12000 - tax = approx 10,000
10,000 - labor cost = approx 5-6,000$
on a brand new 50,000 car, i imagine 5,000 in parts isnt that hard to mess up?
i dont know, this is killing me. I just dont want to be screwed when it comes time to sell the car in 4-5 years, thats my biggest concern i guess