There's a thread around here somewhere with a list of sites that are auto accessory/parts related . . . DVS started it . . .

I can't find it though

Here are a few more:

Driver F/X (https://www.driverfx.com)
Generation Performance (http://www.teamgpi.com)
JGY Customs (http://www.jgycustoms.com)

Here you go i_rebel.

Performance parts websites (http://www.automotiveforums.com/vbulletin/showthread.php?threadid=2658)