This Muffler / Resonator is designed to replace the Merge X-Pipe in select BORLA® Cat-Back™ systems to dampen the sound. It is NOT designed to work with competitors or Original Equipment (O.E.) systems. The resonator contains an internal H-Pipe for increased performance and improved sound. Dual 2.25″ diameter inlets, dual 2.5″ outlet. Resonator features an internal H-Pipe for increased performance and improved sound. Built from premium T-304 stainless steel, superior to T-400 series (such as 409) to give you the absolute best in performance and durability. Precision computer numerical control (CNC) manufacturing ensures an accurate fit. Best of all, BORLA® stands behind every Resonator with a Million-Mile Warranty. Just what you’d expect from the world’s most experienced (and most winning) exhaust brand.
Touring Muffler /Resonator 2015-2023 Ford Mustang GT/ GT Convertible 5.0L V8 Automatic/ Manual Transmission Rear Wheel Drive 2 Door Equipped With Borla® Systems. Does NOT Fit Competitors Or Original Equipment (O.E.) Systems.
Million Mile Warranty
2015-2023 Ford Mustang GT/ GT Convertible 5.0L V8 Automatic/ Manual Transmission Rear Wheel Drive 2 Door Equipped With BORLA® Systems. Does NOT Fit Competitors Or Original Equipment (O.E.) Systems.

• Use w/PN140590 or 140591 For Quieter Sound
• 2.25 in. Into Muffler 2.25 in. Out
• T-304 Stainless Steel
• Touring Resonator
• 2.25 in. Inlet
• 2.5 in. Outlet
• Dual/Dual