2003 GMC Sierra 2500 Power Adders
- K&N®57 Series FIPK Generation II High-Density Polyethylene Black Cold Air Intake System with Red Filter and Intake Pipe and Heat ShieldGMC Sierra 2500 2003, 57 Series FIPK Generation II High-Density Polyethylene Black Cold Air Intake System and Intake Pipe and Heat Shield by K&N®. This kit improves airflow into your engine. It includes a K&N air filter and a custom...$349.99
- K&N®77 Series High-Flow Performance Aluminum Polished Cold Air Intake System with Red FilterGMC Sierra 2500 2003, 77 Series High-Flow Performance Aluminum Polished Cold Air Intake System by K&N®. The K&N high-flow performance air intake system is a free-flowing, mandrel-bent aluminum tube air induction system. The restrictive...$399.99
- aFe®Magnum Force® Stage 2 Aluminum Black Cold Air Intake System with Pro 5R Blue FilterGMC Sierra 2500 2003, Magnum Force® Stage 2 Aluminum Black Cold Air Intake System with Pro 5R Filter by aFe®. The aFe Stage 2 Cold Air Intake System replaces your entire factory air intake system with a large high-flow aFe air filter,...$357.00 - $379.00
- aFe®Momentum® GT Aluminum Black Cold Air Intake SystemGMC Sierra 2500 / Sierra 2500 HD Base / SLE / SLT / WT 6.0L without MAF Cartridge and Sensor 2003, Momentum® GT Aluminum Black Cold Air Intake System by aFe®. A custom CAD designed roto-molded housing made from heat resistant material...$416.00
- MBRP®Installer Series™ Aluminized Steel Cat-Back Exhaust System with Split Side ExitGMC Sierra 2500 HD Crew Cab 6.0L with Short Bed 2003, Installer Series™ Aluminized Steel Cat-Back Exhaust System with Split Side Exit by MBRP®. Exhaust System Type: Cat-Back. Exhaust Tubing Material: Aluminized Steel. Main Tubing...$614.99
- Flowmaster®American Thunder™ Cat-Back Exhaust System with Single Side ExitGMC Sierra 2500 HD Base / SLE Extended Cab / Crew Cab 6.0L / 8.1L with Factory Dual Inlet Muffler 2003, American Thunder™ Cat-Back Exhaust System with Single Side Exit by Flowmaster®. Exhaust System Type: Cat-Back. Main Tubing...$641.95 - $758.95
- Gibson®Swept Side™ Cat-Back Exhaust System with Single Side ExitGMC Sierra 2500 HD 2003, Swept Side™ Cat-Back Exhaust System with Single Side Exit by Gibson®. Exhaust System Type: Cat-Back. Main Tubing Diameter: 4". Exhaust System Sound: Aggressive / Loud. Get increased horsepower and torque in...$686.82 - $891.57
- MBRP®XP Series™ 409 SS Cat-Back Exhaust System with Split Side ExitGMC Sierra 2500 HD Extended Cab 6.0L with Short Bed 2003, XP Series™ 409 SS Cat-Back Exhaust System with Split Side Exit by MBRP®. Exhaust System Type: Cat-Back. Exhaust Tubing Material: 409 SS. Main Tubing Diameter: 2.5". Exhaust...$634.99
- Spectre Performance®Aluminum Clear Anodized Cold Air Intake System with HPR® FilterGMC Sierra 2500 2003, Aluminum Clear Anodized Cold Air Intake System with HPR® Filter by Spectre Performance®. Spectre air intake systems are designed to get more horsepower and torque from your vehicle while working to protect your...High-tech engine parts for the most power and best performanceThe finest exterior and interior parts for superior appearance and functionality$199.99
- Injen®Evolution Series Rotomolded Black Cold Air Intake System with Dry Blue FilterGMC Sierra 2500 HD 6.6L 2003, Evolution Series Rotomolded Black Cold Air Intake System with Dry Filter by Injen®. The Injen Evolution Air Induction System is a dyno-tuned intake system that's designed to enhance air flow for maximum...$319.95
