Car Oxygen O2 Sensor Adapter CEL Fix helps prevent check engine light interruptions after exhaust work or catalytic converter removal. It includes a built-in miniature catalytic converter for reliable performance and is designed for straightforward installation with M18*1.5 threading. Drive with more confidence knowing the adapter addresses CEL codes related to post-O2 sensor conditions.

• Integrated miniature catalytic converter inside the adapter provides genuine catalytic action to suppress CELs tied to post-O2 sensor readings.
• M18*1.5 threading ensures a secure, simple install with compatible O2 sensor ports.
• Durable construction using SS304 stainless steel and stainless steel mesh, offering rust and corrosion resistance.
• Designed to address CEL codes that can appear after exhaust modification or catalytic converter removal, helping extinguish the check engine light. Intended for off-road use only.
• Lightweight and compact at about 0.088 lbs, built for long life under regular use.