2003 Chevy Silverado 1500 Performance Tuners & Programmers
Select Your Submodel
- Bully Dog®BDX™ Handheld ProgrammerChevy Silverado 1500 2003, BDX™ Handheld Programmer by Bully Dog®. Bully Dog’s new BDX™ hand-held performance tuner gives drivers the edge they need, whether tackling tough terrain, pulling a heavy payload or maximizing fuel...$399.00
- Bully Dog®GT Platinum™ ProgrammerChevy Silverado 1500 2003, GT Platinum™ Programmer by Bully Dog®. The GT tuners unlock more horsepower and torque to meet the unique demands you put on your vehicle. With preloaded tuning, customizable gauges to track performance, and...$469.00
- SCT Performance®BDX™ ProgrammerChevy Silverado 1500 4.8L / 5.3L 2003, BDX™ Programmer by SCT Performance®. Precision in your performance has never been easier than with the BDX Performance Programmer. Access the latest preloaded tunes directly from the Cloud....$419.00
- Hypertech®Max Energy™ ProgrammerChevy Silverado 1500 2003, Max Energy™ Programmer by Hypertech®. The Max Energy Programmer is one of the most full-function tuners on the market - providing high levels of power and economy for gasoline and diesel engines, with...$437.72 - $452.36
- Banks®AutoMind 2™ Handheld ProgrammerChevy Silverado 1500 4.8L / 5.3L / 6.0L Gas Mexico Built 2003, AutoMind 2™ Handheld Programmer by Banks®. Wrap Your Hand Around Some Serious Power! Introducing the latest in pre-loaded, pre-programmed power from the most trusted name...$439.00
- SCT Performance®X4™ Programmer Window MountUniversal X4™ Programmer Window Mount by SCT Performance®. Designed utilizing the latest technology, this X4 Window Mount by SCT Performance features premium quality and will perform better than advertised. Perfect for your vehicle...Right for your vehicle and lifestyleMade from high-quality materials for ultimate durability$25.00
- JET®Dynamic Spectrum TunerChevy Silverado 1500 2003, Dynamic Spectrum Tuner by JET®. Designed for the professional tuner who wants total control of the vehicle’s programming, the JET Dynamic Spectrum Tuner is a powerful tuning tool. JET’s DST software...$399.99
- JET®EZ-Tune ProgrammerChevy Silverado 1500 2003, EZ-Tune Programmer by JET®. EZ-Tune Programmer is the economy version of the full Performance Programmer and is designed for the driver who only wants to change engine tuning and does not want to change...$269.96
- JET®Performance ModuleChevy Silverado 1500 2003, Performance Module by JET®. Dynamic Spectrum Tuning provides power gains across the entire power band-not just at full throttle. Point by point air/fuel ratio, ignition advance and various other tuning points...Provide Horse Powers Performance GainEasily Installed In Less Than 30 Minutes$259.46 - $266.21
- JET®Performance ProgrammerChevy Silverado 1500 2003, Performance Programmer by JET®. The JET Performance Programmer lets you take control and program your own vehicle computer to match your driving style. JET's exclusive Tri-Power tuning allows you to program...$337.49
- ATI Performance®PCS Simple Shift™ Handheld Tuner with CableChevy Silverado 1500 2003, PCS Simple Shift™ Handheld Tuner with Cable by ATI Performance®. Get this top-of-the-line product thoroughly engineered to boost performance and unlock the full potential of your vehicle. Made with care and...Designed for enhanced engine performanceOffers excellent fuel economy$398.83
- Accel®SuperTuner™ TunerChevy Silverado 1500 2003, SuperTuner™ Tuner by Accel®. ACCEL's all-new SuperTuners boost power across your engine's entire rpm range. These revolutionary handheld tuners quickly and easily reprogram your vehicle for better all-around...$369.95
