trade my truck!?

i have a 1990 chevy reg cab with a 5.7 350. all power, automatic trans, factory buckets, flowmaster muffler with turn downs, k&n filter, black wheels, 5/7 drop, perfect alignment and smog. and i'm looking for someone with a 4x2 2 door tahoe that would want to trade. straight up!
i just found out my wife is pregnant and that will make four! so i need more seats! any help?