ORING-T04E-BACKPLATE, Goes between Backplate and Comp Housing, T04E Frame GT/GTX
O-ring (Seal), goes between Backplate and Comp Housing, T04E Frame GT/GTX. Standard on GT3076R, GT3071R, GTX3071R, GTX3076R, and GTX3576R. Commonly referred to as the "orange" compressor housing o-ring. Also used when any GT28 through GTX35R size turbo uses the "T04E" frame size compressor housing and backplate adapter. The T04E frame compressor housing is the stock type used on the GT3076R/GTX3076R with 4" inlet with anti-surge and 2" outlet.
UPDATE & IMPROVED VERSION
Black color o-ring (seal). A genuine Garrett component.