Bolt-On Turbo Upgrade CHRA Kit Mitsubishi 4G54 4G63T Starion TD05-18G +40% HP. Mamba Gtx 911 Turbo Chra With 25 Anti Surge Cover. Journal Bearing / KAMAK Performance Thrust Bearing Kit. If customers bought wrong parts, we accept the return within 2 weeks from the date of received package.