Jim Lange wrote:
> 
> Would any of the following changes to my BMW M3 coupe be legal in stock?
Nope....
> 
> 1. Underbody X-brace            (stock part for M3 convertible)
That'll put you in Street Prepared.
> 2. Short shifter                (stock Z3 shifter)
Street Prepared again.
> 3. Two-piece rotors             (stock on European M3)
Ooops, that'll bounce you to Mod.
> 4. Revised cool air ducting for brakes
If you're careful what you do here, you can do this in Street Prepared.
Or, I think you can do all those in the Street Touring category;
unfortunately, your car's engine is about half a liter too large
for that category (which is limited to 3.1L).
Brian
98 M3/4 CSP
 
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