Our high flow performance exhaust systems maximize exhaust flow so your engine keeps its cool with lower exhaust temperatures. Your reward will be greater fuel efficiency; more torque; more...
Warning: This product can expose you to chemicals that are known to the State of California to cause cancer. For more information, visit www.P65warnings.ca.gov.
Stronger, better silicone parts. Silicone is a premium rubber that can withstand temperatures up to 400° F and won't crack or tear with age. It's tough yet elastic enough to stretch, then snap...
AutoCal Come Loaded with 1 tune or your choice.PPEI is proud to announce our release of EFILIVE for the 2011-2016 LML Duramax. We know that many have been asking for this time and time again, and...
Single Tune (2011 - 2016 Duramax) -Emissions Compliant Tuning Only
Single Tune (2.8L Duramax) -Emissions Compliant Tuning Only
DSP4 Tuning (2.8L Duramax) -Emissions Compliant Tuning Only
DSP4 Tuning w/ AutoCal (2.8L Duramax) -Emissions Compliant Tuning Only