- Secondary Air Pump
- Secondary air pump for the emission control system
- Feeds fresh air into the exhaust during cold start to speed up afterburning
- Autoteam "L1321" - Not available
BMW - 3 (E46, WB)
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Autoteam L1321 - Secondary Air Pump BMW - 3 (E46, WB)
- VOLVO
- FMX II
- 540
- Engine
- Exhaust Emission Control
- Lambda Control