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Roush

Roush 2018-2024 Ford Mustang 5.0L V8 Cat-Back Exhaust Kit (Fastback Only)

$1,499.99

SKU: R00I 422093

In Stock
In Stock
Ships by Aug 1
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

Part #: 422093

Give your 2018-2023 5.0L Mustang GT the signature ROUSH Performance sound, powerful looks, and boosted performance with this ROUSH Performance Cat-Back exhaust system. This 2018-2023 ROUSH Performance Cat-Back exhaust system is constructed of corrosion-resistant 304 stainless steel and is mandrel bent for high-performing airflow. Thanks to hours of R&D, testing, and validation, this ROUSH Performance Cat-Back exhaust system improves flow and reduces back pressure in your Mustang's exhaust system. Along with polished 304 stainless steel tips, this system includes a mandrel-bent x-pipe, mid-pipes, and dual high flow mufflers that improve the sound, performance, and flow characteristics of the Mustang's V8 powerhouse. ROUSH Performance recommends checking your local noise ordinances levels prior to purchase.

Improved sound & performance for 2018-2023 5.0L V8 Mustangs. Our Cat-Back system made from 304 SS includes an x-pipe, mid-pipes & dual tip mufflers for that race-like tone.

MIA's Description

This Roush Cat-Back Exhaust with Black Tips, exclusively designed for AmericanMuscle, features mandrel-bent piping for better airflow, resulting in aggressive and deeper exhaust sounds for your Mustang GT. It offers race-like roars and rumble outside, while still maintaining a drone-free cabin experience. Roush's extensive testing and validation prove this exhaust improves airflow and reduces back pressure, leading to gains in horsepower and overall performance. The system is constructed using high-grade, 304 stainless steel, ensuring corrosion resistance and heavy-duty quality. The black, quad tips add style and substance. This cat-back exhaust is designed for Mustangs without active exhaust and features a straightforward, no-welding installation, utilizing OEM hangers and mounting points.

Fitment

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Specifications

BrandRoush
Part NumberR00I 422093

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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