlugAudi A4 / A4 Quattro 1.8L 2003, Silver Spark Plug 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...$9.91
- Nitrode®Yttrium Spark PlugAudi A4 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
- Pulstar®PlasmaCore™ Iridium Fine Wire Spark PlugAudi A4 2003, PlasmaCore™ Iridium Fine Wire Spark Plug by Pulstar®. With Resistor. Install a set of Pulstar Pulse Plugs and get better fuel economy and more power and torque. These plugs replace your standard spark plugs and use their...$14.94
- Vemo®Spark PlugAudi A4 1.8L 2003, Spark Plug by Vemo®.$21.34
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