Flowmaster
Flowmaster 21-25 Ford F150 2.7L/3.5L/5.0L American Thunder Cat-Back Exhaust System
Why this price?
$1,049.95 is MSRP, the lowest price Flowmaster lets us list it at. Additionally, Pro members get 3% to 35% back on most parts.
Not sure it fits? Read our tips.
Fitment tips
Fitment can come down to more than year, make and model. Sometimes the sub-model decides, so start with the fitment table below.
- Drive type. If your car is all-wheel drive, make sure the part is for all-wheel drive, not rear-wheel drive.
- Engine size. For engine parts, make sure the engine size on the product matches your engine.
- Transmission. Manual and automatic cars often take different parts.
- Body style. Sedan or hatch, two-door or four-door, cab and bed length on trucks.
Manufacturer data can sometimes have imperfections. Still not sure? We are happy to help.
Send us a message and we will confirm the fit.
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Flowmaster introduces our new American Thunder stainless steel cat-back exhaust system for the 2021-2026 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.
- Super 40 Series Performance Muffler Delivers a Deep and Aggressive Performance Tone
- Includes Both Rear and Side Exit Tailpipes so the Final Look can be Customized
- 3.50-Inch Polished Stainless Steel Tips add a Classic Performance Look
- Delta Flow Technology Increases Performance and Reduces Drone
- Maximum Dyno Gains of 11 HP and 10 LB.FT. at the Rear Wheels
- Uses the Factory Hanger Locations for an Easy Installation
- Stainless Steel Construction adds Durability
- Mandrel-bent Tubing Maximizes Exhaust Flow
- Clears the Factory Spare Tire
- Lifetime Limited Warranty
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2021-2026 | Ford | F-150 | King Ranch |
| 2021-2026 | Ford | F-150 | Lariat |
| 2021-2023 | Ford | F-150 | Limited |
| 2021-2026 | Ford | F-150 | Platinum |
| 2021-2026 | Ford | F-150 | Police Responder |
| 2021-2026 | Ford | F-150 | SSV |
| 2024-2026 | Ford | F-150 | STX |
| 2021-2026 | Ford | F-150 | Tremor |
| 2021-2026 | Ford | F-150 | XL |
| 2021-2026 | Ford | F-150 | XLT |
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