Upgrading to 11.75” discs on the front?

For now im going to stay with my 1-1/32 master. Ok heres my options.

1. buy the complete stage 2 plus kit from doctor diff. $850

2. Upgrade to the larger piston calipers, braided hoses and buy the 11.75 caliper brackets along with wheel bearings and 11.75 rotors/pads. $450

3. Upgrade to the wilwood 4 piston calipers, braided hoses, wilwood caliper 11.75 brackets along with wheel bearings and 11.75 rotors/pads. $700

4. leave my current calipers (not sure if they are 2.75 pistons will have to check) upgrade to braided hoses, get the 11.75 caliper brackets along with wheel bearings and 11.75 rotors/pads. $380