Bilstein B1 (iRC) Active Suspension Control Module for 2014 BMW 428i 2003 Bilstein B12 (Pro-Kit) Suspension Kit

Bilstein B12 (Pro-Kit) Suspension Kit for the 2003-2005 Audi A4 include a complete set of Bilstein Performance Dampers paired with Eibach (Pro-Kit) springs that provide moderate lowering between 24-40mm (depending on application)

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Bilstein B1 (iRC) Active Suspension Control Module for 2014 BMW 428i 2003 Bilstein B12 (Pro-Kit) Suspension KitBilstein B1 (iRC) Active Suspension Control Module for the 2014 BMW 428i converts Bilstein B16 (ridecontrol) Suspension Kit to a smart phone adjustable suspension system. This module works together with a smartphone app to allow the user to fine tune the parameters which controls the switching from Comfort to Sport on the electronic Dampers. An accelerometer built into the module provides the app with a graph of the g forces while driving. This graph