I will take the IAC and stock air box.. How about 50 Shipped?03/04 Cobra IAC - Idle Air Control $20
(2) stock rear O2 sensors, worked great when pulled, put in new ones with new motor - $20
03/04 Cobra valvesprings (32) - $25
Stock 03/04 airbox with K & N filter - $30
Let me know if you need em.