I'm going with this McMaster-Carr item, there is at least two places for an install; in front of the tranny cooler and in front of the raw water pump. Probably a spot down at the hull as well, I'm traveling and can't look at my newly purchased '08 Boomer right now.
8753T36
Strainer Washer PVC, Cone-Shaped Screen, 1.250" OD
$17.30 per Pack
This product is sold in Packs of 25