BILSTEIN has a legendary reputation for providing original equipment components to many of the world’s finest vehicle manufacturers. The BILSTEIN B4 Series provides the same OEM quality and ride stability for the aftermarket. BILSTEIN uses both monotube and twin-tube technology to give the best in OE replacement driving comfort at a great economical price.

Product Benefits:

• Constant damping characteristics under any load
• Consistent performance and handling give the vehicle a new car feel every time
• Proven BILSTEIN gas pressure technology
• High OEM quality standards

BILSTEIN B4 Air Suspension Modules

BILSTEIN engineers worked closely with Mercedes-Benz to develop a top-of-the-class suspension for their top-of-the-line models and the results are the air suspension system. The Mercedes-Benz S-Class (W220/C215) has this system to thank for its famed driving comfort and is also one of the world’s first series production vehicles to be equipped with active springs and dampers.

Product Benefits:

• High OEM quality standards
• Proven BILSTEIN gas pressure technology
• Responds to street and vehicle conditions in milliseconds for instant adaptivity
• Provides excellent comfort and perfect driving characteristics

Application:

• 2005-2005 AUDI A4 BASE L4 2.0 Sport Suspension
• 2006-2008 AUDI A4 BASE Sport Suspension
• 2007-2009 AUDI A4 CABRIOLET Sport Suspension
• 2005-2005 AUDI A4 QUATTRO AVANT L4 2.0 Sport Suspension
• 2005-2005 AUDI A4 QUATTRO AVANT V6 3.2 Sport Suspension
• 2005-2005 AUDI A4 QUATTRO BASE L4 2.0 Sport Suspension
• 2005-2005 AUDI A4 QUATTRO BASE V6 3.2 Sport Suspension
• 2006-2008 AUDI A4 QUATTRO AVANT Sport Suspension
• 2006-2008 AUDI A4 QUATTRO BASE Sport Suspension
• 2007-2009 AUDI A4 QUATTRO CABRIOLET Sport Suspension
• 2005-2008 AUDI S4 AVANT
• 2005-2008 AUDI S4 BASE