O2 Oxygen sensor spacer


CA$60.00
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Custom-made for order Policy

Shipping

  • Made specifically for you — every part is fabricated to order in our AZ Motorsport shop in Québec. Nothing comes off a shelf.
  • Allow 1–2 weeks for fabrication — building your part to spec is why a short fulfilment delay applies before it ships.
  • Tracking emailed at shipment — follow your order from our shop to your door.
  • No customs or brokerage fees on Canadian orders — built in Québec.
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  • 30-day Return Policy
  • Lifetime Warranty
  • Custom-made for guaranteed fitment
  • Free Canada-Wide shipping

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.

Fitment

All vehicles

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