2019-2025
2014-2018
2007-2013
1999-2006
Installation Time
(approx) 3 Hours
Difficulty Level:
Light to Moderate mechanical skill required.
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Flowmaster 40 Series Delta Flow Center/Offset Oval Muffler; 3-Inch Inlet/3-Inch Outlet (Universal; Some Adaptation May Be Required)Find parts that fit my vehicle
Item S503459
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Product Information
Features, Description, Q&A, Specs & Installation
Features & Specs
- 40 Series Oval Muffler
- Delta Flow Deflector Technology
- Original Two Chamber Design
- 3" Inlet/Outlet
- Powerful Exhaust Tone
- 16 Gauge Aluminized Steel
- Fully Welded
- Center/Offset Design
- Moderate Install
- 3-Year Limited Warranty
- Universal Fitment; Modifications Will Be Required
| Brand | Flowmaster |
| Muffler Inlet Size | 3.00 Inch |
Description
The Heart of the Matter. Flowmaster's exclusive 2-chamber design Delta Flow technology is at the heart of the Flowmaster 40 Series Delta Flow Center/Offset Oval Muffler - 3.0". The epitome of quality performance and construction, this muffler boasts precision-placed deflectors to reduce interior sound while fueling increased exhaust scavenging - giving your truck the most powerful tone possible.
The Quality You Expect. The 40 Series Delta Flow muffler is constructed using 16-gauge aluminized steel for maximum corrosion resistance and completely mig-welded for superior durability. Features a 3" center inlet and a 3" offset outlet.
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.
3-Year Limited Warranty. Flowmaster offers a 3-year limited warranty on their aluminized steel mufflers against defects in material and workmanship.
Application. The Flowmaster 40 Series Delta Flow Center/Offset Oval Muffler - 3.0 in. will fit 1999-2025 GMC Sierra 1500 trucks.
The Quality You Expect. The 40 Series Delta Flow muffler is constructed using 16-gauge aluminized steel for maximum corrosion resistance and completely mig-welded for superior durability. Features a 3" center inlet and a 3" offset outlet.
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.
3-Year Limited Warranty. Flowmaster offers a 3-year limited warranty on their aluminized steel mufflers against defects in material and workmanship.
Application. The Flowmaster 40 Series Delta Flow Center/Offset Oval Muffler - 3.0 in. will fit 1999-2025 GMC Sierra 1500 trucks.
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Flowmaster 943043
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WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation & What's in the Box
Installation Info
What's in the Box
- (1) Muffler
- Hardware Kit and Instructions
4.7
Reviews of Flowmaster Exhaust Products (500+)
Reviews of Flowmaster Exhaust products have an average rating of 4.7 out of 5
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