2003 GMC Sierra 2500 Spark Plug Wires, Ignition Wires
Select Your Submodel
- Standard®Pro Series™ Spark Plug Wire SetGMC Sierra 2500 2003, Pro Series™ Spark Plug Wire Set by Standard®. 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$33.76 - $36.52
- ACDelco®GM Original Equipment™ Spark Plug Wire SetGMC Sierra 2500 2003, GM Original Equipment™ Spark Plug Wire Set by ACDelco®. Built to match the Original Equipment in length and fit, ACDelco Professional Ignition Wire Sets also offer a performance advantage over many aftermarket...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$64.59 - $84.30
- ACDelco®Professional™ Spark Plug Wire SetGMC Sierra 2500 2003, Professional™ Spark Plug Wire Set by ACDelco®. Built to match the Original Equipment in length and fit, ACDelco Professional Ignition Wire Sets also offer a performance advantage over many aftermarket products.Wire conductor, wire length and diameter help provide maximum spark delivery and protectionSpark plug distributor boot shape and materials provide proper fit, installation and water-tight seal$61.37 - $65.79
- TRQ®Spark Plug Wire SetGMC Sierra 2500 2003, Spark Plug Wire Set by TRQ®. Replace your malfunctioning spark plug wires with this new set to get superior firing and fuel savings. Engineered to meet the strict OEM specifications, the wires are the number one...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$49.87 - $67.85$51.95 - $69.95Save up to 4%
- Granatelli Motor Sports®MPG+™ Spark Plug Wire SetGMC Sierra 2500 HD Extended Cab / Crew Cab 8.1L 2003, MPG+™ Spark Plug Wire Set by Granatelli Motor Sports®. Get these top-notch spark plug wires to achieve maximum performance out of your ignition system. They are designed with...$192.85
- NGK®Spark Plug Wire SetGMC Sierra 2500 2003, Spark Plug Wire Set by NGK®. NGK Wire Sets are built to meet stringent OEM tolerances for a variety of vehicles. They utilize a construction method known as "variable pitch" wire winding to create resistance to...Superior firing and fuel savingsOutstanding durability$54.08 - $62.46
- Denso®Spark Plug Wire SetGMC Sierra 2500 2003, Spark Plug Wire Set by Denso®. Complete Ignition Wire Set. 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$58.06 - $66.68
- Walker Products®Spark Plug Wire SetGMC Sierra 2500 2003, Spark Plug Wire Set by Walker Products®. 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...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$27.70 - $112.19
- Standard®Spark Plug Wire SetGMC Sierra 2500 2003, Spark Plug Wire Set by Standard®. 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$35.98 - $103.45
- Granatelli Motor Sports®High Performance Coil-Near-Plug Connector Kit with Lead Wire and JacketingGMC Sierra 2500 2003, High Performance Coil-Near-Plug Connector Kit with Lead Wire and Jacketing by Granatelli Motor Sports®. Granatelli O ohm wires are patent protected by United States Patent number 7,185,622. This patent covers their...$254.51 - $321.54
- Taylor Cable®Street Thunder™ 8mm Ignition Wire SetGMC Sierra 2500 / Sierra 2500 HD 6.0L Gas 2003, Street Thunder™ 8mm Ignition Wire Set by Taylor Cable®. Designed with efficiency and excellence in mind, this superior part is going to change the way your ignition system performed...$47.89
- Taylor Cable®ThunderVolt™ 8.2mm Ignition Wire SetGMC Sierra 2500 2003, ThunderVolt™ 8.2mm Ignition Wire Set by Taylor Cable®. Designed with efficiency and excellence in mind, this superior part is going to change the way your ignition system performed before. It delivers unsurpassed...$85.63
- ACDelco®GM Original Equipment™ Spark Plug WireGMC Sierra 2500 2003, GM Original Equipment™ Spark Plug Wire by ACDelco®. 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...ACDelco GM OE wire sets are designed to be like Original Equipment in critical areas such as cable length and diameter, terminal design and insulator positionProvide a high degree of Radio Frequency Interference (RFI) suppression$13.70 - $17.35
- Standard®Intermotor™ Headlamp Wiring HarnessGMC Sierra 2500 / Sierra 2500 HD 2003, Intermotor™ Headlamp Wiring Harness by Standard®. For over 100 years, professional technicians have trusted Standard® to replace the failed OE part. Standard® manufacturers the highest-quality,...14 gauge wire for better conductivityComplete “plug and play” design plugs between the factory harness and new bulb for ease of installation$10.24
