Bilstein B4 OE Replacement 15 17 Porsche Cayenne w PASM Front Air Suspension Spring , , , , , ,. Bilstein B4 OE Replacement (DampTronic) dampers are direct OE replacements for the electronically adjustable dampers found on many European brand vehicles. Bilstein B4 OE Replacement (DampTronic) dampers are specifically engineered to be the best choice for maintaining the original ride quality of your vehicle, while meeting or exceeding OE standards. Bilstein B4 OE Replacement (DampTronic) dampers are the ideal choice for the driver looking to restore the original performance and handling of their vehicle, with the added benefit of world famous Bilstein quality. This Part Fits: Year Make Model Submodel 2017 2019 Porsche Macan Base 2018 Porsche Macan GTS 2015 2019 Porsche Macan S 2015 2018 Porsche Macan Turbo