40 Series - 2.25 Offset In / 2.25 Offset Out - Aggressive Sound 2004-jeep-tj-rubicon-esi8298437 0 5x108mm +20 63

0 5x108mm +20 63

5 offers everything you have ever wanted in a wire

and stomp the gas pedal without a care in the world

This system INCLUDES MDS (multi-displacement system) valve simulators which ELIMINATE the MDS valves

It also comes with a cigarette plug switch and permanent dash mount switches making it the one stop solution for emergency services

40 Series - 2.25 Offset In / 2.25 Offset Out - Aggressive Sound 2004-jeep-tj-rubicon-esi8298437 0 5x108mm +20 63The Original 40 series muffler delivers an aggressive exterior and interior tone. If you're looking for that original Flowmaster sound, this is the muffler for you. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.