
The ISC N1 coilover kit is a track/race suspension solution for 2000–2005 BMW 3‑series models including 320, 323, 325, 328 and 330. Presented as a performance‑oriented coilover option, the N1 kit targets drivers seeking a race‑focused setup for these specific model years. The listing identifies it for track and race use on compatible E46 chassis applications without implying unrelated fitment.
ISC Suspension 00-05 BMW 320/323/325/328/330 N1 Coilovers - Track/Race