Blau MGR2001-A Audi Allroad Air Suspension Conversion Kit - w/ 6 Cylinder 2.7L Engine (Allroad Shock Absorber Coil Spring Kit) Our BLAU kit includes everything required to convert your Audi Allroad air suspension to a reliable coil spring suspension. Includes our limited life time warranty! Engineered by enthusiasts with over 27 years of German automotive experience! Developed with precise and extensive product development, analysis, street, off road, and race track testing. Comfortable ride quality with a hint of sport.