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Take the guesswork out of things and allow Peitz Performance to take your ZR1 to the next level with our dyno tested and proven packages
"Take your power back with the Stealth Module exclusively for (2007-2010) Chevy/GMC Duramax LMM diesel trucks
This tuning package is intended for mostly stock Rams with bolt-ons such as exhaust modifications (long tube headers and high flow cats
C8 Alpha Adds +800 hp
It must be a supported service number
Dodge Durango SRT 6.2 (2021) f250 Take the guesswork out ofPeitz Performance is no stranger to the Hellcat platform. Since its inception, Peitz Performance has been at the forefront of Hellcat tuning development starting with the Challengers and Chargers and now the TRX, Durango, and Trackhawk. In fact, Peitz Performance was the first to tune the Hellcat as well as set multiple records since then. Take advantage of the years of research and development with a Hellcat specific tune from the Peitz Performance
