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Product Details
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Shipping & Return Policy
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About Us
Eliminate Check Engine Lights with Our O2 Sensor Adapter
Tired of that persistent check engine light after modifying your exhaust or removing your catalytic converter? Our Car Oxygen O2 Sensor Adapter is engineered to address this issue, providing a reliable solution for a smoother driving experience.
Integrated Miniature Catalytic Converter for Reliable Performance
Unlike simple extensions, our adapter features a built-in mini catalytic converter, ensuring accurate readings and dependable performance. This design effectively turns off the check engine light, giving you the confidence to drive without distractions.

Durable Construction for Longevity
Crafted from high-quality SS304 stainless steel and stainless steel filter mesh, our adapter is resistant to rust and corrosion. This robust construction ensures long-lasting durability, allowing you to benefit from its advantages over time.
Easy Installation with M18*1.5 Threading
Designed for a snug fit, our adapter features M18*1.5 threading, making installation straightforward. Simply screw it into place, and your vehicle is ready to go—no complex procedures required.

For Off-Road Use Only
Please note that this adapter is intended for off-road use only. It is not designed for use on public roads or highways. Ensure compliance with all applicable regulations before installation.

Product Specifications:
- Material: SS304 Stainless Steel & Stainless Steel Filter Mesh
- Thread Size: M18*1.5
- Weight: 40g
Includes:
- Car Oxygen O2 Sensor Adapter

FAQs
Q: Will this adapter turn off my check engine light?
A: Yes, the built-in mini catalytic converter is designed to eliminate check engine lights that appear after exhaust modifications or catalytic converter removal.
Q: Is this adapter legal for street use?
A: No, this adapter is intended for off-road use only and is not legal for use on public roads or highways.
Q: How do I install the adapter?
A: The adapter features M18*1.5 threading for easy installation. Simply screw it into place—no additional tools or complex procedures are required.
Q: What error codes does this adapter address?
A: This adapter is designed to address error codes such as P0420 and P0430, which are commonly triggered after removing the catalytic converter.
Q: What materials is the adapter made from?
A: The adapter is made from SS304 stainless steel and stainless steel filter mesh, ensuring durability and resistance to rust and corrosion.
Shipping policy
VolkHolz Shipping Policy
At VolkHolz, we are committed to providing you with a seamless and enjoyable shopping experience. Our shipping policy is designed to ensure that your purchases reach you in a timely and efficient manner. Below you will find all the details related to our shipping process.
Free Shipping to the UK
We are pleased to offer free shipping on all orders within the United Kingdom. There are no minimum order requirements, so you can enjoy this benefit no matter the size of your purchase.
Currency:
The Currency used in Shipping Policy is completely based on the local Currency of the customer.
Order Dispatch Time
We aim to process and dispatch all orders within 1-2 business days. Once your order has been dispatched, you will receive a confirmation email with tracking information so you can monitor your order’s progress.
Transit Time:
After dispatch, your order will be delivered within 3-5 business days. So the total Shipping time is 4-7 Business Days. Please note that delivery times may vary depending on your location and any unforeseen circumstances such as extreme weather conditions or public holidays.
Free 30 Days Return:
We want you to be completely satisfied with your purchase from VolkHolz. If for any reason you are not happy with your order, we offer a free 30-day return policy. You can return your items within 30 days of receipt for a full refund. Please ensure that the items are in their original condition and packaging. To initiate a return, please contact our customer service team at the details provided below.
Contact Us
For any questions or assistance, please do not hesitate to contact us. Our dedicated customer service team is here to help you with any queries related to your order, shipping, or returns.
At Volkholz, we want to make it easier for everyone to find what they love.
Volkholz is Operating under NUSMUR SL ( Spain )
Company Registeration Name:
NUSMUR SL
VAT number:
ESB22637011
Registered office Address:
CALLE CREU DE COBERTA, NUM 77
08014 BARCELONA - (BARCELONA)
Contact Information:
Email: Info@volkholz.eu
Ph. : +34627278152
Our Customer Support Available:
Mon - Fri 9:00 am - 6:00 pm
Sat - Sun 9:00 am - 2:00 pm
Volkholz is Operating under NUSMUR SL ( Spain )
Company Registeration Name:
NUSMUR SL
VAT number:
ESB22637011
Registered office Address:
CALLE CREU DE COBERTA, NUM 77
08014 BARCELONA - (BARCELONA)
Contact Information:
Email: Info@volkholz.eu
Ph. : +34627278152
Our Customer Support Available:
Mon - Fri 9:00 am - 6:00 pm
Sat - Sun 9:00 am - 2:00 pm