BIG BOSS PERFORMANCE TUNER FOR RV'S Mack MP8 Engine Raking your buff removes hardened

Raking your buff removes hardened and burned on polishing and buffing compound from the edges of your buffing wheel

Combining the PDI turbo and exhaust manifold will increase fuel efficiency

Part # 9445C

Complete New Casting and Assembly

Available for: 2010-2012 Gen 1 Paccar MX13

BIG BOSS PERFORMANCE TUNER FOR RV'S Mack MP8 Engine Raking your buff removes hardenedAvailable for: Cummins 2010 and Newer, CAT 1994 and Newer, Detroit 60 Series, and Paccar MX13 2010 2015* PDIs BIG BOSS Performance Tuner brings all the benefits of tuning without all the hassle. Simply plug it into your diagnostics port and follow the simple instructions to have the results of tuning with the press of a button. PDI has taken the industry leading tuning that has delivered unbeatable results for fuel efficiency and power and packaged it