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Lambda Sensor Bung M18x1.5 Stainless Steel – Weld-On Sleeve for Exhaust Systems
Professional Lambda Bung – Durability and Easy Installation
The M18x1.5 lambda sensor bung, made from acid-resistant stainless steel, is a universal weld-on sleeve for installation into an exhaust system. Thanks to its special machined step design, it allows easy positioning and secure welding on pipes of various diameters – ideal for workshops, tuners, and automotive enthusiasts.
Key product features:
- Thread: M18x1.5 – standard for most lambda (oxygen) sensors
- Material: stainless steel – corrosion-resistant, acid-proof, and high-temperature tolerant
- Machined shoulder/step – makes alignment and welding on the pipe easier
- Mounting hole diameter: 23 mm
- Universal fit: compatible with most lambda sensors on the market
How to install the weld-in bung?
Installation is quick and straightforward:
- Drill a hole with a 23 mm diameter in the chosen spot on the exhaust pipe.
- Insert the bung – the machined step rests against the pipe wall for stable positioning before welding.
- Weld the bung to the pipe at the contact surface.
Why stainless steel?
The use of acid-resistant stainless steel ensures that the bung will not corrode over time and allows easy removal of the sensor even after years of use without seizing. It’s a smart investment in durability and long-term serviceability.
Summary – M18x1.5 Stainless Steel Lambda Bung
The M18x1.5 lambda sensor bung is a reliable and universal weld-on solution for custom exhaust systems. Its robust design, precise threading, and resistance to extreme conditions make it the top choice for professional and DIY tuning applications alike.
Type of warranty: manufacturer's warranty.
Warranty period: 24 months.
The manufacturer's warranty means that in the event of a defect or malfunction, the product will be repaired or replaced by an authorized service center. In most cases, proof of purchase (receipt or invoice) is required.
To submit a warranty claim, please contact our store via the warranty claim form. The product must be sent back to us at your own expense. If the claim is approved, we will refund the shipping costs upon presentation of proof of payment.
If you have any questions regarding the warranty conditions or the status of your claim, please contact our customer service department.






