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AWE Tuning Track Edition cat-back exhaust for BMW F8X M3/M4 delivers a constant valve-open tone and weight savings versus stock, handcrafted from U.S.-sourced T304L stainless steel. The system uses a precision X-pipe and 3" mandrel-bent tubing to refine the S55 exhaust note while offering up to 12 hp and 16 lb-ft wheel gains. Includes valve simulators and 102mm diamond black slash-cut tips, with AWE fitment and warranty assurances.
AWE Tuning BMW F8X M3/M4 Track Edition Cat-Back Exhaust - Diamond Black Tips
