DIRECT FIT MSL/MAXIMUM Muffler OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.
with 2.5 (in) Muffler Inlet with 9900 (lb) Gross Vehicle Weight (GVW) with Federal Emissions System Except Low Emission Vehicle (LEV) If welded assembly, replace all required parts with Small Diameter Muffler Use Reducer Bushing 41974 to connect with OE Converter Pipe
with 2.5 (in) Muffler Inlet with 9900 (lb) Gross Vehicle Weight (GVW) with Federal Emissions System Except Low Emission Vehicle (LEV) If welded assembly, replace all required parts with Small Diameter Muffler Use Reducer Bushing 41974 to connect with OE Converter Pipe
3.0 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 5 in. x 10 in. x 13.5 in.; 19.5 in. Overall Length; Aluminized Steel
3.0 in. Offset Inlet/Offset Outlet; Case Dimensions 5 in. x 10 in. x 13.5 in.; 17.5 in. Overall Length; 409 Stainless Steel Not Direct Fit-Some Adaptation Required
3.0 in. Offset Inlet/Opposite Side Offset Outlet; Case Dimensions 5 in. x 10 in. x 17 in.; 23 in. Overall Length; Aluminized Steel Not Direct Fit-Some Adaptation Required
3.5 in. Offset Inlet/Offset Outlet; Case Dimensions 5 in. x 10 in. x 18 in.; 24 in. Overall Length; Aluminized Steel
3.5 in. Offset In; 3.5 in. Offset Out; 409 Stainless Steel; Moderate Sound
9.62 in. Round; 4.02 in. Center Inlet/4 in. Center Outlet; 23.25 in. Length; 27.5 in. Overall Length; Satin Finish
Browse our selection of quality exhaust muffler parts designed specifically for your GMC Sierra 3500. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
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