02-06 GM P/U 4.8/5.3L Cat Back Exhaust Ram reducing parasitic drag on the

reducing parasitic drag on the engine for a 6 HP @ 8000 RPM and 4 lb-ft torque @ 8000 RPM gain on a stock vehicle

Muffler - Pro Series - 3 in Offset Inlet - 3 in Offset Outlet - 10 x 11 x 6

5 x 10 in Round Body - 14 in Long - Stainless - Natural - Each

Dinan also incorporates a Helmholtz chamber design that reduces resonance or'drone' at low RPM

Exhaust System - Xtreme - Cat-Back - 3 in Diameter - 4-1/2 in Black Polished Tips - Valved - Stainless - Natural - 3

02-06 GM P/U 4.8/5.3L Cat Back Exhaust Ram reducing parasitic drag on theExhaust System Sport Cat Back 3 in Diameter 4 in Tip Stainless Natural GM LS Series GM Fullsize Truck 1999 2006 Kit