MagnaFlow D-Fit Muffler 409 SS 2019 Chevrolet Silverado 1500 4.3L/5.3L
MAG19476
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.
