the lightest/cheapest wheels are the enkei rpf1 300 price range. if you want to save an extra 1 lb on each wheels would be 600 to 700 price range. i got 18x8 and 18x9 1/2.i did lots of research on these matter.trust me enkei rpf 1 the lightest.
http://www.enkei.com
under 18lbs for front and under 19 lbs. for the rear.p.s.i got the fastest M on this forum 14.151 @100.05245 40 18, toyo t1rs275 35 18,k&n,dynomax ultra flo x muffler , cut out all the resonators.
Modified by saeedakobiakov at 2:21 PM 2/18/2009