Exhaust› Exhaust Pipes, Systems and Components

Flowmaster

American Thunder Cat-Back Exhaust System 2000-2006 Toyota Tundra With 4.7L Engine Fits 2/4 Wheel Drive Models And All Wheelbases Aggressive To Moderate Sound Flowmaster

$1,229.39

SKU: F00L 17425

In Stock
In Stock
Ships by Jun 9
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The Flowmaster 17425 American Thunder Cat-back Exhaust System is designed for enthusiasts who desire a traditional dual exhaust look with a moderate to aggressive interior and exterior tone. It aims to improve throttle response, power, and mileage. The system includes exit pipes for both dual out rear and dual out side configurations, allowing for a customizable style. It comes with all necessary parts and hardware for easy installation, often requiring little to no drilling or welding.

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 17425

Videos

Flowmaster American Thunder Exhaust Reviews: AutoAnything Product Demo

Flowmaster American Thunder Exhaust Reviews: AutoAnything Product Demo

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.

View Full Return Policy