2001-2004 GM HD THREE-INCH 304 STAINLESS STEEL DOWN PIPES (117000400) diesel-fuel-pump Warranty: Includes the Diode Dynamics

Warranty: Includes the Diode Dynamics 3 year replacement limited warranty

and end-to-end axle coverage are intended to improve durability and simplify alignment during installation

Unlock serious power gains with the Universal 2021-2023 TLX Cold-Air Intake System from K&N

Compatible with common bolt-on aftermarket modifications

UBT4067 - 9/16 x 4 x 12-1/2 Round U-bolt (UPC 711745613003)

2001-2004 GM HD THREE-INCH 304 STAINLESS STEEL DOWN PIPES (117000400) diesel-fuel-pump Warranty: Includes the Diode DynamicsDescription The factory downpipe is two pieces of formed sheet metal welded into an oval, with a sharp transition right off the turbine flange that chokes exhaust flow. Replace it with PPE's Free Flow 304 stainless steel downpipe: a robust half inch turbine flange, a CNC machined lower flange, and smooth round transitions for unobstructed flow. A woven titanium heat sleeve insulates the pipe to lower engine bay temperatures. Features 304 stainless