2018 Jeep Grand Cherokee SRT 8 Exhaust Upgrade & Performance Tune | Blackdog Speed Shop

This 2018 Jeep Grand Cherokee SRT8 came into the shop to continue the owners upgrade plan. This phase includes upgrading the exhaust to Stainless Works Long Tube Headers & High-flow cats mounted up to the previously installed Borla Catback System. HP Tuners provided PCM unlocking service and the tune was performed on our Dynojet.


Blackdog Speed Shop is a high-performance, custom car builder specializing in ground-up car builds as well as high-performance upgrades for engines, transmissions, suspensions and exhausts including computer and dyno tuning. We do everything from pre-purchase inspections to twin-turbo installs and full restomods.

Whether it’s a Foreign Exotic, Classic Hot Rod, Muscle Car, Track Car, Off-Roader or a Modern Performance vehicle, we have the knowledge, tools and facility to take care of your needs.

Blackdog brings two decades of championship level racing experience, having previously earned five Driver’s Championships, four Team Championships and four Manufacturer’s Championships in the Pirelli GT4 America Sprint (World Challenge – GTS) series. Blackdog earned a series high 41 wins and won manufacturer’s cups for both Chevrolet and McLaren.

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