- Corsa®Sport™ Stainless Steel Cat-Back Exhaust System with Single Side ExitGMC Sierra 2500 Extended Cab 143.5" Wheelbase with Standard Bed 2003, Sport™ Stainless Steel Cat-Back Exhaust System with Single Side Exit by Corsa®. Exhaust System Type: Cat-Back. Exhaust Tubing Material: Stainless Steel. Main Tubing...$915.99
- Volant®Plastic Black Cold Air Intake System with Blue FilterGMC Sierra 2500 HD 2003, Plastic Black Cold Air Intake System by Volant®. Cooler air is denser and packs in more oxygen for better combustion and more horsepower. This air intake system features an airbox that completely insulates the...Protective and insulating AirboxQuicker throttle response$341.90 - $361.90
- aFe®Mach Force XP™ 409 SS Cat-Back Exhaust System with Single Side ExitGMC Sierra 2500 HD 6.6L 2003, Mach Force XP™ 409 SS Cat-Back Exhaust System with Single Side Exit by aFe®. With Muffler Delete Pipe. Exhaust System Type: Cat-Back. Exhaust Tubing Material: 409 SS. Main Tubing Diameter: 4". Exhaust...$785.00
- Bully Dog®GT Platinum™ ProgrammerGMC Sierra 2500 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 a...$469.00 - $594.99
- Gibson®Black Elite™ Stainless Steel Cat-Back Exhaust System with Split Side ExitGMC Sierra 2500 HD 8.1L without 5th Wheel Trailer Hitch 2003, Black Elite™ Stainless Steel Cat-Back Exhaust System with Split Side Exit by Gibson®. Exhaust System Type: Cat-Back. Exhaust Tubing Material: Stainless Steel. Main Tubing...$899.00
- Gibson®Split Rear™ Cat-Back Exhaust System with Split Rear ExitGMC Sierra 2500 HD 6.0L / 8.1L without 5th Wheel Trailer Hitch 2003, Split Rear™ Cat-Back Exhaust System with Split Rear Exit by Gibson®. Exhaust System Type: Cat-Back. Main Tubing Diameter: 2.5". Exhaust System Sound: Aggressive /...$796.37 - $958.26
- aFe®Momentum® HD Aluminum Black Cold Air Intake SystemGMC Sierra 2500 HD 6.6L 2003, Momentum® HD Aluminum Black Cold Air Intake System by aFe®. Bringing you the next generation of intakes, the Momentum HD sealed air intake system is superior in every way. From the one-piece sealed housing...$416.00
- Gibson®Extreme Dual™ Cat-Back Exhaust System with Split Side ExitGMC Sierra 2500 HD without 5th Wheel Trailer Hitch 2003, Extreme Dual™ Cat-Back Exhaust System with Split Side Exit by Gibson®. Exhaust System Type: Cat-Back. Main Tubing Diameter: 2.5". Exhaust System Sound: Aggressive / Loud. When...$796.37 - $958.26
- Volant®Plastic Black Cold Air Intake System with Donaldson PowerCore® Blue FilterGMC Sierra 2500 HD 2003, Plastic Black Cold Air Intake System with Donaldson PowerCore® Filter by Volant®. Volant air intake systems utilize a high-velocity venturi filter adapter which provides a smooth transition through the MAF...Engineered to help upgrade your vehicle’s power and overall performanceManufactured from high-grade materials for long-lasting service in various conditions$360.90 - $399.90
- Diamond Eye®Performance Diesel™ Cat-Back Exhaust System with Single Side ExitGMC Sierra 2500 HD 6.6L 2003, Performance Diesel™ Cat-Back Exhaust System with Single Side Exit by Diamond Eye®. Exhaust System Type: Cat-Back. Main Tubing Diameter: 4". Exhaust System Sound: Moderate. This products are created for...$359.50 - $505.85
