Led Retrofit Pgj19-2 Led. Retrofit – a strong piece of HELLA technology - Modern halogen lamps provide a proper road illumination to many vehicles. However, as good as they may be, they cannot rival the stronger LED technology. Brighter, stronger, cooler: Up until now, the only way to enjoy bright, daylight-like light colour provided by LED’s was to use LED headlights. This is no longer the case! HELLA is proud to introduce a full portfolio of LED retrofit lamps. Car drivers equipped with halogen fog lights can easily upgrade to the advantages of LED technology. The broad product range gives a high coverage of vehicles. *By request/order.