Adapter Kit allows BORLA(r) Cat-Back(tm) systems 140837, 140837BC, and 140837CF to be used on '21-'22 Mustang Mach-1 vehicles. Adapter Kit includes 2) 2.25" ilnet x 2.75" outlet x 5" long adapters and 4) clamps. Each Adapter Kit is built from premium, high-quality T-304 austenitic stainless steel, superior to T-400 series knockoffs (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(r) stands behind every system with a Million-Mile Warranty. Just what you'd expect from the world's most experienced (and most winning) exhaust brand.

Adapter Kit 2021-2022 Ford Mustang Mach-1 5.0L V8 Automatic Transmission/ Manual Transmission Rear Wheel Drive 2 Door. Adapter Kit Needed To Use 140837 & 140837BC On Mach 1 Applications.

2021-2022 Ford Mustang Mach-1 5.0L V8 Automatic Transmission/ Manual Transmission Rear Wheel Drive 2 Door. Adapter Kit Needed To Use 140837 & 140837BC On Mach-1 Applications.

Borla 21-22 MUSTANG MACH 1 5.0L V8 AT/MT RWD 2DR CONNECTING PIPES

Exhaust Pipe Installation Kit

Connection Pipes -Adapter Kit

Borla(r) Adapter Kit

Cat-Back(tm) System