- DiabloSport®Predator 2 Platinum™ TunerChevy Silverado 1500 2003, Predator 2 Platinum™ Tuner by DiabloSport®. The Predator 2 Platinum is the perfect tuning solution for vehicles that plan to add future upgrades or have already upgraded with aftermarket performance parts....$403.95
- DiabloSport®Predator 2™ TunerChevy Silverado 1500 without E-Assist 2003, Predator 2™ Tuner by DiabloSport®. The legendary Predator Performance Tuner has made a return! For 10 years, the Predator was known as one of the most rock solid performance tuners ever...$403.95
- DiabloSport®Trinity 2 EX Platinum™ ProgrammerChevy Silverado 1500 2003, Trinity 2 EX Platinum™ Programmer by DiabloSport®. The Trinity 2 EX is hands down, the most feature-packed performance tuner, monitor, diagnostic, and data logging device on the planet. The T2 has no peer...$696.95
- DiabloSport®Trinity 2 EX™ ProgrammerChevy Silverado 1500 without E-Assist 2003, Trinity 2 EX™ Programmer by DiabloSport®. The Trinity 2 EX is hands down, the most feature packed performance tuner, monitor, diagnostic and data logging device on the planet. The T2 has no...$696.95
- DiabloSport®inTune i3 Platinum™ ProgrammerChevy Silverado 1500 2003, inTune i3 Platinum™ Programmer by DiabloSport®. The Platinum i3 is designed for those who want the best of both worlds, pre-loaded, high-performance tunes in addition to custom tuning capability. While...$419.95
- DiabloSport®inTune i3™ ProgrammerChevy Silverado 1500 2003, inTune i3™ Programmer by DiabloSport®. DiabloSport’s 3rd generation inTune, the “i3”, brings the same great power, features, and application coverage that has established the brand as a “must-have”...$419.95
- Edge®EvoHT2™ ProgrammerChevy Silverado 1500 2003, EvoHT2™ Programmer by Edge®. The EvoHT is a premium hand-held performance tuner from Edge Products. The EvoHT was developed specifically to give you the most power at the best price, with industry leading...$482.95
- Edge®Evolution CS2™ ProgrammerChevy Silverado 1500 2003, Evolution CS2™ Programmer by Edge®. Edge’s Evolution CS2 is a crowd favorite so why “fix something if it isn’t broken?” The Evolution CS2 is the sleekest in-cab monitor and programmer in the market....$499.95
- Edge®Evolution CTS3™ ProgrammerChevy Silverado 1500 2003, Evolution CTS3™ Programmer by Edge®. Introducing the next generation Evolution CTS3: all-new, full-Color Touch Screen CTS3. The CTS3 will continue to include all of the great features, benefits, and...$614.95
- Superchips®Dashpaq+™ Programmer KitChevy Silverado 1500 2003, Dashpaq+™ Programmer Kit by Superchips®. Power and cutting-edge features are now available at your fingertips for your vehicle with the Dashpaq+. Take your vehicle to the next level with impressive...$596.95
- Superchips®Dashpaq™ Tuner KitChevy Silverado 1500 2003, Dashpaq™ Tuner Kit by Superchips®. This dual purpose product delivers big power and also provides an in-cab monitor to keep an eye on critical engine parameters like coolant temp, transmission temp, battery...$578.95
- Superchips®Flashpaq F5™ TunerChevy Silverado 1500 2003, Flashpaq F5™ Tuner by Superchips®. Introducing the all-new Flashpaq F5 performance tuner from Superchips. With it’s new, easy-to-use graphic interface, high-resolution color screen, scan features, and...$399.95
- Edge®Monitor Dash PodChevy Silverado 1500 2003, Monitor Dash Pod by Edge®. The Edge Dash Pod houses any Attitude, Evolution or Insight unit and allows dashboard mounting for an original OEM look. The Insight CTS requires an additional adapter piece sold...Secures Attitude, Evolution and Insight units and any applicable adapter pieces in place on your dashboard at eye level for easy useDesigned to match the exact contours of your vehicle for an even fit that looks OEM$70.56