- Granatelli Motor Sports®High Performance Coil-Near-Plug Connector Kit with Lead WireGMC Sierra 2500 2003, High Performance Coil-Near-Plug Connector Kit with Lead Wire by Granatelli Motor Sports®. Crafted with efficiency and longevity in mind, this superior product features a fusion of reliable design, tried-and-true...$224.14 - $229.38
- Delphi®Spark Plug Wire SetGMC Sierra 2500 2003, Spark Plug Wire Set by Delphi®. Pre-greased spark plug boots for quicker installation. Delphi packard-marked cable for oe component confirmation. OE boots, terminals, and lead lengths for no hassle installation....Pre-greased spark plug boots for quicker installationDelphi packard marked cable - OE component confirmation$54.89 - $69.86
- Taylor Cable®409 Spiro Pro™ Ignition Wire SetGMC Sierra 2500 2003, 409 Spiro Pro™ Ignition Wire Set by Taylor Cable®. Designed with efficiency and excellence in mind, this superior part is going to change the way your ignition system performed before. It delivers unsurpassed...$107.05 - $126.94
- Taylor Cable®Spiro-Pro™ 8mm Ignition Wire SetGMC Sierra 2500 2003, Spiro-Pro™ 8mm Ignition Wire Set by Taylor Cable®. Designed with efficiency and excellence in mind, this superior part is going to change the way your ignition system performed before. It delivers unsurpassed...$73.39 - $83.59
- Prestolite®Spark Plug Wire SetGMC Sierra 2500 / Sierra 2500 HD 6.0L 2003, Spark Plug Wire Set by Prestolite®. 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,...Built to match your exact requirementsOE quality parts from top original equipment and aftermarket manufacturers$67.31 - $83.13
- ACDelco®GM Original Equipment™ Spark Plug Wire Heat ShieldGMC Sierra 2500 2003, GM Original Equipment™ Spark Plug Wire Heat Shield by ACDelco®. Designed with precision and functionality in mind this product ensures ultimate durability and provides the highest level of quality. This product...Provide a high degree of Radio Frequency Interference (RFI) suppression.Are designed to offer fit, form and function for optimum performance.$7.07
- TRQ®Spark Plug Heat ShieldGMC Sierra 2500 2003, Spark Plug Heat Shield by TRQ®. This high-quality replacement part developed by a team of professionals will help you restore the proper operation of your ignition system. Made from superior materials and tested...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$19.90 - $31.30$20.95 - $32.95Save 5%
- ACDelco®GM Original Equipment™ Ignition Coil Lead WireGMC Sierra 2500 2003, GM Original Equipment™ Ignition Coil Lead Wire 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$67.27 - $85.89
- Autolite®High Performance Racing Spark Plug (Chevy Big Block V8)High Performance Racing Spark Plug by Autolite®. With this innovative spark plug by Autolite, you get nothing less than NASCAR Performance. Thanks to a cut back and large ground electrode and anti-corrosive nickel plating, the product...$5.24 - $6.59
- Autolite®High Performance Racing Spark Plug (Chrysler Hemi)High Performance Racing Spark Plug by Autolite®. With this innovative spark plug by Autolite, you get nothing less than NASCAR Performance. Thanks to a cut back and large ground electrode and anti-corrosive nickel plating, the product...$6.36
- E3®Premium Lawn and Garden Nickel Spark Plug (Passenger Vehicles w/Ice)Premium Lawn and Garden Nickel Spark Plug by E3®. 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 complete...$6.49
- E3®Racing Spark Plug (Passenger Vehicles w/Ice)Racing Spark Plug by E3®. 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 complete combustion, enabling power output...$6.49
- PerTronix®Black Ceramic Spark Plug Boot (Passenger Vehicles w/Ice)Black Ceramic Spark Plug Boot by PerTronix®. Designed utilizing the latest technology, this product by PerTronix features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is...$15.95 - $113.95
- Prenco®Spark Plug Wire SetGMC Sierra 2500 2003, Spark Plug Wire Set by Prenco®. 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$24.83 - $26.95
- SMP®Spark Plug Wire SetGMC Sierra 2500 / Sierra 2500 HD 6.0L with Round Ignition Coil 2003, Spark Plug Wire Set by SMP®. Standard® is the premier professional engine management brand in the automotive aftermarket today. Standard leads the way in advanced...High quality at an affordable priceExpertly made from premium materials$79.59
- Accel®Extreme 9000 Ceramic Spark Plug Wire SetGMC Sierra 2500 HD 8.1L 2003, Extreme 9000 Ceramic Spark Plug Wire Set by Accel®. Unlock the performance of your engine and improve the operation of your ignition system with this quality product. Precision engineered in compliance with...$179.95