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A pair of stainless steel oxygen sensor adapters for O2 sensors, packaged as a 2-pack.
Two stainless steel oxygen sensor adapters shown with dimensions 16mm/0.63in and 16.9mm/0.67in.
A silver metal oxygen sensor adapter with an M18x1.5 thread is shown in a close-up view.
A silver metal oxygen sensor adapter with internal threads and external hexagonal fitting.
A silver metal oxygen sensor adapter with a threaded body and a hexagonal base.
A silver metal oxygen sensor adapter with internal threads and a hexagonal fitting.
A silver metal oxygen sensor adapter with a threaded top and a cylindrical body.
A silver oxygen sensor adapter component with threaded ends and a metal tip.
Silver oxygen sensor adapter components including a cylindrical fitting and a mesh filter
Two stainless steel oxygen sensor adapters shown with dimensions 16mm/0.63in and 16.9mm/0.67in.
A pair of stainless steel oxygen sensor adapters for O2 sensors, packaged as a 2-pack.
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Oxygen Sensor Adapter (2-Pack) – M18 x 1.5 CEL Fix for O2 Sensors

Regular price $20.99 Sale price $17.99

Why customers love it

Clear Your Check Engine Light with Ease

These oxygen sensor adapters are designed to resolve check engine light issues related to catalytic converter efficiency, helping your vehicle pass emissions tests without compromising performance.

  • Resolves check engine light issues related to catalytic converter efficiency
  • Helps your vehicle pass emissions tests without compromising performance
  • Stainless steel construction with a corrosion- and heat-resistant silver finish
  • Universal M18 x 1.5 thread fits most standard O2 sensors
  • Simple bolt-on installation—no special tools required
  • Compact design fits in tight engine bay spaces
A pair of stainless steel oxygen sensor adapters for O2 sensors, packaged as a 2-pack.

Why You'll Love This O2 Sensor Adapter

Clears CEL Issues

Resolves check engine light issues related to catalytic converter efficiency, helping your vehicle pass emissions tests without compromising performance.

Built to Last

Stainless steel construction ensures long-lasting durability, while the silver finish resists corrosion and heat damage.

Easy Install

Simple bolt-on installation requires no special tools, making it easy for DIY mechanics and enthusiasts.

Setup

Simple Installation

No electrician, no wiring, no fuss.

  1. Align the Adapter

    Position the adapter onto your O2 sensor's M18 x 1.5 threaded connection.

  2. Bolt It On

    Hand-tighten the adapter onto the sensor, then use a wrench to secure it firmly for a leak-free fit.

  3. Finish and Test

    Reconnect the sensor and start your vehicle to clear the check engine light related to catalytic converter efficiency.

Specs

The details that matter

Built to last outdoors, season after season.

Quantity
2 pieces
Thread Size
M18 x 1.5
Material
Stainless steel
Finish
Silver
Product Type
Oxygen sensor adapter

Our worry-free shopping promise

If your order arrives damaged, defective, or not as described, contact us within 14 days and we will make it right with a replacement or refund.

Frequently asked questions

Everything you might want to know before you order.

What thread size do these oxygen sensor adapters use?

These adapters feature a universal M18 x 1.5 thread that fits most standard O2 sensors, making them widely compatible across vehicles.

Do I need special tools to install these adapters?

Installation is a simple bolt-on process that requires no special tools, so you can fit them quickly and easily.

What material are these adapters made from?

The adapters are made from stainless steel with a silver finish that resists corrosion and heat damage, ensuring long-lasting durability.

Will these adapters help my vehicle pass emissions tests?

Yes, these adapters are designed to resolve check engine light issues related to catalytic converter efficiency, helping your vehicle pass emissions tests without compromising performance.

Will these adapters fit in tight engine bay spaces?

Their compact design fits in tight engine bay spaces, making them ideal for automotive enthusiasts and DIY mechanics looking to clear sensor-related fault codes.

Shipping & returns

Shipping

  • Delivers to United States (based on your selected country/region).
  • Estimated delivery: 3–15 business days after dispatch.
  • Shipping cost: Free.

Returns

You can request a return within 14 days after delivery. Standard returns have a €4.00 EUR (approximately $4.66 USD) flat-rate return shipping fee, deducted from your refund. Return shipping is free for items that arrived damaged, defective, or incorrect. Items should be unused and in original packaging where possible. Contact us before sending anything back.