Originally Posted by bluetwo
Y8's are just not powerful engines. Sure you can see some nice little gains by slapping stuff on them, but those are type of gains you see on a dyno and don't really feel.
An intake and exhaust will free it up some, and it'll sound better, but I'm not sure a cam would be worth the time and money.
Also, welcome to HAN.
an aftermarket cam can make a big difference with tuning but turbo is the best hp/dollar ratio.