Haltech do make PnP for 1jz or 2jz....
This is this list of cars that they make PnP for..
E6X Patch Loom - Mitsubishi EVO 1,2,3.
E6X Patch Loom - Holden Commodore VL
E8 Patch Loom - Mitsubishi EVO 1,2,3, 4,5,6.
E8 Patch Loom - Mazda RX7 FC3S-S5
E8 Patch Loom - Nissan N14 GTiR
E8...