O2 Sensor Spacer Adapter with Built-in Mini Catalytic Converter for Check Engine Light

Eliminate Check Engine Lights After Exhaust Modifications

This stainless steel O2 sensor spacer adapter features an integrated mini catalytic converter designed to resolve check engine light issues caused by modified or removed catalytic converters. It threads directly between your oxygen sensor and exhaust pipe, helping maintain smooth engine operation without triggering diagnostic error codes. The durable construction resists harsh exhaust conditions to provide long-lasting reliability.

Features & Benefits

• Integrated Mini Catalytic Converter: Contains an internal catalyst substrate to treat exhaust gases locally and prevent P0420 and related CEL codes.
• Stainless Steel Construction: Machined from corrosion-resistant stainless steel with a brushed metallic finish to withstand extreme exhaust heat and environmental exposure.
• Precision Threading: Features standard M18 x 1.5 internal female and external male threads for a secure, leak-free installation on standard sensors and exhaust bungs.
• Built-In Wire Mesh Filter: Protects the internal catalytic element from particulate contamination to support consistent operation.
• Stepped Cylindrical Design: Positions the sensor properly away from the direct exhaust stream for optimal airflow sampling.

Specifications

• Material: Stainless steel with brushed metallic finish
• Total Length: 46.8 mm
• Base Width: 21.9 mm (hexagonal base)
• Internal Threads: Female M18 x 1.5
• External Threads: Male M18 x 1.5
• Design: Cylindrical stepped shape with integrated wire mesh filter and mini catalytic converter element

What's in the box

• 1x O2 Sensor Spacer with Built-In Mini Catalytic Converter

Keep your vehicle free of diagnostic trouble codes after your exhaust upgrades. Install this sensor adapter for a straightforward and reliable fix.