A good source for Mobil ATF 3309 in the Washington, D.C. area is Chesapeake Petroleum with warehouses in Gaithersburg and Upper Marlboro in Maryland. A case is is $51.12 including tax. Their phone is 301-948-3150. I don't know if they will ship, and if you pick it up it's cash or check only.

After reading this post I ordered the Eurorail kit for my 2006 V70 from Red Bank Volvo ($308 at the time) through e-bay and installed the rails.

It was very easy. As the man said, just measure carefully before cutting.
The OEM kit includes extra clips which hold the trim strip down and very good ...