Description
Performance Exhaust System. The Flowmaster FlowFX Dual Exhaust System with Rear Exit is engineered to significantly boost horsepower and torque while providing a moderate, aggressive exhaust tone that is suitable for everyday driving. It optimizes exhaust gas flow to enhance engine performance without compromising emissions compliance.
Construction and Appearance. Made entirely from durable 409 stainless steel, this exhaust system features mandrel-bent tubing that promotes smooth airflow and long-lasting durability. The natural stainless steel finish and seamless connection to factory exhaust tips offer a stealthy, factory-integrated appearance.
Installation. Installation is simple and requires no drilling or modifications. It uses factory hanger locations, and includes all necessary hardware to ensure a straightforward, clean, do-it-yourself upgrade.
Warranty. This exhaust system is backed by a lifetime limited warranty, providing peace of mind and assured long-term reliability.
Application. Designed specifically for 2019-2023 GM Sierra 1500 6.2L V8 models equipped with factory dual exhaust systems.
Flowmaster 717890
CA Residents: WARNING: Cancer and Reproductive Harm
- Max Increases Of Up To 26 Hp And 39 Lb.Ft Over The Stock Exhaust At The Rear Wheels
- 3.5-Inch To Dual 2.5-Inch Mandrel Bent 16-Gauge 409 Stainless Steel Tubing Maximizes Exhaust Flow And Improves Durability
- Connects To The Factory Dual Exhaust Tips For A Stealthy Look
- Includes Complete Hardware And Factory Styled Hangers In The Stock Locations For An Easy Installation
- Flow FX Straight Through Performance Muffler Delivers A Deep, Moderate Performance Tone And Improves Exhaust Flow
- Backed By Lifetime Limited Warranty
- California Proposition 65 Compliant
- CARB California Compliant
- No Catalytic Converter Included
- Emission Code 5
- Flow FX Exhaust Series
- Natural Finished Stainless Steel
- Muffler Included
- Fits 2019-2023 6.2L Sierra 1500 With Factory Dual Exhaust
| Brand | Flowmaster |
| Exhaust System Type | Cat-Back System |
| Exhaust Tip Finish | No Tips |
| Exhaust Tubing Diameter | 2.25 Inch |
| Exhaust Material | Stainless Steel |
| Exhaust Tip Outlet Style | No Tip |
| Exhaust Exit Location | Rear – Dual |
| Exhaust Loudness | Moderate |






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