JBA cat-back exhaust for 1999–2004 Ford Mustang Cobra IRS (4.6L 4V) upgrades flow and tone with mandrel-bent 409 stainless steel tubing and tuned high-flow mufflers to deliver improved sound and efficiency. Systems are voiced to enhance exhaust note without producing excessive cabin noise, maintaining drivability and comfort. Dual rear exit polished tips, factory-style hangers and quality hardware are included for direct-fit installation on supported Cobra models.
JBA 99-04 Ford Mustang Cobra IRS 4.6L 4V 409SS Dual Rear Exit Cat-Back Exhaust