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2018-2026 Roush Mustang 5.0L V8 Cat-Back Exhaust Kit — image 1

Exhaust

2018-2026 Roush Mustang 5.0L V8 Cat-Back Exhaust Kit

Roush part # 422093

$1,499.99

Roush retail price · part only

Installed at our shop

est. $1,799.99

Part $1,499.99 + about 2 hrs labor at $150/hr ($300.00).

Estimate only — shop supplies and sales tax not included. We confirm the final installed price for your exact vehicle before any work.

Fits: 2018–2026 Mustang

Installed at our East Bridgewater shop, or shipped anywhere in the US. Prefer to talk? 508-715-3554

  • Genuine ROUSH Performance part, from an authorized Gold Dealer
  • Installed by Ford specialists at our East Bridgewater shop
  • Roush retail price. Installed price estimated up front, confirmed before work

Prices and availability subject to change. Prices updated October 2, 2026.

Details & specs

Enhance your 2018-2026 5.0L Mustang GT with the iconic Roush Performance sound and dynamic appearance, plus an upgrade in performance, with our top-tier Roush Performance Cat-Back Exhaust System.

Designed for the 2018-2026 model years, this Roush Performance Cat-Back Exhaust System is expertly crafted from 304 stainless steel, known for its anti-corrosion properties, ensuring long-lasting durability. The system's mandrel-bent design ensures optimal airflow, significantly boosting performance. Rigorous testing and validation have honed this system to not only enhance flow but also to effectively reduce back pressure, optimizing your Mustang's exhaust system.

This kit doesn't just improve function; it adds flair with its polished 304 stainless steel tips. Included in the package are a mandrel-bent x-pipe, mid-pipes, and dual high-flow mufflers, all contributing to an enriched sound profile and elevated performance characteristics for your Mustang's V8 engine.

Product highlights for 2018-2026 Roush Mustang 5.0L V8 Cat-Back Exhaust Kit:

  • Aggressive race-inspired sound, looks, and performance
  • Forged from corrosion-resistant 304 stainless steel
  • Improves flow and reduces back pressure with mandrel bent tubing
  • Kit includes 2 high-flow mufflers, integrated mid-pipes, x-pipe, and quad polished 304 stainless steel tips
  • Not compatible with convertibles
  • Fits quad tip rear valance only
  • Roush 90-day parts Warranty included

Before purchasing, Roush Performance advises you to verify compliance with local noise regulations to ensure this powerful upgrade aligns with your community standards.

More Roush parts for your Mustang

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Or call 508-715-3554 · Mon–Fri 8–5