i feel ya on that one, i need to start saving too but everything I make goes to my damn bills. I don't think you need to worry about a nicer car until marriage and kids come into play
j/k you'll probably be pimpin a FX45 or 2002 Q45 by then...but to get back on subject...
You can probably get those kits @
www.importfan.com www.wholesalehyperformance.com or
www.speedlab.com probably really expensive and a long wait.