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Caspers Electronics Oxygen Sensor Extension Harnesses

4.7 out of 5 stars 56 Customer Reviews

Casper Electronics oxygen sensor extension harnesses prevent cutting and safely extend your O2 sensor wires during relocation. They are available in several styles to suit your application.

Results 1 - 6 of 6

Oxygen Sensor Extension Harness, 36 in., 4-Terminal Round Connector, Ford, Each

Part Number: CEI-109016

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/17/2025

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Estimated Ship Date: Monday 11/17/2025

Oxygen Sensor Extension Harness, 36 in., 4-Terminal Square Connector, Universal, Each

Part Number: CEI-109008

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/17/2025

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Estimated Ship Date: Monday 11/17/2025

Oxygen Sensor Extension Harness, 36 in., 4-Terminal Flat In-line Connector, Universal, Each

Part Number: CEI-109012

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 8, 2025 if ordered today

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Estimated Ship Date: Dec 8, 2025 if ordered today

Oxygen Sensor Wire Extension, 36 in. Length, for use on Acura®/Honda®, Each

Part Number: CEI-109202

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

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Estimated Ship Date: Dec 8, 2025 if ordered today

Oxygen Sensor Extension Harness, 36 in., 4-Terminal Flat Connector, Mitsubishi, Each

Part Number: CEI-109222

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 8, 2025 if ordered today

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Estimated Ship Date: Dec 8, 2025 if ordered today

Oxygen Sensor Wire Extension, 36 in. Length, Subaru, Toyota, Each

Part Number: CEI-109238

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

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Estimated Ship Date: Dec 8, 2025 if ordered today

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