MagnaFlow D-Fit kits replace the restrictive factory muffler, while maintaining the OEM piping and tailpipe. The straight through design muffler or muffler delete reduces backpressure creating more power and increasing economy without replacing the entire exhaust system. Direct-Fit Muffler Exhaust Kit; 3 in. Tubing; Clamp-On; Center/Dual; Polished Stainless; Replace the restrictive factory muffler, while maintaining the OEM piping and tailpipe.