went to cs rr day at AMD bicester mine was one of three willys and one hybrid my car produced 166.9bhp at the flywheel im still stuned at what my car produced it was the fastest mk1 n/a there well chuffed last time i had it rr it produced 156.5 but have added a ktec silenced decat since then and got rid of my gay viper and replaced with px element add these to the magnex sys and low milage engine and i have got some good gains it held the power all the way to the limiter if this was raised slightly it would of given more the power curve went straight up and did not level off at all