The JBA Cat-Back Exhaust for 2004–2006 Jeep Wrangler LJ (2.4L/4.0L) is a 304 stainless single rear-exit system tuned to add power, improved flow and a balanced exhaust note. It replaces restrictive factory sections with mandrel-bent stainless tubing and high-flow mufflers to boost efficiency without being overpowering inside the cab. The system ships with polished tips, factory-style hangers, large-diameter tubing and quality installation hardware.
JBA 04-06 Jeep Wrangler LJ 2.4L/4.0L 304SS Single Rear Exit Cat-Back Exhaust