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BMW 745i Emission Control Sensors
Emission control sensors for the BMW 745i cover the 2001–2005 model years, with options ranging from oxygen sensors and mass air flow sensors to knock sensors and air/fuel ratio sensors. Select your year above and we'll show only the emission control sensors that fit your BMW 745i. Fitment is checked against our vehicle data for every part listed.
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NGK 24321 Wideband Air/Fuel Ratio Oxygen Sensor 5-Wire Direct Fit
Part: 24321
Vehicle Specific
$122.57
1 left at this price
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DENSO 234-4201 Universal Heated Oxygen Sensor 4-Wire 11.77" Lead
Part: 234-4201
Vehicle Specific
$84.98
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NGK 24316 Wideband Oxygen Sensor 5-Wire Air/Fuel Ratio Sensor M18x1.5
Part: 24316
Vehicle Specific
$108.48
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What's here for your BMW 745i
- Oxygen sensors — including direct-fit and universal OE replacement styles
- Mass air flow sensors — manifold and direct-fit configurations
- Engine cylinder head temperature sensors
- Ignition knock (detonation) sensors
- Manifold absolute pressure sensors
- Air/fuel ratio sensors — available as individual units and in kit form
The widest selection here comes from Bosch, Walker Products, NTK Oxygen Sensors, and Standard Motor Products. Other categories BMW 745i owners shop for: BMW 745i Springs and Suspension Parts, BMW 745i Body Control Cables and BMW 745i Thermostats and Housings, or browse all BMW 745i parts and accessories.