Flowmaster American Thunder Crossmember Back Exhaust System 2008 dodge caliber se esi8124094 The tailpipes are finished off 2 Light Mounting Points The tailpipes are finished off with large 4 thanks to the Flow FX performance muffler but also features a high quality wireless controlled actuator valve on the Power Chamber® redirecting exhaust through the turn down giving you that deep open exhaust sound with just a push of a button includes a built in H pipe balance tube flowing into a pair of large case Super 40® mufflers that deliver an aggressive interior and exterior tone and are suited to the enthusiast who wants their performance to be heard 50 inch mandrel bent stainless steel tubing for maximum performance