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Exhaust› Exhaust Pipes, Systems and Components

Flowmaster

American Thunder Cat-Back Exhaust System 2015-2020 Ford F-150 With 2.7L/3.3L/3.5L Ecoboost, 3.5L Tivct Or 5.0L Engine Flowmaster

$1,267.95 $1,249.32 Save $18.63

SKU: F00L 817725

In Stock
In Stock
Ships by Jun 19
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

Flowmaster's American Thunder Cat-back exhaust system for the 2015-2020 Ford F-150 provides an aggressive exterior sound with a moderate interior sound. This bolt-on 409S stainless steel system fits all F-150 models with 2.7L/3.3L/3.5L Ecoboost, 3.5L TiVCT, and 5.0L engines, excluding Standard Cab/Short Bed and Raptor models. It features a 3.00-inch inlet into a Super 40 series muffler, dual 2.50-inch tailpipes, and polished 3.50-inch stainless steel tips with customizable exit styles.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandFlowmaster
Part NumberF00L 817725

Videos

2015-2018 F150 Flowmaster American Thunder Dual Exhaust - Side/Rear Exit 5.0L Sound Clip & Install

2015-2018 F150 Flowmaster American Thunder Dual Exhaust - Side/Rear Exit 5.0L Sound Clip & Install
2015-20 Ford F150 5.0L - American Thunder Cat-back Exhaust System 817725

2015-20 Ford F150 5.0L - American Thunder Cat-back Exhaust System 817725
2015-20 Ford F150 3.5L TiVCT - American Thunder Cat-back Exhaust System 817725

2015-20 Ford F150 3.5L TiVCT - American Thunder Cat-back Exhaust System 817725
2015-20 Ford F150 3.5L Ecoboost - American Thunder Cat-back Exhaust System 817725

2015-20 Ford F150 3.5L Ecoboost - American Thunder Cat-back Exhaust System 817725
2015-2018 F150 Flowmaster American Thunder Cat-Back Exhaust 3.5L EcoBoost Sound Clip & Install

2015-2018 F150 Flowmaster American Thunder Cat-Back Exhaust 3.5L EcoBoost Sound Clip & Install
Ford F-150 Truck Flowmaster Exhaust Upgrade Install and Sound Comparison. DIY

Ford F-150 Truck Flowmaster Exhaust Upgrade Install and Sound Comparison. DIY
2015-20 Ford F150 2.7L Ecoboost - American Thunder Cat-back Exhaust System 817725

2015-20 Ford F150 2.7L Ecoboost - American Thunder Cat-back Exhaust System 817725

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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