Roush Exhaust Resonator Delete H-Pipe Stainless Steel GT 2015-2021

97% of 100


  • Mandrel Bent
  • 2-1/2" Tubing Diameter
  • Aggressive Exhaust Tone
  • Increases Horsepower & Torque
MSRP $286.00
You save $11.01

Roush Stainless Steel Exhaust Resonator Delete H-Pipe for 2015, 2016, 2017, 2018, 2019, 2020 and 2021 GT Mustangs.

The Stainless Steel Exhaust Resonator Delete H-Pipe from Roush is an easy way to achieve an aggressive sound with improved performance for your 2015-2021 GT Mustang. This H-Pipe is a direct replacement for the restrictive, factory resonator on your S550 GT and will significantly increase exhaust flow for maximum horsepower and torque. Best of all, Roush's H-Pipe will not trigger any engine warning lights after installation!

Features and Benefits:
- Reduces Back Pressure and Increases Exhaust Flow
- Increases Horsepower and Torque
- Provides an Aggressive Exhaust Tone
- Stainless Steel Construction with Mandrel Bent Tubing
- Includes All Necessary Mounting Hardware for an Easy Installation
- Significantly Lighter than Factory Resonator

Made from 2-1/2" mandrel bent stainless steel tubing, this premium quality Resonator Delete H-Pipe Assembly 422119 from Roush is manufactured with long lasting durability in mind. The Roush mid-pipe was engineered using OEM vehicle CAD data to ensure a perfect fit. Once installed, your 2015-2021 Mustang GT will benefit from improved exhaust flow with less back pressure.

- (1) H-Pipe Assembly
- (2) Stainless Steel 2-1/2" Clamps

*This H-pipe does NOT require any welding or tuning for installation.

Please Note: Installation will require cutting of the factory exhaust piping. Once the modifications have been made to the factory exhaust system, installation is a simple bolt-in procedure.

How well do you want your Mustang to look and perform? With any of the parts from Roush Performance, you can give it a major performance overhaul, and add some visual styling that will make your Mustang stand apart from the crowd.

Order a Roush 422119 Stainless Steel Exhaust Resonator Delete H-Pipe for your 2015, 2016, 2017, 2018, 2019, 2020 or 2021 GT Mustang from CJ Pony Parts today!

California Residents: Proposition 65 Warning

Installation Difficulty


Intermediate skill is required for this installation.

Vehicle Fitment

This product will fit the following Mustang years:

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