AEM Adjustable Fuel Pressure Regulator Rebuild Kit.
Includes: Diaphragm, Single Large Return Orifice & O-Ring

For:
25-300BK
25-301BK
25-303BK
24-304BK
AEM Adjustable Fuel Pressure Regulator Rebuild Kit.
Includes: Diaphragm, Single Large Return Orifice & O-Ring

For:
25-300BK
25-301BK
25-303BK
24-304BK