OE part number KNL406 is a O2 Sensor compatible with BMW, PORSCHE and other makes. Available from 1 brands, priced from £43.99. Every cross-reference listed below matches the same OE specification used by the vehicle manufacturer.
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Related cross-references
Cross-reference numbers associated with KNL406 — including both OEM part numbers and aftermarket alternatives. Each entry links to its own compatibility and pricing page.
OE KNL406 fits vehicles from BMW, PORSCHE and other compatible models listed below.
What part type is KNL406?
OE KNL406 is an original equipment reference for a O2 Sensor. It identifies the exact part specification used by the vehicle manufacturer.
How much does O2 Sensor KNL406 cost?
Replacement parts for OE KNL406 cost between £43.99 and £47.99, depending on brand and specification.
Which brands make O2 Sensor KNL406?
ESEN SKV all offer compatible replacements for OE KNL406.
Is KNL406 original equipment or aftermarket?
OE KNL406 is an original equipment reference used by ESEN SKV. The parts listed below are quality-matched aftermarket and OEM-equivalent replacements tested against the same specification.
What is OE number KNL406?
OE (Original Equipment) number KNL406 is a manufacturer's reference code for O2 Sensor used to identify the exact specification of a part fitted during vehicle production. By cross-referencing this OE number, you can find 1 compatible aftermarket brands that match the same specification — often at a lower price than the original. All parts listed above are verified to match OE KNL406.
