before or after

Plenty of people on here have got a remap on the Diesel FR, just wondering how many people noticed a difference to their MPG before and after the map? Currently i'm getting around 370 miles on average to a full tank before it needs refueling. Thats with a good mix of granny driving, town...

Ok i have just got a coolingmist water injection kit which i am going to fit soon. where is the best place to put the injector before or after the intercooler i would like to have it as far away from the engine as possible but will it do any harm going through the intercooler. Also where...