Installation Time
(approx) 2 Hours
Difficulty Level:
Light to Moderate mechanical skill required.
Installation Guides
No guide available for this part yet.
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Flowmaster FlowFX Dual Exhaust System with Black Tips; Side Exit (20-26 6.6L Gas Silverado 2500 HD)
Item HS28345
Our Price
$899.95 kit
Military, Medical & First Responders
$45.00 Available in AT Cash Rewards.
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Product Information
Features, Description, Reviews, Q&A, Specs & Installation
Features & Specs
- _x000D_
- Max Increases Of Up To 9 Hp And 10 Lb-Ft Over The Stock Exhaust At The Rear Wheels _x000D_
- 3.50 To Dual 3.00-Inch Mandrel Bent 16-Gauge 409 Stainless Steel Tubing Maximizes Exhaust Flow And Improves Durability _x000D_
- 4.50-Inch Black Ceramic Coated Tips Add A Custom Look To The Truck _x000D_
- Includes Complete Hardware And Factory Styled Hangers In The Stock Locations For An Easy Installation _x000D_
- Flow Fx “Straight Through” Performance Muffler Delivers A Deep, Aggressive To Moderate Performance Tone And Improves Exhaust Flow _x000D_
- Fits 2020-2026 6.6L Gas Silverado 2500 HD _x000D_
| Brand | Flowmaster |
| Exhaust System Type | Cat-Back System |
| Exhaust Tip Finish | Black, Black Chrome |
| Exhaust Tubing Diameter | 3.50 Inch |
| Exhaust Material | Stainless Steel |
| Exhaust Tip Outlet Style | Dual |
| Exhaust Exit Location | Both Sides - After Tire |
| Exhaust Loudness | Aggressive |
Description
Performance Exhaust Upgrade. The Flowmaster Flow FX Dual Exhaust System with Black Tips; Side Exit is designed to enhance your truck’s exhaust flow and increase horsepower and torque. It provides a balanced moderate sound that enriches the driving experience while optimizing engine output for improved performance.
_x000D__x000D_Construction and Appearance. Crafted from durable 16-gauge 409 stainless steel with mandrel bent piping, this system features a Flow FX straight-through muffler and 4.50-inch black ceramic coated exhaust tips. The finish offers functional durability and a sleek, custom look that complements the vehicle’s style.
_x000D__x000D_Installation. Installation is straightforward using factory hanger locations and includes all necessary hardware and instructions. No drilling is required, making it suitable for a simple DIY upgrade or professional installation.
_x000D__x000D_Warranty. Backed by a Lifetime Limited Warranty to ensure long-term reliability and customer satisfaction.
_x000D__x000D_Application. Specifically engineered to fit the 2020 to 2026 6.6L Gas Silverado 2500 HD models, ensuring proper fitment and optimal performance enhancement.
Flowmaster 718111
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) Inlet Pipe
- (1) FFX Muffler
- (3) Tailpipes
- (2) Side Exits
- (2) Tips
- Hardware
- Installation Instructions
Tech Guides:
- Magnaflow vs. Borla: Which Exhaust Performs & Sounds the Best
- Glossary What Are The Best Exhaust Systems? How Exhaust Systems Work
- What’s the Best Exhaust System for Optimized Fuel Economy?
- Top 10 Favorite Exhaust Brands
- The Top 7 Aftermarket Exhaust Choices for Your Daily Driver
- The Pros & Cons of a New Exhaust System
- The Best Truck Exhaust Systems for Serious Towing
- Magnaflow vs. Flowmaster: Which Exhaust System Sounds the Best
4.6
Customer Reviews (213)
Questions & Answers
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Will It Fit My Silverado 2500
- 6.6L V8 - 20, 21, 22, 23, 24, 25, 26
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