aftermarket seats:Sparco Torino 2 seats: $500. each
Sparco Seat Base: $89.00 each
Sparco Seat Rails: $70.00 each
Installation: I guess medium (I paid for it)
Time: about 2-2.5 hours
Positives: lighter weight, better feel in turns, looks cool (IMO)
Negatives: Lose power, heating, airbags unless you figure out how to reset it which you can find in this forum but I am still having trouble with it myself