- AIRAID®Modular High-Density Polyethylene Black Intake TubeGMC Sierra 2500 / Sierra 2500 HD 6.0L with Mechanical Cooling Fan 2003, Modular High-Density Polyethylene Black Intake Tube by AIRAID®. More airflow to your engine will result in better throttle response and more horsepower and torque....Engineered to help upgrade your vehicle’s power and overall performanceManufactured from high-grade materials for long-lasting service in various conditions$169.99
- MBRP®Performance Series™ Aluminized Steel Cat-Back Exhaust System with Single Side ExitGMC Sierra 2500 HD Extended Cab / Crew Cab 6.6L 2003, Performance Series™ Aluminized Steel Cat-Back Exhaust System with Single Side Exit by MBRP®. Exhaust System Type: Cat-Back. Exhaust Tubing Material: Aluminized Steel. Main Tubing...$419.99
- Banks®Plastic Black Short Ram Air Intake SystemGMC Sierra 2500 HD 6.6L 2003, Plastic Black Short Ram Air Intake System by Banks®. Banks Ram-Air Intake System replaces the factory's flat panel filter with a large conical lifetime filter that provides maximum high-flow filtration. The...High FlowMore power and torque$449.00
- Walker®Replacement Exhaust KitGMC Sierra 2500 2003, Replacement Exhaust Kit by Walker®. If you are looking for the ultimate in quality and value, then this superior replacement exhaust kit by Walker is what you need. All its components are designed with precision...Mufflers and Resonators Designed for OE equivalent sound and precision fitOE-style louvered tube technology for a premium, factory-like sound$77.65 - $944.12
- AP Exhaust®Replacement Exhaust KitGMC Sierra 2500 2003, Replacement Exhaust Kit by AP Exhaust®. Today’s exhaust performance market continues to cover a broad spectrum of vehicles. The unique nature of this market is that a product demand is not based on vehicle age or...Superior replacement for your worn out exhaust partHelps put your vehicle back to its tip-top shape$78.90 - $1,479.48
- MagnaFlow®MagnaFlow Series™ Stainless Steel Cat-Back Exhaust System with Single Side ExitGMC Sierra 2500 HD 78.0" Bed Crew Cab 6.0L Gas 2003, MagnaFlow Series™ Stainless Steel Cat-Back Exhaust System with Single Side Exit by MagnaFlow®. Exhaust System Type: Cat-Back. Exhaust Tubing Material: Stainless Steel. Main Tubing...$863.00
- CGS®Aluminum Short Ram Air Intake System with Red FilterGMC Sierra 2500 2003, Aluminum Short Ram Air Intake System by CGS®. Get more power, improved performance and increased mileage in an attractive bolt-on package. With the CGS Air Intake System you get all this and a complete replacement...Increases intake airflowDyno proven gains in horsepower and torque$289.99 - $329.99
- Gibson®Dual Sport™ Stainless Steel Cat-Back Exhaust System with Dual Side ExitGMC Sierra 2500 HD 6.0L / 8.1L without 5th Wheel Trailer Hitch 2003, Dual Sport™ Stainless Steel Cat-Back Exhaust System with Dual Side Exit by Gibson®. Exhaust System Type: Cat-Back. Exhaust Tubing Material: Stainless Steel. Main...$958.26
- CGS®Cat-Back Exhaust System with Single Side ExitGMC Sierra 2500 HD Crew Cab 6.0L with Short Bed 2003, Cat-Back Exhaust System with Single Side Exit by CGS®. Exhaust System Type: Cat-Back. Main Tubing Diameter: 3". Exhaust System Sound: Mild / Stock. Get more power, improved...$495.99 - $669.99
- Banks®AutoMind 2™ Handheld ProgrammerGMC Sierra 2500 Non-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 in engineered engine...$439.00