“Flowmaster 21-25 F-150 American Thunder Cat-Back Exhaust - Dual Tailpipe”
“...Flowmaster® American Thunder cat-back exhaust system is for the 2021-2026 Ford F-150 with the 2.7, 3.5 or 5.0-liter engine or the 3.5L PowerBoost models...”
Confirm fitment with the part number before ordering.
Product information
Manufacturer information. Check the part number and installation requirements for your vehicle.
Supplier details checked 2026-09-23 · Test catalog
Product description
Fits 2021-2026 Ford F-150 with 2.7, 3.5 and 5.0-liter, including PowerBoost hybrid models
Flowmaster American Thunder Cat-Back Exhaust System
Features
· 3.0-inch mandrel bent 16-gauge 409 stainless steel tubing maximizes exhaust flow and improves durability
· Kit includes complete hardware and factory styled hangers in the stock locations for an easy installation
· Super 40 Series muffler delivers a deep, aggressive to moderate performance tone and improve exhaust flow
· Large 4.50-inch Black Ceramic Coated Tips fill the bumper cut out better than the factory tip.
· Fits either PowerBoost or standard gas trucks with factory dual exhaust option.
· Max increases of up to 18 hp and 14 lb-ft over the stock exhaust at the wheels
· Lifetime Limited Warranty
Manufacturer notes
Does not fit models with OEM active exhaust option.
Supplier category
Exhaust, Mufflers & Tips
Supplier subcategory
Catback
UPC / barcode
090127844939
Units per product
1
Supplier Proposition 65 status
Y
Supplier EPA status
N/A
Air freight prohibited
No
Not CARB approved
No
CARB acknowledgement required
Yes
Freight delivery required
No
Powersports product
No
More manufacturer information
Other product descriptions
Flowmaster 21-25 F-150 American Thunder Cat-Back Exhaust - Dual Tailpipe
2125 F150 CBAMTDUAL FACT TAILPIPE
SYS 21-26 F-150, CB-
About the manufacturer
This Flowmaster® American Thunder cat-back exhaust system is for the 2021-2026 Ford F-150 with the 2.7, 3.5 or 5.0-liter engine or the 3.5L PowerBoost models. This system is manufactured using durable 409 stainless steel tubing and is mandrel bent for better exhaust gas flow. Super 40 Series muffler is used for an aggressive to moderate sound level and maximum performance. Maximum increases on the dyno revealed 18 hp and 14 lb-ft at the rear wheels. This system uses dual 4.5-inch black ceramic coated tips for added style. This system uses all the existing factory hanger locations and includes installation instructions and all necessary hardware for an easy installation that you can do at home. Backed by Flowmaster's Lifetime Limited Warranty.
Additional manufacturer information
SYS 21-26 FO
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