Flowmaster 817979 American Thunder Cat Back Exhaust System Flowmaster 817979
$1,404.32
Flowmaster introduces our new American Thunder stainless steel cat-back exhaust system for the 2021-2022 Ford F-150 with the 2.7L, 3.5L and 5.0L engines. This system uses a Super 40 series...
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Flowmaster introduces our new American Thunder stainless steel cat-back exhaust system for the 2021-2022 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 Flowmasters Lifetime Limited Warranty.
Specifications:
| Description_DES | American Thunder Cat Back Exhaust System |
| Description_EXT | American Thunder Cat Back Exhaust System; 3.5 in. Inlet Pipe; 2.5 in. Dual Tailpipes; 3.5 in. Polished Tips; 409 Stainless Steel; Incl. Installation Hardware; |
| Description_FAB | Includes Both Rear And Side Exit Tailpipes So The Final Look Can Be Customized |
| Description_FAB | Super 40 Series Performance Muffler Delivers A Deep And Aggressive Performance Tone |
| Description_FAB | Uses The Factory Hanger Locations For An Easy Installation |
| Description_FAB | Clears The Factory Spare Tire |
| Description_FAB | Stainless Steel Construction Adds Durability |
| Description_FAB | 3.50-Inch Polished Stainless Steel Tips Add A Classic Performance Look |
| Description_FAB | Delta Flow Technology Increases Performance And Reduces Drone |
| Description_FAB | Mandrel-bent Tubing Maximizes Exhaust Flow |
| Description_FAB | Maximum Dyno Gains Of 11 Hp And 10 Lb.Ft. At The Rear Wheels |
| Description_FAB | Lifetime Limited Warranty |
| Description_MKT | Flowmaster introduces our new American Thunder stainless steel cat-back exhaust system for the 2021-2022 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 Flowmasters Lifetime Limited Warranty. |
| Description_SHO | Exhaust System Kit |
This Part Fits:
| Year | Make | Model | Submodel | Notes |
|---|---|---|---|---|
| 2021 | Ford | F-150 | King Ranch | |
| 2022 | Ford | F-150 | King Ranch | |
| 2021 | Ford | F-150 | Platinum | |
| 2022 | Ford | F-150 | Platinum | |
| 2021 | Ford | F-150 | SSV | |
| 2022 | Ford | F-150 | SSV |
Shipping Information
We offer FREE shipping on all orders within Canada. Most orders ship within 1-2 business days.
Standard delivery typically takes 3-7 business days depending on your location.
Returns Policy
We accept returns within 30 days of purchase. Items must be in original condition with all packaging.
For returns or exchanges, please contact our customer service team.

