Installation Time
(approx) 2 Hours
Difficulty Level:
Light to Moderate mechanical skill required.
Installation Guides
No guide available for this part yet.
FREE 1 to 3-Day Delivery on Orders $149+ Details
Flowmaster FlowFX Dual Exhaust System with Black Tips; Side Exit (20-26 6.6L Gas Silverado 2500 HD)Find parts that fit my vehicle
Item HS28345
Our Price
$949.95 kit
Military, Medical & First Responders
$47.50 Available in AT Cash Rewards.
Confirm Eligibility
Confirm Eligibility
CONFIRM THIS FITS YOUR VEHICLE!
Saved - View your saved items
We're sorry. We couldn't save this product at this time.
or use
Shop Owners Save More!
Sign up for our dealer program
Frequently Bought Together
Product Information
Features, Description, Reviews, Q&A, Specs & Installation
Features & Specs
- Max Increases Of Up To 9 Hp And 10 Lb-Ft Over The Stock Exhaust At The Rear Wheels
- 3.50 To Dual 3.00-Inch Mandrel Bent 16-Gauge 409 Stainless Steel Tubing Maximizes Exhaust Flow And Improves Durability
- 4.50-Inch Black Ceramic Coated Tips Add A Custom Look To The Truck
- Includes Complete Hardware And Factory Styled Hangers In The Stock Locations For An Easy Installation
- Flow Fx “Straight Through” Performance Muffler Delivers A Deep, Aggressive To Moderate Performance Tone And Improves Exhaust Flow
- Fits 2020-2026 6.6L Gas Silverado 2500 HD
| 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.
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.
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.
Warranty. Backed by a Lifetime Limited Warranty to ensure long-term reliability and customer satisfaction.
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:
- Best Truck Exhaust Systems: The Complete Buyer's Guide
- Glossary What Are The Best Exhaust Systems? How Exhaust Systems Work
- Top 10 Favorite Exhaust Brands
- The Top 7 Aftermarket Exhaust Choices for Your Daily Driver
- The Best Truck Exhaust Systems for Serious Towing
- Magnaflow vs. Flowmaster: Which Exhaust System Sounds the Best
4.6
Customer Reviews (221)
Questions & Answers
No questions about this product yet.
Ask the First Question
Will It Fit My Silverado 2500
- 6.6L V8 - 20, 21, 22, 23, 24, 25, 26
