Flowmaster Force II Cat-Back Exhaust System for 2021-2026 Chevrolet Tahoe and GMC Yukon
Part # 817949
- Super 40 Series performance muffler offers a moderate to mild sound level and increased performance
- 409 stainless steel construction delivers extra durability and improved long-term corrosion resistance
- Max dyno gains of 6 hp and 7 lb-ft at the wheels
- 3.00-inch 16-gauge mandrel bent stainless steel tubing helps maintain maximum exhaust flow for better power
- Includes all necessary hardware for an at home installation
- 3.50-inch polished stainless steel tip adds a custom look to the vehicle
- Uses factory hanger locations for easy installation
- Tuned resonator helps to eliminate interior drone for comfort
Description
Flowmaster introduces our Force II stainless steel cat-back exhaust system for the 2021-2026 GM Tahoe/Yukon with the 5.3-liter engine. This system uses the Super 40 series muffler for a moderate to mild sound level and increased performance. Mandrel bent 3.00-inch 409 stainless steel tubing allows for maximum exhaust flow and durability. The system uses a larger 3.50-inch polished stainless steel tip for a custom look. This system also has a tuned resonator to control interior sound and maintain driving comfort. Max dyno gains of 6 hp and 7 lb-ft at the rear wheels over stock. All of the necessary hardware is included, and factory-mounting locations are used for an easy installation. Backed by Flowmaster's Lifetime Limited Warranty.
Specifications
| CARB (California) Compliant | Yes |
|---|---|
| Catalytic Converter Included | No |
| Catalytic Converter Quantity | 0 |
| Clamping Type | Flat Band |
| Clamps Included | Yes |
| Exhaust Series | Force II |
| Exhaust Tip Color | Silver |
| Exhaust Tip Connection | Welded |
| Exhaust Tip Cut | Angled |
| Exhaust Tip Diameter | 3.50 in |
| Exhaust Tip Edge | Rolled Edge |
| Exhaust Tip Finish | Polished |
| Exhaust Tip Intercooled | No |
| Exhaust Tip Length | 5.25 in |
| Exhaust Tip Material | 304 Stainless Steel |
| Exhaust Tip Quantity | 1 |
| Exhaust Tip Resonated | No |
| Exhaust Tip Shape | Round |
| Exhaust Tip Wall | Single Wall |
| Exit Style | Single Out Rear |
| Finish | Natural |
| Gasket Or Seal Included | No |
| Grade Type | Performance |
| Hangers Included | Yes |
| Inlet Type | Clamp-On |
| Main Piping Diameter | 3.00 in |
| Mount Type | Uses Factory Hangers |
| UPC / GTIN | 00090127140741 |
| Warranty | Manufacturer's Limited Lifetime Warranty |
| Year | Make | Model | Submodel | Engine | Note |
|---|---|---|---|---|---|
| 2021 - 2026 | Chevrolet | Tahoe | Commercial, LS, LT, PPV, Premier, RST, SSV, Z71 | 5.3L V8 | Polished Tip Finish |
| 2021 - 2024 | GMC | Yukon | AT4, SLE, SLT | 5.3L V8 | Polished Tip Finish |
| 2025 - 2026 | GMC | Yukon | AT4 | 5.3L V8 | Polished Tip Finish |