as you may or may not know rockford fosgate bought out mb quartz a while back and now somebody bought it from them and know rockford fosgate is having big finacial problems. well that is what i was told from a autorize rockford fosgate store owner... and also i found out my system only has that problem with burned cd's with the real onss it works fine.. i did not know it made a difference but anyway thinks for your help.. also do u know of any web site that lets u put rims on your ride for free and with out using a credit card i am interested on buying 22" for my jeep and find out if i can lower it if i have 4 inches of tread on the 22" (26" of rim and tire total) i have 6 inch up front and 8 inch in the rear before it hit my wheel upper fender. u think i can lower it maybe 4 in rear 3 in front. or even 5 in rear 4 up front. if they sell a lower kit of that drop. what u think