Catalytic Converter for 1999 2000 Mazda Miata 1.8L California Grade CARB Compliant Direct Fit Catalytic Converter MagnaF blower motors 57" Length 6 Feet Max mr gasket 57" Length 6 Feet Max Vacuum 27 in Hg Max Working PSI 350 PSI Min Brand Interchange Part Number Mazda 1F02 20 500 Mazda 1F21 20 500 Mazda 1F22 20 500 Mazda 1F23 20 500 Mazda 1F0220500 Mazda 1F2120500 Mazda 1F2220500 Mazda 1F2320500 Mazda 1F02 20 500 Mazda 1F21 20 500 Mazda 1F22 20 500 Mazda 1F23 20 500 Mazda 1F0220500 Mazda 1F2120500 Mazda 1F2220500 Mazda 1F2320500 the MagnaFlow metrology department ensures this new part to fit and function like the original equipment Interchange: Brand Interchange Part Number Mazda BP4Y 20 55XH Mazda BP4Z 20 55XH Mazda BP6F 20 55XC Mazda BP7F 20 55X Mazda BP4Y2055XH Mazda BP4Z2055XH Mazda BP6F2055XC Mazda BP7F2055X Mazda BP4Y 20 55XH Mazda BP4Z 20 55XH Mazda BP6F 20 55XC Mazda BP7F 20 55X Mazda BP4Y2055XH Mazda BP4Z2055XH Mazda BP6F2055XC Mazda BP7F2055X