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Power Service is acceptable additive. It is readily available at most truck stops and stores. It is not as good as Opti-Lube as shown in independent tests but it is more available. A lot of truckers wouldn't use anything else.

Injection pumps went down in every industry because of the lack of lubrication in ULSD. Yet oil companies and fuel suppliers would swear their diesel was safe to use. Several companies would not warranty injection systems on new machinery if a quality diesel additive was not used for lubrication...

What you have to watch out for is not let biodiesel set too long in your tank without running on a regular basis. If it sets too long it will draw moisture and cause corrosion. I ask an authorized diesel shop what they thought of biodiesel after it came out and was shown an injector pump that...