MBRP 2003-2007 Chev/GMC 1500 Classic 4.8/5.3L EC/CC-SB Cat Back Single Side (Aluminum)Our 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. This Part Fits: Year Make Model Submodel 2003 Chevrolet Silverado 1500 Base 2003 2006 Chevrolet Silverado 1500 LS 2003 2006 Chevrolet Silverado 1500 LT 2003 Chevrolet Silverado 1500 WT 2004 Chevrolet

Features: Increase of +15 HP and +12 TQ

Each adapter includes a brand new OE gasket

Engineered & Enhanced  EA888 Gen 3 - IS38

NOTE: Use I-98 For M2 Comp Package

With Dual Rear Wheels

Upgrading your rotors will increase overall braking performance in street

• Power gains of up to 40whp and 50wtq on a factory vehicle

Unitronic's K04 Turbocharger Upgrade Kit for the 2

The Dinan camber plates retain the factory bushings

BMW E60 M5 (2005

03G-103-603-S / 03G103603 S / 03G 103 603 S / 03G103603S

Engineered and proven to support 700whp+