2015-2023 Mustang 2.3 Ecoboost Roush Axle Back Exhaust Muffler Kit Black 4″Tips Roush Performance

Note to our customers: The powdercoated tips do not affect the manufacturer’s warranty!

•Brand New
•Roush Part # 421837
•Fits 2015-2023 Ford Mustang 2.3L Ecoboost Coupe or Convertible
•Sold as a pair (RH & LH)
•ROUSH designed Single tip high-flow mufflers
•Corrosion resistant 304 stainless steel
•Full mandrel bending
•4″ Black powder-coated dual wall tips
•Uses OEM hangars and mounting points
•Requires no welding
•Some cutting required

Constructed from T-304 stainless steel, the ROUSH 421837 exhaust is corrosion and stain resistant. Constant diameter mandrel bends maintain high flow and reduce backpressure. This axle back system improves sound and performance with single tip High flow Mufflers.

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