2001-2016 Duramax 6.6L Polar Passenger Side Up-Pipe Exhaust Systems 2016-2019 Titan XD Cummins 5.0L Aluminized and even improve fuel mileage

and even improve fuel mileage by roughly 1 MPG

19-Current Chevy Silverado High County/ GMC Sierra Denali 1500 2 & 4WD

they can be used in addition to the BD High Performance VP44

Trucks: Ford F-250 / F-350 Super Duty

Tuner or module is required to increase transmission pump pressures

2001-2016 Duramax 6.6L Polar Passenger Side Up-Pipe Exhaust Systems 2016-2019 Titan XD Cummins 5.0L Aluminized and even improve fuel mileage2001 2016 Duramax 6. 6L Polar Passenger Side Up Pipe Polar Diesel up pipes are designed to concur the elements, made from 11 gauge T304 Stainless steel, with an internally sleeved bellow to reduce fatigue failure of the factory OEM option, our parts provide the quality your truck deserves. Engineered to be oversized for optimal flow over the restrictive factory up pipe, increasing turbo spool up and improving longevity. Our up pipes are designed with