DynoMax Ultra Flo Welded Muffler - 2-1/2 in Center Inlet - 2-1/2 in Center Outlet - 14 x 9-3/4 x 4-1/2 in Oval Body - 19 in Long - Universal 1970097 Duration 275 / 285

Duration 275 / 285

795" Diameter

2L LT1 engine

274/282 Advertised Duration

DynoMax Ultra Flo Welded Muffler - 2-1/2 in Center Inlet - 2-1/2 in Center Outlet - 14 x 9-3/4 x 4-1/2 in Oval Body - 19 in Long - Universal 1970097 Duration 275 / 285DynoMax(R) Ultra Flo? Welded performance stainless steel mufflers feature 100 percent welded construction for lifelong durability. The unrestricted, straight through design dyno proven to flow up to 2, 000 SCFM and support up to 2, 000 horsepower. Each muffler uses our exclusive Continuous Roving Fiberglass (CRF) Technology to absorb unwanted interior resonance while maintaining a deep performance tone. The "Pure Unadulterated POWER" of DynoMax(R)