hello i have just finished building my engine and it is in the car running and driving

spec as follows:

farndon steel rods
wossoner forged pistons
lightened and ballanced crank
arp bolt kit
high pressure oil pump
piper 285t2 cam
stage 2 hybrid t3 turbo
full scorpion stainless exhaust
front mount on the way

now what i need to know is what sort of injectors can i use apart from the normal beige that people use
iam after about 260 bhp mark
the car will be getting live mapped at nms