2003 Chevrolet Silverado 2500 HD Parts

Performance parts and accessories that fit your 2003 Chevrolet Silverado 2500 HD. Shop Brembo OE, Wehrli, Weapon R and more. Every part is checked against your vehicle before it ships.

• Brembo OEBrembo OE Ceramic Disc Brake KitMPN breKT00428$384.85In stock
• WehrliWehrli 01-04 Chevrolet 6.6L LB7 Duramax 3in Y-Bridge Kit - Candy TealMPN wcfWCF100693-CT$945.75In stock
• WehrliWehrli 01-04 Chevrolet 6.6L LB7 Duramax S400 Twin Turbo Kit (No Turbo) - Bengal SilverMPN wcfWCF100570-BS$3351.35In stock
• WehrliWehrli 01-04 Chevrolet 6.6L LB7 Duramax High Flow Intake Bundle Kit - Kiwi GreenMPN wcfWCF100712-KIWI$2026.33In stock
• WehrliWehrli 01-04 GM Duramax LB7 4in Intake Kit - Bengal SilverMPN wcfWCF100190-BS$528.65In stock
• WehrliWehrli 01-04 GM Duramax LB7 Driver Side 3in Intercooler Pipe - Bengal RedMPN wcfWCF100349-BR$305.55In stock
• WehrliWehrli 01-04 Duramax LB7 4in High Flow Intake Horn - Brizzle BlueMPN wcfWCF100535-BRZ$173.63In stock
• Weapon RWeapon R 01-04 Chevrolet Silverado 2500 HD 6.6L Secret Weapon IntakeMPN wpn601-116-101$466.13In stock
• WehrliWehrli 01-04 Duramax LB7 4in High Flow Intake Horn - Deore GoldMPN wcfWCF100535-DG$197.88In stock
• WehrliWehrli 01-04 GM Duramax LB7 Driver Side 3in Intercooler Pipe - Bengal GreyMPN wcfWCF100349-BG$305.55In stock
• WehrliWehrli 01-04 Chevrolet Duramax LB7 4in Intake Kit - Bengal BlueMPN wcfWCF100190-BB$528.65In stock
• WehrliWehrli 01-04 Chevrolet 6.6L Duramax LB7 2in Stainless Up Pipe Kit w/Gaskets - Twin TurboMPN wcfWCF100589$619.83In stock
• WehrliWehrli 01-04 Chevrolet Duramax LB7 4in. Stage 2 Intake Kit - Illusion BlueberryMPN wcfWCF100300-IBB$668.33In stock
• Victor ReinzMAHLE Original Cadillac Escalade 06-02 Engine Kit Gasket SetMPN vic953563$841.54In stock
• WehrliWehrli 01-04 Duramax LB7 4in High Flow Intake Horn - Candy RedMPN wcfWCF100535-CR$197.88In stock
• FlowmasterFlowmaster 3 IN(D)/2.5 OUT(D) 50 Series BB MufflerMPN flo530504$299.95In stock
• Industrial InjectionIndustrial Injection 01-04 Chevrolet LB7 Reman Injection PumpMPN ind0986437303SE-IIS$615.90In stock
• WehrliWehrli 01-04 GM Duramax LB7 4in Intake Kit - Brizzle BlueMPN wcfWCF100190-BRZ$528.65In stock
• WehrliWehrli 01-04 GM Duramax LB7 4in Intake Kit - Chevy OrangeMPN wcfWCF100190-CRO$528.65In stock
• WehrliWehrli 01-04 GM Duramax LB7 Driver Side 3in Intercooler Pipe - Brizzle BlueMPN wcfWCF100349-BRZ$305.55In stock
• WehrliWehrli 01-04 Chevrolet 6.6L LB7 Duramax High Flow Intake Bundle Kit - Sparkle Granny SmithMPN wcfWCF100712-SGS$2123.33In stock
• Fleece PerformanceFleece Performance 01-04 GM Duramax LB7 Freedom Cylinder Head w/Cupless Injector Bore (Driver Side)MPN fpeFPE-61-10001-D-CL$1199.00In stock
• WehrliWehrli 01-04 Chevrolet 6.6L LB7 Duramax High Flow Intake Bundle Kit - Bronze ChromeMPN wcfWCF100712-BC$2123.33In stock
• WehrliWehrli 01-04 GM Duramax LB7 Driver Side 3in Intercooler Pipe - Fine Texture BlackMPN wcfWCF100349-FTB$305.55In stock