MIC28

first of all hi and happy new year, im mike and have just done the right thing and purchased a lexus is200 which im loving but have a couple of problems with and locating parts its a tad difficult,i was wondering if anyone knows any good sites to look on??its manily for the o/s/f suspension parts and a stereo,ive had the curse of 'err'.hope theres someone out there who can help,cheers mike