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ISR Exhaust Mazda Miata NB (99-05) Circuit Spec Titanium
ISR Exhaust Mazda Miata NB (99-05) Circuit Spec Titanium
ISR Exhaust Mazda Miata NB (99-05) Circuit Spec Titanium
ISR Exhaust Mazda Miata NB (99-05) Circuit Spec Titanium
ISR Exhaust Mazda Miata NB (99-05) Circuit Spec Titanium

ISR Exhaust Mazda Miata NB (99-05) Circuit Spec Titanium

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The all new Titanium Circuit Spec features the same great styling of the standard Circuit Spec exhaust, but is fully constructed out of Titanium, resulting in a super light weight and unique sounding exhaust! This exhaust features a 3 piece design. The front and mid section are made using 2.5" Titanium with a slip fit joint, and the rear section utilizes a titanium muffler with 4" tip.

Fitment Information

  • Mazda Miata NB (1999, 2000, 2001, 2002, 2003, 2004, 2005)

Emissions Compliance

This is a catback exhaust and does not alter, replace, or modify any emissions equipment.  o2 sensor is not relocated on this exhaust.

Specs & Features

  • Direct bolt on
  • 2.5" Exhaust with 4" Tip
  • Includes an o2 sensor bung in the factory location

ISR Performance Exhaust systems are made to perform.  Each exhaust is built to provide the best sound, best performance and give your car a clean, modified look.

ISR Exhausts are designed to be a direct bolt on and require no modifications to install.  

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          • Exhaust

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