2010-2012 Mustang Exhaust Performance Combo Packages

2011 Mustang Roush 3.7L V6 Dual Exhaust w/ Square Tips and Rear Valance Kit


  • Model: 421154
  • Manufactured by: ROUSH

•Exhaust contains unique open-chambered design which provides increased horsepower and torque by increasing airflow and reducing back pressure
•Distinct aggressive sound (sound clips available at
•Mufflers and inlet pipes constructed of 409 stainless steel
•304 stainless steel exhaust tips with chrome flashing which prevent peeling
•No in-cockpit boom/drone
•Aggressive ROUSH rear valance integrates square tips for a crisp clean appearance
•Installation is quick and easy. Uses factory hanger locations and rear valance mounting clips. No vehicle modifications are required.
•3 Year Limited Warranty
•Fits manual and automatic transmissions

Kit Contains:
(2) Square Chrome Flashed Exhaust Tips (LH & RH)
(2) Muffler Assemblies (LH & RH)
(2) Exhaust Tip Clamps
(2) Inlet Pipe Spherical Clamps
(1) ROUSH Rear Valance
(2) W Clips
(2) Installation Manuals

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This product was added to our catalog on Friday 03 December, 2010.

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2011 Mustang Roush 3.7L V6 Dual Exhaust w/ Square Tips and Rear Valance Kit
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