Quote:
Originally Posted by Imran@Evolve
I tested a Bastuck box on a 335d - it added about 8 BHP and 8 Ft/lbs torque IIRC.
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9 bhp and 10 lbs/ft I think!
I wouldn't reccomend the quad, but if the oem look one does the same for power then great. Can confirm no sound change inside, reportedly slightly better outside...
Matt