If you've ever been disappointed by the horsepower figures coming from your Jeep Wrangler JK, whether it has the 3.8-liter or the 3.6-liter V-6, and you've considered an LS swap, you're not alone.

Engine swaps have been a part of the Jeep community since the first flatfenders landed in civilian hands. That’s because Jeepers are consummate gearheads and hot rodders, and seldom settle for “stock, ...