fuel filter heater | TruckersReport Trucking Forum wwwruckersreport››Trucks [ Eighteen Wheelers ]Nov 18, 2011Hi, i was wondering how would I go about keeping my fuel filter warm, when truck is off, since I have one of those see through fuel filter housings. I was on wolverine site and they have heater pads, but it only shows them on metal fuel filters someone knows solution pls post it. Thx[PDF] Heaters - Parker Truck Hydraulics Center 1 For on-highway trucks, assuming all tractor lights and blowers are on. Use of more accessories will require a higher rating. The 300RC Series Diesel Fuel Filter/Heater/Water Separators : are specifically designed to handle today’s tough cold weather and Biodiesel fuel system problems.