gillyz20let

what power/tourqe will this set up make approx on a my05 uk sti

prodrive 1st cat
2.75" milltek from 1st cat
k&n panel filter
3port boost solinoid
ported/wrapped oe manifold
up-pipe????
walbro fuel pump
powerstation remap

any other bolt-ons worth adding?

dan83590

Depends what the mapper does with it.

scooby-tc

iTrader: (2)

put it on the rollers and find out

Arch

iTrader: (59)

why change your up pipe there is no cat in it

gillyz20let

this is the list of mods i will be fitting before my car is mapped and was just wondering what sort of figures i should expect.

im not sure on up-pipes, i know there is no cat in there but dont know if the stock one is restrictive or not.