right now im running 2.85 pulley. dtlt headers. 76mm throttle body. urd fuel pump upgrade. i want to go 2.7 pulley and i no with just the fpr mod ill be safe for air fuel. i no i should run ucon with a 7th injector. but just wondering everyone's set up thats running a 2.7 pulley or a 2.55. i would love to go 2.55 pulley. anyone think its possible with fpr mod and a maf cal?