The tube cooler is plumbed in line with the radiator cool side hose, no need for bulky ductwork or fans. I can fab a bracket that mounts the cooler parallel to the front swaybar.
I've got 2 of the TOC-200, and 1 of the TOC-150. They appear to be out of production, the only hit that Google returns is a price list from Baker Precision, they charged $343 for the 200 and $331 for the 150.
http://bakerprecision.com/setrab1.htm
I'll let them go for
The optional M22 to -12AN adapters (I've got 8 of them) are $9ea - other sizes are available from Improved Racing.
Here's a typical(?!) install of the larger TOC300 cooler, the 150 and the 200 are the same diameter but shorter -