Since it's aluminum I would staRte with 80 or 120. Go to 220 and then to medium or fine crossbuffs
- 2001 Grand Prix XGT -- 11.21@124MPH - 2010 Chevy 2500HD LTZ -- Car hauler - 2011 BMW 328i Xdrive -- Wife's Daily - 2014 Ford F250 crew cab -- 6.2 liters of ford fail