TTI Small Block Shorty Header Install

^^^^ Yes most factory tips are for 2 1/4'' pipes but you can buy for 2 1/2''.
Yes the TTI tail pipes hangers go in the same place as factory. Trim the turn down after testing how much needs to be cut off.
I always call and tell them exactly what my plans are that way there is no guessing on either side of the phone.Good people to work with.