St. Charles Missouri’s Jeep specialist, Axleboy Off-Road installs a K&N air filter into a super clean 2010 Jeep JK wrangler unlimited. The fit and finish was perfect as always and the performance was impressive. 

Superchips radically expands its Jeep performance tuning lineup with the release of the Trail Jammer EXT system including Flashpaq, throttle body, and cold-air intake kit. Superchips offers the new Trail Jammer system for Wrangler (TJ) and Cherokee (XJ) vehicles that have the fuel-injected 4.0L straight-six engine (late availability for XJ). This comprehensive air/fuel kit improves power by up to 18%. Superchips’ dyno-testing on a 2006 Wrangler with a 5-speed manual transmission showed baseline rear-wheel output of 140 HP/184 ft-lb of torque.