When it comes to the Jeep Wrangler JK 3.8L V6, you can feel significant boosts in power from a couple of simple mods from Flashark Racing. more ...

We were one of the first to tell you how barely adequate the Jeep 3.8L OHV V-6 is in the new Wrangler JK, especially in the Unlimited. Then we had to go and throw on bumpers, a winch, a suspension, ...