Hi guys im going to change engine oil every 4500 just for peace of mind i plan to keep the car for long so want to realy take care of it
whats the best engine oil
also im going to change gearbox oil so will need that
i was reading somthing the other day about an additive you can put in the gearbox oil to keep changes nice and slippy but cant remember what it was??
Also changing diff oil advise please?