Search:

Have you tried others to see if they are more efficient?

Interesting, in that case I think il be avoiding NPD in the future where possible. I'm guessing the additives are only good for the engine, so might aswell use the most efficient fuel.

I did...

I've been travelling around nz the last week. I noticed everytime I filled up with NPD diesel (3 times) my fuel usage was alot higher then other diesels. Driving was very similar (open road) also...