Our 3.8L Supercharger is the world’s first succesfully tuned supercharger for the Jeep Wrangler 3.8L engine. The supercharger provides a 55% increase in horsepower and a 56% increase in tourque.

What's Included

The standard kit includes a 2 bar map sensor, a DiabloSport Tuning System, larger 400cc fuel injectors, an intercooler, cold air intake system, and a hood scoop. You can upgrade to a DiabloTrinity Tuner, and the Avenger Ram Air Hood Scoop for an additional cost.


Each kit includes detailed installation instructions and can be handled by most skilled home mechanics. Of course, we suggest installation by one of our trained and skilled dealers in your area. You can download installation instructions here.

3.8L Supercharger