id prefer chatter to a dumpvalve mate;) remove ur dumpvalve or u can remove ur efi pipie for utimate chatters was told this by the lads on uksc very helpfull...plus sounds great;)or mesh the turbo;)
remove ur dumpvalve or u can remove ur efi pipie for utimate chatters was told this by the lads on uksc very helpfull...plus sounds great