2003 Chevrolet Silverado 1500 Base Performance Parts

Cam up that 5.3 Gen IV LS swap and take care of that unnecessary VVT and troublesome DOD/AFM system so you can do some proper hot rodding! Our one-click kits contain every hard part you need to eliminate your VVT and DOD/AFM system successfully....

Cam up that LY5, LH6, LH8, LMF, LMG, or LS4 5.3 Gen IV LS swap and take care of that troublesome DOD/AFM system so you can do some proper hot rodding! Our one-click kits contain every hard part you need to eliminate your DOD/AFM...

BTR STOCK CAM AND DOD / AFM CONVERSION KIT FOR GEN IV 5.3 LS TRUCK ENGINES Have a Gen IV GM LS 5.3 truck engine and need to get rid of the troublesome Active Fuel Management (AFM) Lifter setup? We've got a kit for...

BTR STOCK REPLACEMENT LS TRUCK VALVE SPRING - .500 LIFT - 16 PC KIT -  SP016-16 BTR's .500" lift stock truck-style valve springs are a great inexpensive refresh for your LS engine going back with a lower lift (sub .500") camshaft. These springs pair...

BTR GEN III & IV LS TRUCK NORRIS NSR CAM  Specs: 212/22X, .498/.498, 107 LSA Developed from the success of the original Truck Norris, this NSR (No Springs Required) camshaft will deliver a roundhouse kick in the pants to your 1999-2013 Silverado or Sierra....

BTR GEN III & IV LS TRUCK NORRIS CAM  Specs: 212/22X, .553/.553, 107 LSA The Truck Norris will deliver a roundhouse kick in the pants to your 1999-2013 Silverado or Sierra. Developed from hundreds of hours of in house cam lobe design and dyno...

LS Truck HD Alternator Only Passenger Side Bracket Electric or Remote Water Pump - ICT551136-3 Places the alternator next to the passenger side head, designed to clear electric or remote water pumps only Compatible with: LS Truck/SUV (or 2010-15 Camaro) crank pulley (ICT# BAL300) Alternator: (ICT#...

NOTE: IF YOU HAVE A 6.0 OR 6.2 TRUCK ENGINE WITH SQUARE PORT HEADS, OR YOU ARE CHOOSING THE STAGE 3 or 4 V3 TRUCK CAM, THE BTR-SK018 SPRING KIT IS RECOMMENDED. NOTE: SK001 .660" SPRING KIT REQUIRED WITH TRUCK HOSS STROKER CAMSHAFT.

  BTR TRUCK TORQUE CAM - 30202111R1 SPECS: 202/202 .511/.511 111+1 Brian Tooley Racing is proud to introduce the next innovation in the GM performance truck industry. Our all new V2 series was born from the demands of an ever changing market. From toy haulers to...

BTR STAGE 2 NSR TRUCK CAM - 31218110NSR SPECS: 212/218 .480/.480 111+0 INTAKE LOBE LIFT @ TDC: 0.03422 Brian Tooley Racing is proud to introduce the next innovation in the GM performance truck industry. Our all new V2 series was born from the demands of an...

Crankshaft Pin Kit for GM LS Trucks, TBSS and Gen 5 Camaro’s - IW-968 Designed for use with Innovators West dampers. Will not work with OEM or other aftermarket dampers.

INNOVATORS WEST DAMPER - 99-13 GM TRUCKS & 06-08 TBSS - 8-RIB - 10% OVERDRIVE - WITH CRANK BOLT - IW863 SFI 18.1 Harmonic Damper for GM 2009-2015 LSX Gen 5 Camaro, GM 1999-2013 Trucks & 06-08 Trailblazer SS - w/ Crank Bolt. Features...

INNOVATORS WEST DAMPER - 99-13 GM TRUCKS & 06-08 TBSS - 6-RIB - 10% UD - WITH CRANK BOLT - IW861 SFI 18.1 Harmonic Balancer for GM 2009-2015 LSX Gen 5 Camaro, GM 1999-2013 Trucks & 06-08 Trailblazer SS - w/ Crank Bolt. Features...

High Performance Street disc brake pads are legendary for increasing stopping power on street-legal vehicles. Increasing the performance of your vehicles braking system is easy when you choose Hawk Performances HPS braking compound. The High Performance Street compound offers a higher coefficient of friction...

High Performance Street disc brake pads are legendary for increasing stopping power on street-legal vehicles. Increasing the performance of your vehicles braking system is easy when you choose Hawk Performances HPS braking compound. The High Performance Street compound offers a higher coefficient of friction...