hi again let me explain my car does not hav an oxygen sensor and here in pakistan there is no mechenic for bmw as i told you that car is giving me rich feul and you sugest me that i must put an oxygen sensor thats is ok i'll do that as soon as i get my sensor i just wana find out that i installed the turbo that is IHI RHB52 and light flywheel now i m thinking to install GoTech Pro X ECU that is afetr market product there is the website
www.gotech.co.za so if you can cheke that and let me know will it support my engine or not and it will help my car to get better and faster or not or if you can sugest me what else can i do with my ride to get better i'll wait for your reply thanx