Competition Intercooler Hose kit for EVO3 BMW Z4 35i E89 N54/N55 Engine 2009+;Z4 35is E89 N54/N55 Engine 2010+. For BMW Z4 35is E89 N54 & N55 2010+. For BMW Z4 35i E89 N54 & N55 2009+. We use our award winning Competition Intercooler Core which is made specifically for this application.