ISR Performance Mazda Miata NB Circuit Spec Exhaust-(1999-2005)
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.
Whats in the box:
1x Resonated front pipe
1x Stainless steel muffler with 4” tip
2x 2.5? Exhuast gaskets
this exhaust has not been tested on the turbo mazdaspeed model
** All ISR Performance Products are Designed for Off Road Use Only **