By installing Nissan S14 rear subframe to your Nissan Skyline you can install the Wisefab Nissan S14 Rear Suspension kit

This kit assumes coilovers to adjust ride height and use spring around the shock not on rear link

Add some reference signal manipulation

Perfect fit under OE E46 fender with 18x8

Wisefab has revised all the kinematics and built a complite new knuckle for the RX8

JR Wheels JR38 21x11 ET11-55 5H BLANK Matt Black CB: 74,1 JR34 By installing Nissan S14 rearPCD: 5x108, 5x110, 5x112, 5x114. 3, 5x115, 5x118, 5x120, 5x127, 5x130 ET: 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55