Cosco Scenera Car Seat on sale this week for just $35, down from $54.99.
It can rear face from 5-22 lbs, and front face from 22-40 lbs. Although there are not many reviews on Kmart's site...there are plenty of reviews on other sites that are very positive!!
The seat is available both in-store (Avoid shipping fees), and online. Shipping looks to be about $6.95. The sale at Kmart runs today thru next Saturday 2/13/2010.