Currently putting in rb25det s2 engine in 32 skyline hcr32 I got rb20e loom is the rb20de loom same as the rb20det also got r33 loom but its been proper butchered I did notice rb20de loom didn't have the Ficd fast idle plug also Auxiliary Air Control valve plug
RB20DE loom is not the same as RB20DET in terms of engine loom. I believe the looms also differ for manual and auto vehicles.