02-06 GM P/U 4.8/5.3L Cat Back Exhaust downpipes Exhaust System - Xtreme -

Exhaust System - Xtreme - Cat-Back - 3 in Diameter - Dual Side Exit - 4 in Black Polished Tips - Stainless - Natural - Ford Coyote - Ford Fullsize Truck 2021-24 - Kit

Longer lug bolts for use with wheel spacers

beat it by replacing the air-to-water intercoolers with larger units from Dinan to reduce the charge air temperature

This allows exhaust gases to exit the turbine more efficiently and reduces backpressure on the turbine side

02-06 GM P/U 4.8/5.3L Cat Back Exhaust downpipes Exhaust System - Xtreme -Exhaust System Sport Cat Back 3 in Diameter 4 in Tip Stainless Natural GM LS Series GM Fullsize Truck 1999 2006 Kit