for reception in the hole 92 provided in the reflector shell 90 for the vehicle lamp being replaced lamp bases are typically received in the hole and secured by a bayonet connection or the like the integrated lamp 10 has a physical structure compatible with the interior volume and focal characteristics of the reflector shell these aspects of the invention allow installation of the integrated lamp 10 in place of an existing vehicle lamp without physical modification to the vehicle integrating the warning signal function with the vehicle signal function s of the lamp being replaced on the same physical structure permits the light emitters for producing the warning and vehicle signals to be arranged at or close to the focus of the reflecting surface of the reflector shell with reference to fig1 and 4 a lamp support post 30 extends from a base 20 to provide an attachment point for a plurality of light emitting diodes 40 in the exemplary embodiment the support post 30 is square in section and extends outwardly through the focal point f of the reflector shell 90 the outside surfaces of the support post 30 are substantially planar rectangular surfaces the end of the support post 30 being a substantially planar square surface in the context of the present invention it is desirable that the support post 30 be constructed from heat transmissive material to function as a heat sink for the light emitting diodes 40 attached thereto the leds 40 are high output leds of the type manufactured by lumileds u00ae of san jose calif under the luxeon u00ae brand luxeon u00ae leds come in a.