Includes: Electronic OttoMind engine-calibration module; Stainless, 4" straight-through Monster muffler; Stainless, 4" constant-diameter Monster tailpipe; Polished-stainless, 5" double-wall tailpipe tip with rolled edge; Comprehensive Owner's Installation Manual. Shown with optional Power Elbow. (Exception: F450, F550 pickups utilize stainless, low-restriction Dynaflow muffler and 3.5" tailpipe with 4" tip).

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