Roush Performance Cat-Back Exhaust Kit for Select 2018-2023 Ford Mustang (5.0L) - Fastback

Fits select 2018-2023 Ford Mustang Fastback models including GT, Mach 1, Bullitt, and Shelby variants (5.0L).

Unlock the signature aggressive tone and improve the airflow of your Mustang with the Roush Performance Cat-Back Exhaust Kit. Engineered to reduce back pressure and optimize exhaust scavenging, this system replaces restrictive factory components with high-flow, mandrel-bent tubing. Constructed entirely from corrosion-resistant 304 stainless steel, this kit is built to withstand harsh conditions while maintaining its finish and structural integrity.

This comprehensive kit features a mandrel-bent X-pipe for improved exhaust pulses and flow balance, mid-pipes, and dual high-flow mufflers designed to deliver a deep, performance-oriented sound without sacrificing daily drivability. The system is finished with polished 304 stainless steel tips for a refined look. Note: This kit is designed specifically for Fastback models and may require checking local noise ordinances.

• 304 stainless steel construction for maximum durability and corrosion resistance
• Mandrel-bent tubing ensures consistent diameter and high-performing airflow
• Includes mandrel-bent X-pipe, mid-pipes, and dual high-flow mufflers
• Polished 304 stainless steel exhaust tips
• Designed for bolt-on installation on Fastback chassis
• Manufacturer Part Number: 422093

Vehicle Fitment