We've always loved the crisp deep sound that Borla has produced in the past on the NA Miata, the added displacement has only increased what our ears fell in love with. The Borla Cat-Back exhausts feature patented, straight-through and multi-core technology to unleash hidden horsepower. Increased exhaust velocity adds power, driving excitement, fuel economy and the distinctive BORLA Sound of Power respected by motoring enthusiasts everywhere. Each system is built from premium austenitic stainless steel, superior to T-400 series knockoffs, to give you the absolute best in performance and durability. Ultra-smooth mandrel bends ensure maximum flow and power, and precision computer-controlled CNC manufacturing ensures an accurate fit. Best of all, BORLA 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.

Specifications:

Piping: 2.50in-2.25in
Tip Size: 3.19in x 6.00in
Tip #: 35
Tip Exit: Split Rear
Tip Style: Single/Round/Rolled/Angle-Cut

FAQ

Will I need a tune with this exhaust?
Not required — a cat-back or axle-back alone doesn't change anything the ECU needs to compensate for. But combined with an intake and header, a tune is what unlocks the package: VersaTuner N1 Tune for the NC MX-5.