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Durable stainless steel construction for enhanced exhaust flow and performance.
The Flowmaster Cat-Back Exhaust System is engineered for optimal performance and durability, utilizing high-quality 409 stainless steel throughout its construction. This system features mandrel bent pipes with a diameter transition from 3-1/2 inch to dual 2-1/2 inch, designed to maximize exhaust flow and improve overall vehicle performance. The included Flow FX 'straight-through' muffler provides a moderate sound level while enhancing exhaust efficiency, resulting in significant power gains as demonstrated by dyno testing, which revealed increases of 26 horsepower and 39 pound-feet of torque at the rear wheels.
Designed for versatility, this exhaust system fits all wheelbases and connects seamlessly to factory exhaust tips, maintaining a stealthy appearance. Installation is straightforward, utilizing existing factory hanger locations and requiring no welding, making it accessible for home installation. The kit includes all necessary hardware and detailed instructions, ensuring a hassle-free setup process.
With its robust construction and performance-oriented design, the Flowmaster Cat-Back Exhaust System is a reliable choice for those seeking to enhance their vehicle's exhaust system. The combination of quality materials and thoughtful engineering makes this exhaust system a valuable addition for improved performance and sound.
Features
- Features 3-1/2 Inch And 2-1/2 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
- FlowFX "Straight Through" Performance Muffler Delivers A Deep, Moderate Performance Tone And Improves Exhaust Flow
- Uses The Factory Hanger Locations For Easy Installation
Specifications
- Manufacturer: Flowmaster
- Manufacturer Part Number: 717890
- Type: Cat-Back
- Exhaust Type: Single
- Outlet Type: Dual
- Exit Position: Driver And Passenger Rear
- Material: Stainless Steel
- Includes Muffler: Yes
- Sound Level: Moderate
- Diameter (IN): 3-1/2 Inch To 2-1/2 Inch
- Includes Exhaust Tip: No
- Exhaust Tip Style: Without Tip
- Exhaust Tip Material: Without Tip
- Muffler Quantity: 1
- Includes Exhaust Pipe Muffler Delete: Yes
- Muffler Configuration: Single Inlet/ Dual Outlet
- Muffler Brand: Flowmaster
- Includes Hardware: Yes
- Required Welding: No
- Estimated Install Time (Hours): 2
Compatibility / Fit
- 2020-2021 Chevrolet Silverado 1500
- 2023-2025 Chevrolet Silverado 1500
- 2022-2022 Chevrolet Silverado 1500 LTD- Old Model
- 2019-2019 Chevrolet Silverado 1500- New Model
- 2022-2022 Chevrolet Silverado 1500- New Model
- 2020-2021 GMC Sierra 1500
- 2023-2026 GMC Sierra 1500
- 2022-2022 GMC Sierra 1500 Limited- Old Model
- 2019-2019 GMC Sierra 1500- New Model
- 2022-2022 GMC Sierra 1500- New Model
Technical Documents
Product Videos
Shipping & Returns
- This product ships within the continental USA only.
- This product typically ships within 1 to 3 business days.
- Returns are accepted within 30 days for items in like-new condition. For complete details, please see our return policy.
