Flowmaster Super 40 Series 3" Inlet 2.5" Dual Outlet Universal Chambered Muffler 2004.5-2005-6.6l-lly-duramax 1988-98 Chevy/Gmc 1500 Trucks &

1988-98 Chevy/Gmc 1500 Trucks & Suv'S - 4Wd

2007-2016 GMC Sierra 1500 2WD

Heavy-gauge aluminized steel construction with smooth mandrel-bent 2

(1) Drop Bracket Kit

5" 3/8"-wall DOM tube steel with CNC machined 4140 ends

Flowmaster Super 40 Series 3" Inlet 2.5" Dual Outlet Universal Chambered Muffler 2004.5-2005-6.6l-lly-duramax 1988-98 Chevy/Gmc 1500 Trucks &The Super 40 features Flowmaster's Delta Flow technology. It's larger case profile provides the best of both worlds of performance and sound. The Super 40 has that deep powerful sound of the Original 40 series but with all the benefits of performance and low interior resonance from the Delta Flow technology. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability. Features: Noticeable interior resonance Race proven Delta