01-06 BMW E46 Rear Oxygen Sensor Left/Right
K2 Industries
01-06 BMW E46 Rear Oxygen Sensor Left/Right
Check fitment before ordering
Match the year, make, model, trim and engine in the product details. Review mounting requirements and vehicle modifications. Ask us about this part.
Eligible returns within 30 days of receipt. Items must be unused, with tags and original packaging. Contact Lee Mods before sending anything back. Lee Mods pays return shipping for eligible U.S. returns; no restocking fee. See Returns & Exchanges for full conditions.
01-06 BMW E46 Rear Oxygen Sensor Left/Right
Direct replacement rear O2 sensor pair for E46 models. These sensors monitor exhaust composition post-catalyst converter to keep your fuel trim and emissions in check. Factory fitment for seamless integration.
Key Features
- Left and right pair included - covers both rear sensor positions in one purchase
- OEM-style connector - plugs straight into factory harness with no adapters
- Direct bolt-on fitment - uses existing exhaust mounting points, no modifications needed
Specs
- Sensor configuration: Left and right rear O2 sensors
- Fitment: 01-06 BMW E46
- Connector type: Factory OEM
Whats Included
- Left rear oxygen sensor
- Right rear oxygen sensor
Frequently Asked Questions
Do these bolt directly into the factory locations?
Yes. Both sensors use the factory mounting points on the exhaust. No drilling, no custom brackets — screw them in and you're done.
Will the factory connectors plug in without modification?
Correct. These use OEM-style connectors that match the factory harness. No adapter wiring required.
What's the return process if one sensor fails after installation?
Contact ModSupply directly with your order number and photos of the failed unit. Warranty coverage and return shipping are handled on a case-by-case basis — have your receipt ready.
Your vehicle
Select a vehicle to check the supplied application records for this part.
Choose or change vehicle →Product reference & ordering help
Supplier & part identification
K2 Industries
| Option | SKU / part reference |
|---|---|
| Standard | K2-10772-BMW-006-EC |
Vehicle compatibility
Read the application years, model, trim, engine and exclusions in the description above. A make-level collection or product recommendation alone does not confirm fitment.
Request fitment help →Installation & specifications
Review the manufacturer’s specifications and installation notes above. Confirm required mounting hardware, tools and modifications before ordering. If instructions are not supplied, contact us with the part reference.
Shipping expectations
Processing and delivery vary by product, supplier and destination. Contact us to confirm timing for your part before planning an installation.
Shipping & delivery informationManufacturer warranty
Coverage and exclusions vary by manufacturer and part. Review the supplied product documentation or ask us for the applicable terms.
Warranty information