I'm not quite clear on your question about the back box, but that's just for quietening the exhaust, the main cat is much further towards the front of the car.
IS200 Turbo project now just about complete ! See my thread here and leave your comments. Now running standalone Syvecs ECU and no stock ECU !
I'm not quite clear on your question about the back box, but that's just for quietening the exhaust, the main cat is much further towards the front of the car.
IS200 Turbo project now just about complete ! See my thread here and leave your comments. Now running standalone Syvecs ECU and no stock ECU !