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Home / Exhaust / Catback / Flowmaster 21-25 Ford F-150 FlowFX Cat-Back Exhaust System
Flowmaster

Flowmaster 21-25 Ford F-150 FlowFX Cat-Back Exhaust System

PART 718170CATEGORY Catback
$1,049.95
MSRP $1,181.95You save $132.00
$1,049.95
1
LISTED BY THE MANUFACTURER FOR

“Flowmaster 21-25 Ford F-150 FlowFX Cat-Back Exhaust System”

“This Flow FX cat-back exhaust system is for the 2021-2026 Ford F-150 trucks with the standard 2.7, 3.5, and 5.0-liter and PowerBoost 3.5L engines th...”

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, 5.0-liter and PowerBoost engines with factory dual tailpipes

Flowmaster Flow FX Cat-Back Exhaust System

Features

Powerful exhaust note with an aggressive to moderate sound level that’s a perfect balance of sound and power

Clears the factory spare tire with no restrictive flattening like the factory tailpipe

Routes directly to the factory dual tailpipe exit for a simple installation

Flowmaster Flow FX series muffler offers increased performance

Large 3.0-inch Mandrel bent pipes for superior flow and power

Max power gains of 18 hp and 20 lb-ft at the rear wheels

409 stainless steel construction for extra durability

Lifetime limited Warranty

Manufacturer notes

Only fits models with factory dual tailpipes. Does not fit models with OEM active exhaust option.

Supplier category
Exhaust, Mufflers & Tips
Supplier subcategory
Catback
UPC / barcode
090127844946
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 Ford F-150 FlowFX Cat-Back Exhaust System

2125 FORD F150 FFX CB DOR

SYS 21-26 FORD F-150

About the manufacturer

This Flow FX cat-back exhaust system is for the 2021-2026 Ford F-150 trucks with the standard 2.7, 3.5, and 5.0-liter and PowerBoost 3.5L engines that are equipped with the optional dual exhaust out the rear bumper. This exhaust offers a deep throaty exhaust note with aggressive to moderate sound levels both inside and outside of the truck, with all the performance benefits that you would expect from Flowmaster. This bolt-on emissions-legal system features all mandrel-bent 409 stainless steel 3.00-inch tubing that flows into a FFX straight through muffler and exiting into large 3.00-inch dual tailpipes for maximum sound and performance. The system exits the OEM rear bumper cut outs and uses all the factory hanger locations. The tailpipes are finished off with a pair of large 4.50-inch black ceramic-coated stainless-steel tips for a more aggressive look than the factory tip. This exhaust system is covered by our Lifetime Limited Warranty. Designed for an easy fit, this system includes all necessary parts and hardware for installation.

Additional manufacturer information

SYS 21-26 FO

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