ISR Performance 3 inch High Flow Cat - Nissan 240sx S13 and S14

ISR Performance high flow cat for S13 or S14 Nissan 240sx are custom made utilizing high flow 300 cell spun Metallic substrate to be less restrictive than stock, Letting you gain power while still converting harmful exhaust gasses, ISR Performance HFC bolt up to factory or aftermarket exhaust (as long as the aftermarket exhaust is built from OEM specs). ISR HFC adds a more aggressive Exhaust tone.

**For off road use only**