i recently bought a 98 jdm itr swap. all complete except for a throttle body. has a skunk 2 intake mani. i want to get a skunk 2 throttle body. theres 66mm and 70mm and prolly other sizes to. im not sure which one. not sure what size i should get. any ideas or suggestions?

 

You are supped to list the specs of the car. Is it stock? Then you don't need either unless you can tune it afterwards.

 

It's stock.

 

Get whatever one you want. Make sure it's port matched.