Roush · New
Roush 2005-2010 Ford Mustang V8 Extreme Axle-Back Exhaust Kit
MPN 421915 · Store SKU rsh421915
Supplier stock checked 11/8/2026, 9:34:33 AM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
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Product details
Completely redesigned for maximum performance, the ROUSH Performance Extreme Axle-Back Exhaust gives your 2005-2010 GT or 2007-2010 GT500 a much more aggressive growl than ever before!This ROUSH Extreme Axle-Back Exhaust is constructed of 409 aluminized stainless steel piping for its durability, which is also mandrel-bent for consistent flow throughout. The system is then finished off by 304 stainless steel chrome-flashed tips (embossed with the ROUSH logo) for superior look as well as superior durability & corrosion resistance. The straight through design is much less restrictive and gives this exhaust a tough, deep sound unique to ROUSH exhausts that lets people know you are driving something that means business. Included will be all necessary hardware and instructions for installation. ROUSH Performance stainless steel high-performance axle back exhaust kit for 2005 - 2010 Ford Mustang GT's ROUSH 2005-2010 Mustang GT/GT500 Extreme Exhaust
Manufacturer fitment & guides
- 2005-2010 Ford Mustang / GT500
- Manufacturer-supplied application summary from Turn14; this may not be an exhaustive fitment list.
A manufacturer application guide is not available for this listing. Request the exact application from JuiceBuilt before payment.
Part-specific notes
- California Proposition 65: Y
