when i floor it and the car gets on boost it makes a gravel like noise anybody know what it is?its on and off between 5 and 7500 rpm email me please .graham2004@fsmail.net

It's brand ew - go to the dealer and pose your question.

i have a b4 and i changed all engine internals last week and put twin hks turbos with two hks bovs.hks supergate external waste gate. its being run off 99ron with 2.2bar boost.i also was .well i think i am the first person to put four hks hiper titanium exhausts.

this car is for sale.
current rolling road results
429,1 bhp at wheels not at flywheel!
reply if you wanna any info on car.