Installation Time
(approx) 1 Hour
Difficulty Level:
Light to Moderate mechanical skill required.
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Features, Description, Reviews, Q&A, Specs & Installation
Brand | Flowmaster |
Muffler Inlet Size | 3.00 Inch |
Stylish Muffler. Benefit from race-inspired exhaust technology with Flowmaster’s Flowmaster Pro Series Shorty Center/Center Bullet Style Muffler - 3.0 in., designed to offer your 1999-2024 Sierra 1500 with a combination of throaty, aggressive sound and improved performance. Solid construction, a moderate sound, and improved exhaust flow and throttle response are yours to keep.
Built On Tech. This Flowmaster bullet style muffler is made out of 409 stainless steel internal construction in an 18-gauge steel case for ultimate protection. Plus, its patented laminar flow technology works much better than old ‘straight through’ glass park designs with its specially shaped entry cone and multiple cones inside the muffler to cancel sound frequencies.
Warranty. Flowmaster provides a limited lifetime warranty, which covers the product from defects in materials and workmanship. To learn more about what the warranty covers, please visit the manufacturer’s website.
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 3" Flowmaster Pro Series Shorty Center/Center Bullet Style Muffler fits the 1999-2024 GMC Sierra 1500.
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Flowmaster 13012100
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Installation Info
Installation Time
(approx) 1 Hour
Difficulty Level:
Light to Moderate mechanical skill required.
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