I buffed it by hand.
Just checked out the Eastwood site. Awsome. I think this is the kit I need:
http://www.eastwood.com/pro-glass-polishing-kit.html
Just purchased ^ kit. $49.99 to the door. See if this does the trick. My car has the orignal windscreen and I'd prefer to keep it original.
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'07 335i Sedan, base pkg, 6spd Manual, Procede 3 V5 w/NLS, Macht Schnell Downpipes, 18" Staggered 313's w/Conti DWS's, OS Giken TCD LSD, VAC Street Diff Cover, Dinan Oil Cooler, Dinan Intercooler, Akebono Euro Pads, CDV Removed, Black BMW Grilles, Interior & Exterior white LED lighting, LUX Angel Eyes, Debadged, Blend V1 mount, Llumar ATR Tint.