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Home / Exhaust / Muffler / Flowmaster 21-25 F-150 FlowFX Direct Fit Muffler
Flowmaster 21-25 F-150 FlowFX Direct Fit Muffler
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Flowmaster

Flowmaster 21-25 F-150 FlowFX Direct Fit Muffler

PART 718172CATEGORY Muffler
$425.95
MSRP $479.95You save $54.00
$425.95
1
LISTED BY THE MANUFACTURER FOR

“Flowmaster 21-25 F-150 FlowFX Direct Fit Muffler”

“This Flowmaster® Flow FX Direct-Fit Muffler system for the 2021-2026 Ford F-150 trucks with the 2.7, 3.5 or 5.0-liter engines is manufactured using durable 409...”

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

Some supplier details are unavailable for this product.

Product description

Fits 2021-2026 Ford F-150 with 2.7, 3.5 and 5.0-liter non-PowerBoost engines with factory dual tailpipes

Flowmaster Flow FX Direct Fit Muffler

Features

Connects directly to the factory dual tailpipes for a simple installation

Large 3.00-inch Mandrel bent pipes for superior flow and power

Flowmaster Flow FX series muffler offers increased performance

Flow FX straight through design offers a deep powerful sound

Max power gains of 18 hp and14 lb-ft at the rear wheels

409 stainless steel constuction for extra durability

One (1) Year Limited Warranty

Manufacturer notes

This system replaces ONLY the Factory muffler and over axle pipes and reuses the factory dual tail pipes and tips. Does not fit PowerBoost hybrid models. Does not fit models with OEM active exhaust option.

Supplier category
Exhaust, Mufflers & Tips
Supplier subcategory
Muffler
UPC / barcode
090127846544
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
No
Freight delivery required
No
Powersports product
No

Manuals and documents

More manufacturer information

Other product descriptions

Flowmaster 21-25 F-150 FlowFX Direct Fit Muffler

2125 F150 DIRECT FIT MUFFLER FFX

MUFF 21-26 F-150 DF

About the manufacturer

This Flowmaster® Flow FX Direct-Fit Muffler system for the 2021-2026 Ford F-150 trucks with the 2.7, 3.5 or 5.0-liter engines is manufactured using durable 409 stainless steel throughout and features 3.00-inch mandrel bent pipes for optimum exhaust gas flow. A Flowmaster Flow FX Series muffler is used for an aggressive to moderate sound level and maximum performance. Performance increases on the dyno revealed an increase of 18 hp and 14 ft/lbs. at the rear wheels. This system connects directly to the factory dual tail pipes and uses all the existing factory hangers. Includes installation instructions and all necessary hardware for an easy installation that you can do at home. Backed by Flowmaster's One (1) Year Limited Warranty.

Additional manufacturer information

MUFF DF ASMB

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