where no electric heater is required the design shown in fig6 may be utilized and the electric heater omitted alternatively the custom member design may omit the electric heater and the electrical connector 84 and electric posts 86 and 88 the custom member 18 and the end cap 50 are molded from an elastomeric material for example valox dr 48 u2122 ultradur b 4300 g4 u2122 or rtp 1103 u2122 that requires no additional machining or treatment prior to use use of such material eliminates the need for machining and treating jigs and fixtures and production line changeovers heretofore required to properly finish said parts the generic member 20 which may be cast from metal comprises a coupling plate 36 having an aperture 48 for receiving the first and the second conduits 24 and 26 and the locating ring 30 an integral projecting bracket 42 for anchoring the filter base 12 to the engine header projects transversely from the back of the generic member 20 the bracket 42 contains one or more slots 46 to facilitate mounting the base to the header or other appropriate structure of an internal combustion engine the disposable filter cartridge 14 comprises a can like container 70 which is formed by a pair of lower and upper cup like metal sections 72 and 74 which are joined along a circumferential roll seam 80 the truncated upper section 72 is a molded member which includes a central axial opening an upper sealing grommet 76 mounted at the opening diametrally seals against the outer.