03-06 BMW 325CI/330CI & 03-05 325I/330I/Z4 & 04-06 X3 Front Sensor
Specifications Part numbers, fitment codes and shipping
- Brand
- K2 Industries
- Speedzone SKU
- K2-10840-BMW-006-EC
- Manufacturer part number
- K2-10840-BMW-006-EC
- UPC
- OEM-SS-076
- Category
- Engine Components
- Shipping weight
- 2.0 lb
Front Engine Sensor — BMW 325/330 & Z4 & X3
Direct replacement oxygen sensor for early-2000s BMW inline-six and Z4 models. OEM-equivalent construction engineered to restore proper air-fuel ratio monitoring and emissions performance. Critical for maintaining fuel economy and clean combustion after sensor degradation.
Key Features
- OEM-equivalent design - Matches factory sensor calibration and electrical output for plug-and-play function
- Restores fuel trim accuracy - Eliminates rich or lean condition faults that trigger check engine lights
- Direct replacement fitment - No adapter or modification required; connects to existing harness and boss
Specs
- Type: Heated oxygen sensor
- Condition: New
- Quantity: Single unit
Whats Included
- Oxygen sensor
Frequently Asked Questions
Do I need to clear the check engine code after installing this?
After installation, the fault should clear itself within a few drive cycles as the sensor reads normal values. If the code persists, a diagnostic scanner can clear it manually, but the sensor itself will resolve the underlying condition.
Can I install this myself without special tools?
The sensor unscrews with a standard wrench or oxygen sensor socket — no special BMW diagnostic equipment needed. Unplug the electrical connector, remove the old sensor, thread in the new one hand-tight, then snug it with your wrench. Reconnect the harness and you're done.
What if the sensor is stuck in the exhaust manifold?
Let the engine cool completely before removal. If it won't budge, spray penetrating oil around the threads and let it soak for 20–30 minutes. A sensor socket with a breaker bar gives you better leverage than a regular wrench on a seized unit.
Full details on shipping times, returns, warranty and cancellations are on our policy page.
Market conditions after 2020 have changed the landscape of automotive parts. Although we stock thousands of items across multiple warehouses and distribution channels, back-orders are unavoidable in today's market. If you need a product quickly, email, message or call us to check availability so we can explore your options.
Email Sales@Speedzoneweb.com
Call 407-846-8430
Text 407-749-6314
Answers to common questions are on our FAQ page.
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