Vibrant Performance Race Muffler - 4 in Inlet - 4 in Outlet - 4-3/4 in Diameter Body - 9 in Long RS00100311 Constructed from 3 IN Mandrel-Bent

Constructed from 3 IN Mandrel-Bent 409 Stainless Steel Tubing

4-1 Gear Reduction - Adjustable Mount

Provision for installing Holley P/N 20-113

Strange 4 Piston

1999-2000 GMC Sonoma

Vibrant Performance Race Muffler - 4 in Inlet - 4 in Outlet - 4-3/4 in Diameter Body - 9 in Long RS00100311 Constructed from 3 IN Mandrel-BentVibrant Performance stainless steel race mufflers are densely packed with our premium multi layered sound absorption materials, TIG welded for optimum durability, and manufactured from 304 stainless steel for optimum durability and corrosion resistance. Vibrant Performance race mufflers are very lightweight, compact, and are designed to comply with muffler requirement rules at race tracks throughout North America. They are available in 5 & 9 overall