Complete your highflow exhaust system with this midpipe...this is the best BOLT IN midpipe available for second generation Miatas and includes a highflow converter and built in resonator! Full 2.5 inches from tip to tip in all stainless steel. **FEDERAL VERSION**, NOT CARB, NOT FOR SALE TO California residents. To prevent engine codes this midpipe has O2 connection for factory O2 sensor AFTER the converter, Not for use with Racing Beat's lower rear chassis brace. Does NOT fit Mazdaspeed.