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Flowmaster American Thunder Dual Exhaust System - Side/Rear Exit (15-18 3.5L EcoBoost F-150, Excluding Raptor)

Market Price $850.99 You Save 13% ($111.02)
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  • Item T527020B
  • MPN# 817725

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    Features, Video & Details

    • Aggressive Flowmaster 40-Series Delta Flow Sound
    • Durable 409 Stainless Steel Construction
    • 3 in. Inlet, Dual 2.5 in. Outlet Mandrel-Bent Tubing
    • 3.5 in. Polished Stainless Steel Tips
    • Simple Bolt-On Installation
    • Choice of Side or Rear Exit
    • Made in the USA
    • Fits 2015-2018 3.5L EcoBoost F-150s, Excluding Raptors
    • Not Compatible on Regular Cabs with a 6.5 ft. Bed

    Review & Installation Video

    Review & Install Video

    Thunderous Flowmaster Roar. Feel the Flowmaster’s signature sound as it revs up to Number One! AmericanMuscle’s American Thunder Cat-Back Exhaust powers up your truck’s exhaust flow with its mandrel bent tubing. Its Delta Flow Muffler gives it an incontestable presence with its fierce exhaust note sending shivers with every rumble.

    Peak Performance Designed. The Flowmaster American Thunder Cat-Back Exhaust’s 3.5-inch polished stainless-steel tips are hard-wearing and long-lasting. The Delta Flow American Thunder muffler has good looks and the guts to match, thundering louder than its competition. The embossed “Flowmaster” logo certifies it the powerhouse system you can count on.

    Proudly American-Made. The Flowmaster American Thunder Cat-Back Exhaust’s outshines with its unbeatable 16-guage 409 stainless-steel Delta Flow muffler sound and tough 3-inch inlets and dual 2.5-in outlet Mandrel-bent tube pushes your turbo-charged 3.5L EcoBoost F-150 power beyond the max.

    Effortless Bolt-On Installation. The Flowmaster American Thunder Cat-Back Exhaust is a direct upgrade replacement for the stock F-150 system. It is compatible with 2015-2017 3.5L EcoBoost F-150 (excluding Raptors). All hardware necessary is included in this generous kit. Only basic hand tools are required for easy installation. No extra modifications will be needed to your F-150 except in some cab and bed sizes. Some minor cutting to pipping might apply in the latter cases.

    Application.This Flowmaster American Thunder Cat-Back Exhaust System is designed to fit the 2015 to 2017 3.5L EcoBoost F-150s, excluding Raptors, with the following Cab and Bed sizes.

    Fitment: 2015 2016 2017 2018 Details

    What's in the Box
    • (1) Inlet Pipe
    • (1) Adapter/Extension Pipe
    • (1) Muffler
    • (1) Right Tailpipe
    • (1) Left Tailpipe - Front
    • (1) Left Tailpipe - Rear
    • (2) Side Exit Pipes
    • (2) Rear Exit Pipes
    • (2) Stainless Tip
    • Hardware Kit
    Installation Info
    Tech Specs
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