20017-2023 GM 6.6L Duramax Three-Inch 304 Stainless Steel Down Pipes Extends life of belt and

Extends life of belt and belt-driven accessories

52028900AG

The OE thermal bypass valve is designed to route bypass the transmission cooler in cold temperatures in order to bring the transmission up to operating temperature faster

XDP uses a proprietary rubber gasket to withstand contraction

20017-2023 GM 6.6L Duramax Three-Inch 304 Stainless Steel Down Pipes Extends life of belt and50 States Emissions Legal (E. O. D 701 36) Remove your crushed oval shaped stock down pipe and replace it with a smooth, round, long lasting full 304 stainless steel Down Pipe from PPE. Includes a woven titanium sleeve to reduce engine bay temperatures.