O, my fault its for my homie out in Arizona, i got a guy here that is sellin the turbo for a steal and i didn't know if it would fit or not and its for an sr20 motor. Thats all i know. My setup is a Built sohc T3/t4 turbo with 283 to the wheels. I just got here to Ga, and i heard bout the site. So im checking it out. From germany to cali now in Ga.