ISR Performance

ISR Performance Mazda Miata NB Circuit Spec Exhaust - 1999-2005

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Current stock: 12

99-05 Mazda Miata NB ISR Performance Circuit Spec Exhaust 

Features a 2 piece design.

A front and mid pipe that mounts directly to the header and features an integrated muffler. This section of pipe is 2.5'' brushed stainless steel construction. The rear section will feature a polished stainless steel muffler with 4'' tip. The NB Miata exhausts also come with a secondary o2 bung and o2 bung extension for individuals using factory ECU who do not want to have a CEL.



this exhaust has not been tested on the turbo mazdaspeed model

** All ISR Performance Products are Designed for Off Road Use Only **

 Whats in the box:

1x  Resonated front pipe

1x Stainless steel muffler with 4'' tip

2x 2.5" Exhaust gaskets 

4x bolts

4x Nuts

**Legal only for use in competition vehicles which may never be registered, licensed, and/or used on public streets or highways; and also for use in other exempted vehicles.


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