Flowmaster Flow FX Muffler 2007-gmc-sierra-2500-hd-esi3454831 Slip Yoke - 26 Spline

Slip Yoke - 26 Spline - 6

250 in Bore - File Fit - 5/64 x 5/64 x 3/16 in Thick - Standard Tension - Ductile Iron - Plasma Moly - 8-Cylinder - Kit

Hose - EZ Street - 6 AN - 20 ft - Rubber - Black - Each

Bump Stop Cup - 1 in Cup - 16 mm Shaft - Aluminum - Polished - Universal - Each

Flowmaster Flow FX Muffler 2007-gmc-sierra-2500-hd-esi3454831 Slip Yoke - 26 SplineFlowmaster's Flow FX series mufflers deliver a moderate performance tone for the enthusiast looking for an exhaust note that is different from the "chambered" muffler sound. The interior features a large "straight through" stainless steel perforated core, surrounded with high temperature sound absorption materials delivering a deep mellow tone. The internal flow design is reversible, so the muffler can be installed in either direction to best suit the