ISR Performance Circuit Spec Exhaust 2006-2013 Miata NC

ISR Performance Circuit Spec Exhaust - Miata NC (06-13) Manual Transmission   The ISR Performance NC Miata exhaust features a 3 piece 2.5'' brushed stainless steel piping and flanges, and a polished stainless steel muffler with 4'' tip.Includes all gaskets and hardware  What’s in the box: 1x Front pipe with donut flange 1x Resonated mid pipe 1x Muffler section with 4” tip 1x Donut exhaust gasket 2x 2 bolt 2.5" exhaust gasket 2x Springs 6x Bolts 6x Nuts ***IMPORTANT*** This exhaust does not have an o2 bung, if your NC is fitted with an o2 sensors in the exhaust down stream of the header you will need to have a fitting welded to the exhaust. Manual transmission only.