Flowmaster 50 Series Delta Flow Offset/Offset Oval Muffler; 2.25-Inch Inlet/2.25-Inch Outlet (Universal; Some Adaptation May Be Required)

Rich, Sporty Tone. Flowmaster 50 Series Delta Flow Offset/Offset Oval Muffler Offset/Offset gives your Sierra a distinct sports exhaust tone. This 3-chambered Muffler will decrease your interior cabin noise. Its moderate exhaust sound technology gives you a rich sound on the outside and a quiet space inside.

Tough Construction. The Flowmaster 50 Series is crafted from superior 2.25" aluminized steel to enhance ultimate strength and durability. The present series does not have any packing and nothing to blow out.

Increases Torque/Horsepower. If your stock muffler is robbing you of your Sierra's true performance, the muffler possesses a superior capacity to surcharge your exhaust. Its white color finish and engine efficiency give you a standard increase in horsepower and torque.

Limited/Lifetime Warranty. Flowmaster offers a lifetime limited warranty on the stainless steel 50 Series. It also offers a 3- year limited warranty on the aluminum 50 Series.

Modifications Required. This Muffler was designed to be used on mutliple applications, as it is not a direct fit replacement part. In order to install this Muffler properly on your vehicle, some modifications to the exhaust system will be required.

Application. The Flowmaster 50 Series Delta Flow Offset/Offset Oval Muffler Offset/Offset is specially built to fit all 1999-2026 GMC Sierra 1500 models.

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