5in OD to 4in.ID. Adapter AL - UA2004 modern-day-muffler 155 GPH electric fuel pump 2-bbl-carbs 55444-GYB Steel Body 25gpm NITRO

5in OD to 4in.ID. Adapter AL UA2004 modern day muffler 155 GPH electric fuel pump 2 bbl carbs 55444 GYB Steel Body 25gpm NITRO 155 GPH electric fuel pump Designed for street & drag race applications Supports up to 600 HP engines Constructed of lightweight steel and aluminum 14 PSI maximum pressure Features 3 8" NPT inlet and outlet ports Externally accessible pressure relief valve Draws 4 Amps or less at full load Recommend external bypass regulator (30 900 or 30 1900) for long duration use Recommend 30 803 for non bypass short duration use Assigned U extensive dyno testing has shown that #19590 also improves overall engine performance