The Kenworth Chrome Replacement 6 O.D Inch Pipe Reduced to 5 Inch Left Side is a practical and reliable solution for newer Aerocabs with DUAL Round Catalyst/Mufflers Mounted Underneath. This product replaces the Kenworth Part # M66-1270CP and fits 40 Inch Battery Box for most Kenworth makes and models. Its features include a chrome finish and a reduction in pipe size from 6 inches to 5 inches on the left side. With its durability and compatibility, this product offers a seamless replacement option for your Kenworth truck.

Kenworth Chrome Replacement 6 O.D Inch Pipe Reduced to 5 Inch Left Side - Replaces Kenworth Part # M66-1270CP - For Newer Aerocabs with DUAL Round Catalyst/Mufflers Mounted Underneath