Bilstein B12 (Pro-Kit)-Suspension Kit (46-181169) 15320 You'll be ready for more

You'll be ready for more weight and almost any situation

and aggressive sound

The system uses an adjustable boost switch to inject a fixed amount of water-methanol when boost exceeds the set point

Air Springs/Hardware

Increases octane rating by up to 25 points for safer boost and timing gains

Bilstein B12 (Pro-Kit)-Suspension Kit (46-181169) 15320 You'll be ready for moreBilstein B12 (Pro Kit) suspension kits are a complete set of B8 Performance Plus dampers paired with Eibach (Pro Kit) springs that provide moderate lowering between 24 40mm (depending on application). These kits offer dampers and springs that are tuned for each specific application to provide the best fixed height lowering solution. Bilstein B12 (Pro Kit) suspension kits provide the perfect combination of suspension dynamics, quality and aesthetics.