As was pointed out recently, this FRAM thingy protrudes downward and could get struck/damaged in any low clearance situation. The SD2 model will likely fit. i considered this, but in the end went with a metric drain plug from Canadian Tire...
Here's the thread...

http://gerry.vanagon.com/cgi-bin/wa.exe?A2=ind0305A&L=vanagon&P=R21621

Tom

>I'm getting ready to make my first oil change on the '87 Westy. The PO
>(lived in southern Oklahoma) has ALWAYS used Valvoline 20W50, and from
>reading various posts, this appears to have been good.
>
>I don't know about which oil filter the PO used in the past, but I plan on
>getting the Mann or Mahle filter as suggested by advisors from this list.
>
>I'm not really familiar with the "crush" washer that goes around the drain
>plug, and don't know if those need to be ordered separately from online
>shops or not (vanagain.com/busdepot, etc.) but this product at my FLAPS
>caught my eye and I wondered if it would be worth the $13 investment to make
>changing the oil easier (even if it is from FRAM) as there would be no fear
>of over-torquing the plug or stripping the threads everytime. [What size is
>the drain plug?]
>
>Interested in opinions.
>
>-----clip------
>http://www.fram.com/ under "PRODUCT Accessories," scroll to the bottom...
>
>>>FRAM� SureDRAINT Fast Access Oil Change System
>The easier way to change your oil. Now you can drain your oil with no tools,
>no mess and no hot oil on your hands with the revolutionary new SureDRAIN
>Fast Access Oil Change System brought to you by the trusted name in
>filters..FRAM.
>
>Now you can have instant access to your oil with just a turn of the wrist!
>
> Proprietary SureDRAIN Valve - this unique, heavy duty Actuator Valve is
>precision engineered to permanently replace your existing oil drain plug and
>allow instant oil access and draining.
>
>Twist on Drain Hose - Designed for fast, easy, twist on operation, the heavy
>duty FRAM drain hose starts the flow of oil directly into your receptacle
>with the turn of your wrist.
>
> Added Protection Dust Cover - To keep the SureDRAIN valve free from road
>dirt and safe from undercarriage debris, the ultra-rugged SureDRAIN dust
>cover locks firmly into place until the next oil change. Like all SureDRAIN
>parts, this dust cover has been tested against leaks, corrosion, vibration
>and road damage.
>
>---