Hi! Incase you don't know, my car is a '91 (E36 German Specs) 318i. Here are the before & after sounds of my engine. I hope you like what you hear just as i did. just to let you know, the max. rpm that I reached while recording this (incase you wanted to know) is 5.5K rpm. any questions comments... email: fkahhaleh@hotmail.com