I've booked in with nass at gad north for next sat ( 29th) .
I have a 58 220 cdi (167 bhp model , and he said it goes up to 197 , torque goes from 399 mm to 459 nm ,so worthwhile gains ,
I'm getting the car terra cleaned at same time as its done 115000 MLs and he recommends it being done , so...