Originally Posted by idnan
I wouldn't bother, what are the chances of getting traction in this weather anyway? Whilst your timing will be fine with good petrol and low intake temps, your EGTs will probably be high due to the cats still being present in the downpipes.
Yeah fair point just curious as don't know an awful lot about the jb4 read a number of threads on here which have been posted in last 6 months.
Noticed you are pretty much fully modified with bolt ons. Epic!.
So map 1 it is then.
Or map 5? Or will that not make a difference on a stock cat