MBRP 11-13 Chevy 1500 Silverado/GMC Sierra 6.2L V8 3.5in Cat Back Single Side Exhaust T409Our high flow performance exhaust systems maximize exhaust flow so your engine keeps its cool with lower exhaust temperatures. Your reward will be greater fuel efficiency; more torque; more horsepower; and last but not least a sound that is pure MBRP. XP Series Cat Back Exhaust System; 3 1 2 in.; Incl. Ext. Pipe Muffler Over Axle Pipe Tailpipe Hardware 4 in. Tip; Single Side Exit; T409 Stainless Steel; 4" OD Tip Included

Big Mutha' Thumpr 243/257 Hydraulic Flat Cam K-Kit for Chevrolet Big Block 396-454

This ‘Stage 1’ grind provides an additional 1000 RPM of usable operating range while maintaining drivability

(2) Straps

Max Power Gains of Up to 10

7L OHV V8 Marine 4

Front Pipe/Extension Pipe/Muffler/Over Axle Pipes/Tailpipes/Hardware/3

Heavy Duty

STANDARD RACE CATS NOT FOR USE IN FORCED INDUCTION APPLICATIONS

Adjustable Progressive 2D Mapped Stage 3 Controller/Harness

Camshaft 54-702-11

3L camshaft that we tested on our in-house SuperFlow 902 engine dyno:

2003 Chevrolet Avalanche 1500 5