First off i have a 5.5 b7 looking on here to see if anyone knows any info to help me. I have 125k. and am looking just for any maintenance tips from anyone. I have the t belt done . new valve cover, umm test pipe. all the bascis. The only thing i havent changed since 50k was the plugs any recomemds?..........I also went with 18' rims on my car.. put 2 new tires on the front now them hum really bad. i guess i shoulda changed all 4 ona awd?........... so anything tips would be cool. i also have a set of american racing wheels 18" casino. chrome. i had them for about a year./ i paid 1000........ i only want . 250-300 ask me if interested.