Hope this helps, Suspension for your RB3:

Cusco Zero Wagon Coilover

Tein - Super Wagon, S Tech Springs

Tanabe - Sustec Pro 5 Coilover, Sustec NF Pro Kit coilover, Sustec NF 210 Springs, Sustec DF 210 Springs

HKS - Hipermax S Style, Hipermax C-Wagon+, Hipermax Smart

JIC Magic - Can't find any for RB3

Ohlins - Can't find any for RB3

GAB - E Style

RSR - Suspension listing