BMW Z4 Roadster Twin Turbo with SMG3 transmission

Taz x said:
thta sounds rough to me?????????

I would imagine that its because of the state of tune on the engine, I have a friend with an 800bhp Supra and it sounds like a bag of nails at idle.

He told me it was something to do with the compression ratio's however despite having a very nice car he is a bit like Jay from the Inbetweeners so may be talking s**t.
 
Could of started out with a car that wasn't in an old mans colour.... Merlot red :poke:
The mods must be worth several times the cars cost.
 
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