1 series (E82,E88)135i, 335i, 535i N543 SERIES E90,E925 SERIES E60AllBolt OnsChargepipeE90/E91/E92/E93 (2006-2013) AutoN54N54 Bolt Ons
In 1994, HKS introduced the first Sequential Blow-Off Valve featuring a unique, pull-type, sequential valve structure and a differential pressure control system. This advanced...