Stainless Steel Exhaust Muffler 3 Inch Inlet X 3.5 Inch Outlet Various Applications Banks Power XDP's X-TRA Cool Radiators use

XDP's X-TRA Cool Radiators use a proprietary gasket to withstand front-end flex

689 cup end 2001-04 GM Allison 1000 and 2000 Series

The XDP Custom Fender Cover XD372 offers the ultimate in paint protection when wrenching on your truck

Threads Rolled After Heat Treating

The XDP X-TRA Cool Radiators are constructed from only the highest quality materials to maintain a factory fit

Stainless Steel Exhaust Muffler 3 Inch Inlet X 3.5 Inch Outlet Various Applications Banks Power XDP's X-TRA Cool Radiators useStraight through flow path. Exclusive expansion chamber dissipates annoying mid range drone. Flows up to 201 percent better than stock. Authoritative, but never overpowering, exhaust sound. Aluminized. 3 inch inlet x 3. 5 inch outlet. Monster Exhaust Benefits. Replacing the restrictive stock muffler with Banks free flowing Monster muffler makes a huge difference in airflow, sound and performance. The Banks muffler has a large inlet and outlet. And in