B Series Fuel System AEM Rail & AEM Style Regulator for Honda Acura B16 B18 B20. Black Regulator: “AEM” Style. BLACK FUEL PRESSURE GAUGE. SKUNK2/ GRAMS BLACK GAUGE OR. MARSHALL BLACK GAUGE (depends on availability at the time) Genuine AEM B Series Fuel Rail (25-100BK) “AEM” style fuel pressure regulator (similar to 25-300BK) Adapter fittings for stock fuel line or -6AN line INTAKE MANIFOLD IS NOT INCLUDED. Fits: 92-00 Honda Civic (with B Series Swap) 94-01 Acura Integra (all with B series) Description: For sale is a complete B Series Honda / Acura fuel system. This system features an AEM high volume fuel rail, “AEM” style fuel pressure regulator, and a fuel pressure gauge. The kit includes adapter fittings for a stock fuel line as well as a -6AN fuel line. This system allows you to replace the fuel rail and regulator for a clean custom look while adding adjust-ability and functionality. Brand New in a box.