Originally Posted by
Smartdj.
all there do is what any of use would do....whts the point of paying for somthing if u can do it your self..
If he does it himslef it will be overfuelling like mad for the rest of it's life, may as well have it setup so the AFR is correct and may pick up any other little probs at the same time!
IMO MFI RS's need a setup once a year just to keep things tight, it's £100 well spent.