DynoMax Ultra Flo Welded Muffler - 3 in Offset Inlet - 3 in Offset Outlet - 14 x 9-3/4 x 4-1/2 in Oval Body - 19 in Long - Universal GP230320 It's a no holds barred

It's a no holds barred run as high as 9000 RPM where for over 1

1997-1997 Chevrolet Express 1500

Stack Guide

GM F-Body 1982-99

LARGE SOLID PINION PRELOAD SPACER/SHIM KIT

DynoMax Ultra Flo Welded Muffler - 3 in Offset Inlet - 3 in Offset Outlet - 14 x 9-3/4 x 4-1/2 in Oval Body - 19 in Long - Universal GP230320 It's a no holds barredDynoMax(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)