2004-2006 BMW X3 Secondary Air Pump Filter / Hose / Sensor 11723420553
OEM Part #: 11-72-3-420-553 (11723420553)
This page covers one exact OEM part number. Every unit we stocked has sold.
We may be able to get another
Used OEM parts are one-of-a-kind. We sometimes get another when we dismantle a matching vehicle, but we can’t say when — browse what’s in stock now:
Other Secondary Air Pump / Secondary Air Pump Lines / Hoses that may fit your vehicle
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The OEM Secondary Air Pump Filter/Hose/Sensor assembly (OEM Part Number 7534722) is a crucial component for maintaining optimal emissions control and engine performance in specific BMW models, including the X3 from 2004 to 2006. This part is responsible for aiding the secondary air system, which injects fresh air into the exhaust stream, reducing harmful emissions during cold starts. Common issues such as wear, cracks, or malfunctioning components can disrupt this function, potentially leading to increased emissions and degrading engine efficiency. Installing this authentic factory-original part directly sourced from salvage vehicles can resolve these issues effectively, ensuring compliance with environmental standards. It also aligns with part number 3413313 and Bosch number 3420553 for cross-reference. Keep your BMW performing at its best with this essential replacement.
Specifications
| Fits Vehicle Model | X3 |
| Fits Vehicle Make | BMW |
| OEM Part No | 11-72-3-420-553 (11723420553) |
| Compatible OEM Part No | 3413313 |
| Category | Fuel / Emissions |
Compatible Vehicles
Fits 3 vehicle configurations across 1 make, 2004-2006.
View all 3 vehicle configurations — 3 with fitment notes
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2004 | BMW | X3 | SUV | 3.0L l6 | For vehicles WITH option code S205A |
| 2005 | BMW | X3 | SUV | 3.0L l6 | For vehicles WITH option code S205A |
| 2006 | BMW | X3 | SUV | 3.0L l6 | For vehicles WITH option code S205A |