Himni Racing divorced/divided turbo exist downpipe discharge exhaust flange for stock turbo & aftermarket bolt on upgrade turbos such as the Garrett & FP green, red & black. 3" bore for downpipe tube & 1.75" wastegate dump tube ports. Full 1/2" thick will not warp or crack. Machined to perfection to be the highest quality available on the market today. Made in the USA using only USA produced material.