I have a new in box OEM Subaru battery warmer for sale. Will fit 02+ Imprezas (2.5RS/TS, WRX, STI) and probably other models as well.

$30US shipped to the lower 48/Canada.

http://www.subarupartsmall.com/images/battery_warmer.jpg

thats a bit much - i can get one at subarugenuineparts.com & 1stsubaruparts.com for less that $24 & with shipping it's still cheaper than $35

Ok..price drop.