There are probably rules they have to comply to and they may be more lax on the V8. Or boost on 6 cylinders may be limited to 8psi or something.
There are probably rules they have to comply to and they may be more lax on the V8. Or boost on 6 cylinders may be limited to 8psi or something.
1997 M3/4/5
2004 X4 4.4i
1987 325iS 24V 6speed