O2 Sensor Spacers

Get a clean, compact sensor installation with FlowRods M18x1.5 O2 sensor spacers. Each spacer combines a solid metal body, integrated mini catalytic honeycomb core and wrench-friendly hex base.

Choose the Pack for Your Job

Shop 1-, 2-, 3- and 4-piece packs for one installation, multiple vehicles or workshop stock.

Check Fitment Before Ordering

Confirm M18x1.5 sensor threads, the intended sensor position and available exhaust clearance. Professional installation is recommended. Read our spacer fitment FAQ or choose a spacer and cleaner kit.

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