Direct-fit Catalytic Converter for BMW 323i
This replacement Catalytic Converter (CBM90646H) suits the BMW 323i 2000 with the 2.5 engine (engine code M52).
It’s specified to match the OE dimensions and emissions level (2), so it’s a good choice where the original catalyst has failed or is below efficiency.
Note: Always confirm by reg number if you’re unsure — use the button above.
Product details
Cross references / OE numbers
18301436829 / 18301709160
FAQs
Will this catalyst fit my BMW 323i?
Check the year (2000), engine code (M52) and emissions level (2). If any of these differ from your vehicle, confirm first.
Can you confirm by reg?
Yes — click “Start with a REG Number” and we’ll match it before you order.