View our Specials! Coupon Code: SaveIn2026
Looking for aftermarket parts to modify or upgrade your 2003 Chevrolet Silverado 1500 with engine hardware? At Tunersports.com we carry a huge selection of the top name brand performance engine hardware parts and accessories.
 IN STOCK - LOW 5495These gear drive timing sets are specifically designed for LS engines used in racing, street, marine and extreme applications. They provide the most accurate valve timing possible by eliminating chain flutter and backlash. They bolt on without modification, maintaining the stock oil pump and timing ... COMP Cams Hi-Tech Gear Drive System Standard GM Blocks (3 Bolt Cams and 24x/58x LS Engines) 1999-2005 Chevrolet Silverado 1500 Base 1999-2006 Chevrolet Silverado 1500 LS 1999-2013 Chevrolet Silverado 1500 LT 2002-2004 Chevrolet Silverado 1500 WT $1,160.95 |
 OUT OF STOCK 09-1000COMP Cams has put together these time saving kits containing all of the necessary pieces to help you smoothly install hydraulic Roller lifters in your V6 or V8 block originally equipped with a hydraulic Roller cam. Each kit contains all required hardware and all components are new. Kit Contains: (3)... COMP Cams Hardware Kit C43 W/ Balance Shaft 1999-2003 Chevrolet Silverado 1500 Base / LS / LT 2002-2003 Chevrolet Silverado 1500 WT $175.95 |
 OUT OF STOCK 09-1001COMP Cams has put together these time saving kits containing all of the necessary pieces to help you smoothly install hydraulic Roller lifters in your V6 or V8 block originally equipped with a hydraulic Roller cam. Each kit contains all required hardware and all components are new. Kit Contains: (6)... COMP Cams Hardware Kit C43 W/O Balance Shaft 1999-2003 Chevrolet Silverado 1500 Base / LS / LT 2002-2003 Chevrolet Silverado 1500 WT $189.13 |
 IN STOCK - DROPSHIPS 814-LCOMP Cams Roller Lifter Link Bars are precision-crafted from stainless Steel and wear-coated for a long life regardless of application.... COMP Cams Link Bar For CS6 90Deg 1999-2003 Chevrolet Silverado 1500 Base / LS / LT 2002-2003 Chevrolet Silverado 1500 WT $35.02 |
 IN STOCK - DROPSHIPS 818-LCOMP Cams Roller Lifter Link Bars are precision-crafted from stainless Steel and wear-coated for a long life regardless of application.... COMP Cams Link Bar For CS Roller Lifter 1999-2003 Chevrolet Silverado 1500 Base / LS / LT 2002-2003 Chevrolet Silverado 1500 WT $34.05 |
 IN STOCK - DROPSHIPS 4611-1COMP Cams Bolt Cam Chevy V-8 1999-2003 Chevrolet Silverado 1500 Base / LS / LT 2002-2003 Chevrolet Silverado 1500 WT $29.89 |
 IN STOCK - DROPSHIPS 4611-3Designed to prevent breakage. Rated at 170,000psi.... COMP Cams Bolts Cam Chevy V-8 1999-2003 Chevrolet Silverado 1500 Base / LS / LT 2002-2003 Chevrolet Silverado 1500 WT $36.38 |