2019-2025
2014-2018
2007-2013
1999-2006
Installation Time
(approx) 2 Hours
Difficulty Level:
Light to Moderate mechanical skill required.
Installation Guides
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Flowmaster Force II Single Exhaust System; Side Exit (14-18 5.3L Sierra 1500)Find parts that fit my vehicle
Item S503516
Sierra 1500 Sales Techs:
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$899.96
27 Reviews
On Sale
-10% $899.96 kit Was $999.95
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$299.00
Product Information
Features, Description, Reviews, Q&A, Specs & Installation
Features & Specs
- Mild Performance Tone Outside with Moderate Tone Inside
- Patented Delta Flow Technology Results in Increased Power and Fuel Efficiency
- Single Precision Engineered Baffle-Type Muffler
- Stainless Steel 3" Diameter Tubing
- 4" Stainless Steel Exhaust Tip Embossed with the Flowmaster Logo
- Bolt-On Design
- Bolts Directly Behind the Catalytic Converter
- Fits 2014-2018 GMC Sierra 1500 Crew Cab and Double Cab models - Does Not Fit Crew Cab 2WD with 2 Pc Driveshaft
| Brand | Flowmaster |
| Exhaust System Type | Cat-Back System |
| Exhaust Tip Finish | Chrome, Polished |
| Exhaust Tubing Diameter | 3.00 Inch |
| Exhaust Material | Stainless Steel |
| Exhaust Tip Outlet Style | Single |
| Exhaust Exit Location | Passenger Side - After Tire |
| Exhaust Loudness | Mild |
Description
Mild Aggressive Tone. Wake up your Sierra 1500 with a Flowmaster Force II Cat-Back Exhaust system. You'll finally be able to hear that V8 rumble under the hood making your drive more fun. The Flowmaster single baffled muffler allows for just the right amount of bark to make your everyday commute more interesting.
Enhanced Performance and Efficiency. Sound isn't the only benefit of the Flowmaster Force II Cat-Back Exhaust System, it also helps improve exhaust gas flow leading to an increase in horsepower, torque and fuel economy. Flowmaster's patented Delta Flow Technology ensures each muffler is tuned to optimize the efficiency of your exhaust system of the Sierra 1500.
Full Stainless Steel. The Flowmaster Force II Cat-Back Exhaust System is manufactured in the USA with stainless steel tubing connected to a Super 50 Series muffler and a single 3" stainless steel mandrel bent tailpipe. The exhaust ends with a single polished 4" logo embossed stainless steel tip.
Bolt-On Installation. No modifications necessary. Designed and engineered to replace the restrictive factory exhaust system. The Flowmaster Force II Cat-Back Exhaust bolts right up to the factory catalytic converter and uses all the existing factory hangers to hold it in place.
Application. This Flowmaster Force II Cat-Back Exhaust System is designed to fit all 2014 -2018 GMC Sierra 1500 Crew Cab and Double Cab models. Does Not Fit Crew Cab 2WD with 2 Pc Driveshaft.
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Fitment:
- 2014 GMC Sierra 1500
- 2015 GMC Sierra 1500
- 2016 GMC Sierra 1500
- 2017 GMC Sierra 1500
- 2018 GMC Sierra 1500
Flowmaster 817672
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation & What's in the Box
Installation Info
What's in the Box
- (1) Muffler
- (1) Muffler Tip
- Mounting Hardware
Tech Guides:
4.7
Customer Reviews (27)
Questions & Answers
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Will It Fit My Sierra 1500
- 5.3L V8 - 14, 15, 16, 17, 18
Designed for Double & Crew Cab Models. It is not compatible on 2WD Crew Cab Models with 2-Piece Driveshaft.
