[NativeTexan]

I just used my last 6 quart pack that I bought last year at this time. I looked and Costco has Mobil 1 6 Quart box again for $26.99 online. Some stores do have it cheaper in the store.

http://www.costco.com/motor-oil.html

 

[judsonlimited]

Costco FTW!!

 

[Idryfly5]

Costco FTW!!

^ This. I always stock up when their oil is on sale.

 

[Rudy35]

The deal in my area right now is NAPA synthetic for 2.99 a quart, made by Valvoline.