O2 Oxygen sensor spacer
O2 Oxygen sensor spacer
O2 Oxygen sensor spacer
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O2 Oxygen sensor spacer

CA$60.00
Guaranteed fit Custom-made for order

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10-year guarantee

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Fitment

All vehicles
Product Overview

O2 Spacer for Downpipes

An O2 spacer is designed to reposition the downstream oxygen (O2) sensor slightly farther away from the direct exhaust flow.

When installing aftermarket downpipes—particularly high-flow or catless downpipes—the change in exhaust flow and catalyst efficiency can affect the readings seen by the vehicle’s downstream O2 sensors. An O2 spacer can help alter the sensor’s exposure to the exhaust stream and may reduce the likelihood of certain catalyst-efficiency-related fault codes.

Important Information

  • Does not add horsepower or performance on its own.
  • Does not replace a proper ECU calibration/tune.
  • Results can vary depending on the vehicle, engine, downpipe configuration, software, and sensor setup.
  • An O2 spacer does not guarantee that a check-engine light will be prevented or cleared.
  • It is intended as a hardware solution to modify O2 sensor positioning and should be used where appropriate for the specific vehicle.

Professional installation is recommended. Always verify compatibility with your vehicle and local emissions regulations before installation.
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