hi, I've notice recently that my defender 300tdi seems a bit sluggish on pull off and up hills. some people have suggested putting diesel treatment in the diesel. what I want to know is, is it worth it and which ones are the best.
250ml of 2 stroke oil to a tank.
250ml of 2 stroke oil to a tank.
And what is that going to achieve???
bunged up filters and a clean system.