Comp Cams CB8 XR258 HR12 Featured Products giving you complete freedom and

giving you complete freedom and focus on every turn

Catback configuration — Bolts behind the catalytic converter

Designed for Street Performance and Daily Driving Applications

What happens if the bracket doesn't line up perfectly with my bumper

Two windshield washer pumps

Comp Cams CB8 XR258 HR12 Featured Products giving you complete freedom andHYDRAULIC ROLLER Great torque for towing & RV's. Works with OE exhaust and intake. Vehicle Fitments: Year Make Model Submodel 2002 2004 Chevrolet Avalanche 2500 Base 2005 2006 Chevrolet Avalanche 2500 LT, LS 2001 2002 Chevrolet Express 3500 Base, LS 2001 2005 Chevrolet Silverado 2500 HD Base 2001 2006 Chevrolet Silverado 2500 HD LS, LT 2003 2006 Chevrolet Silverado 2500 HD WT 2007 Chevrolet Silverado 2500 HD Classic LT, WT, LS 2001 2006 Chevrolet