Turbo Manifold Head Flange w/ Transition Ports for Honda K20 K24 K-Series engine. - Fabricate your own Turbo manifold / header. - 0.5 inch thickness helps prevent warpage. - Cylinder head ports transitions to 1.5" schedule 10 and 40 pipe for smoother flow. - CNC machined from 1018 steel. ---------------------------------------------------- -IF YOU HAVE ANY ISSUES REGARDING AN ORDER, PLEASE MESSAGE ME BEFORE OPENING A CASE. -I answer my emails MONDAY through FRIDAY. On weekdays, please allow up to 24 hours for an email response. -I take photos of the exact item that you will get unless I state otherwise