if you want to get the 300bhp mark you will need to get rid of the ac bud takes up a fair amount of room. Toyo one works fine i run one and my mate has one on his fully forged ep82 pushing 298bhp don't have a crash bar though
Air gun job mate is its stock shocks I'd be putting spring clamps on there as they can be nasty if not compressed or I'd have cracked it off before you took it off the car