ISR High Flow Cat 300 Cell Metallic Catalytic Converter for Nissan 240sx, Silvia S13 S14 S15 - Off-Road Competition Use Only Racing Apparel 1993-2007 Subaru Impreza WRX STI

1993-2007 Subaru Impreza WRX STI GC GD GG models only

Contact ModSupply customer service with photos of fitment issues before disassembly

Each side mounts to its respective frame rail and supports that half of the bumper assembly

Upgraded 3

ISR High Flow Cat 300 Cell Metallic Catalytic Converter for Nissan 240sx, Silvia S13 S14 S15 - Off-Road Competition Use Only Racing Apparel 1993-2007 Subaru Impreza WRX STIISR Performance High Flow Cat Nissan 240sx ISR Performance high flow cats 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** Legal only