Are Power Service diesel additives effective in biodiesel for winter operability?
Yes, Diesel Fuel Supplement +Cetane Boost effectively treats biodiesel blends and the directions can be found on the container label. Keep in mind that biodiesel can have winter operability problems at temperatures higher than standard petroleum diesel. Refer to your owner’s manual for the biodiesel specifications recommended for your vehicle. Having Diesel 911 on hand for winter emergency use is always a good idea.