Preorder date - Nov 30th 2026
Available on backorder. Ships from ISR Performance in 2-4 weeks
The ISR Performance race exhaust for the 2016 and up Mazda ND Miata is a straight through, mufflerless system built to be the lightest possible exhaust for a track driven ND. The mid pipe is a two piece design in 2.5 inch stainless steel, flowing into a rear muffler delete section that steps from 2.75 to 3 inches. There is no muffler, no resonator and no packing to burn out, just stainless pipe from the front flange to the tip.
Shedding the factory muffler takes a significant amount of weight off the rear of the car and opens up the exhaust note considerably. This is a loud, race oriented setup and is intended for track use rather than quiet street driving. ISR has a video showing how the exhaust looks and sounds installed on an ND.
2016 and newer Mazda MX-5 Miata ND. This exhaust has not been tested on the ND Club models and may interfere with the Club bumper cover.
Swap out the stock unit from the mid pipe back, use the supplied gasket at the front flange and the V-band clamp between sections, and check for clearance to the rear bumper before final tightening.
All ISR Performance products are designed for off-road use only.
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