Who needs an oil change?
Valvoline has a $7 rebate for it's NextGen 50% recycled motor oil.
I just got a 5 quart for $15.47 at the local Walmart.
After the rebate it'll be $8.47.
Here is the LINK: http://classic.valvoline.com/qrz591dpoyu/step1.asp?rc=74C10EC21