817979
Flowmaster introduces our new American Thunder stainless steel cat-back exhaust system for the 2021-2023 Ford F-150 with the 2.7L, 3.5L and 5.0L engines. This system uses a Super 40 series muffler for a deep powerful sound and increased performance. Maximum dyno gains of 11 HP and 10 LB.FT. at the rear wheels. Mandrel bent 409 stainless steel tubing is used for maximum exhaust flow and durability. The system has a 3.0-inch inlet pipe and dual 2.5-inch tailpipes with both side exit and rear exit options that allow you to customize the look of the kit. 3.5-inch polished stainless steel tips finish off the kit for a classic performance look. All of the necessary hardware is included and factory-mounting locations are used for an easy installation. Backed by Flowmaster's Lifetime Limited Warranty.
Features:
- Includes Both Rear and Side Exit Tailpipes so the Final Look can be Customized
- Super 40 Series Performance Muffler Delivers a Deep and Aggressive Performance Tone
- Uses the Factory Hanger Locations for an Easy Installation
- Clears the Factory Spare Tire
- Stainless Steel Construction adds Durability
- 3.50-Inch Polished Stainless Steel Tips add a Classic Performance Look
- Delta Flow Technology Increases Performance and Reduces Drone
- Mandrel-bent Tubing Maximizes Exhaust Flow
- Maximum Dyno Gains of 11 HP and 10 LB.FT. at the Rear Wheels
- Lifetime Limited Warranty
About Flowmaster
Flowmaster® is a household name, and for good reason. They've built legendary exhaust systems and mufflers for decades, and now offer performance air intakes, catalytic converters, and headers to give your hot rod performance to match the iconic Flowmaster sound.
SPECS
| Brand | Flowmaster |
|---|---|
| Emission Code | 5 |
| Exhaust Series | American Thunder |
| Exit Position | DOR/S |
| Mount Type | Uses Factory Hangers |
| Muffler Body Length (in) | 10.5 |
| Muffler Color | Black |
| Muffler Finish | Painted |
| Muffler Inlet Diameter | 3.00 |
| Muffler Inlet Location | Centered |
| Muffler Material | 409S Stainless Steel |
| Muffler Outlet Diameter | 2.50 |
| Muffler Outlet Location | Dual Outlet |
| Muffler Overall Length (in) | 16.5 |
| Muffler Part Number | Kit Only |
| Muffler Quantity | 1 |
| Muffler Series | Super 40 Series |
| Muffler Shape | Oval |
| Muffler Type | Reflection |
| Product Type | Exhaust System |
| Single Dual | Dual |
| Sound Level | Aggressive / Moderate |
| System Type | Cat-back |
| Tip Cut | Angle |
| Tip Diameter | 3.50 |
| Tip Edge Style | Cut |
| Tip Finish | Polished |
| Tip Length | 13 |
| Tip Logo | Embossed |
| Tip Material | 304 Stainless |
| Tip Quantity | 2.00 |
| Tip Shape | Round |
| Tip Style | Double Wall |
| Tubing Diameter (in) | 3/2.5 |
| Tubing Material | 409S Stainless Steel |
| UPC | 090127130179 |
| California Proposition 65 Chemical Name | Chromium (hexavalent compounds) |
| Nickel (Metallic) | |
| California Proposition 65 Required | Yes |
| Part Number | 817979 |
EMISSIONS
5
This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.
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