2015.5-2016 GM 6.6L Duramax High-Flow 304 Stainless Steel Down PipeHigh Flow 304 Stainless Steel Down Pipe The factory LML down pipe makes an abrupt directional change immediately after the turbine flange, which restricts exhaust flow and impedes performance. The indentations in the piping can further impede exhaust flow. Upgrade your Duramax with the PPE Free Flow Downpipe and eliminate the rusted, restrictive factory design. The PPE Down Pipe highlights unrestricted 3 inch diameter flow path all along, fully

The result is more horsepower and lower EGTs

Some competitors choose to line up the internal and external fins

*Only works with a RetroSound® R-410N speaker

featuring 4-ply heat-resistant internal fibers that provide strength against high-pressures and temperatures

so please verify the option present in your car before placing an order

and a dedicated subwoofer output

Automatic core charge for Stage 4-5-6 complete transmissions

Our most popular hatch hinge

consisting of a high-strength steel base plate and a durable metal center tube

THIS PAD FITS LOOKS GREAT AND FITS

WIX-51222R

COMPLETE TO EVERY DETAIL