Upstream O2 Sensor for 1.0T Turbo Engines | Air/Fuel Ratio Sensor 36531-5AY-H01

High-Performance Upstream Oxygen Sensor | Turbo Engine Optimization
Engineered for precision air/fuel mixture monitoring in forced-induction engines, this direct-fit O2 sensor meets exact specifications of reference number 36531-5AY-H01, delivering reliable emissions control and combustion efficiency.

Core Features:

• Dual-Material Design: Stainless steel mounting flange + high-grade aluminum housing withstand 1600°F (871°C) exhaust temps

• Faster Signal Feedback: 0.12mm laser-welded zirconia element achieves lambda stabilization in 8 seconds

• Anti-Contamination Tech: Ceramic filter blocks oil/carbon deposits extending sensor lifespan

• Voltage Stability: Nickel-plated terminals maintain 0.1-0.9V signal range under turbo pressure

Technical Specifications:

• Thread Size: M18x1.5

• Wire Length: 27.5″ (700mm) with heat-sleeved harness

• Operating Range: -40°C to 930°C (-40°F to 1706°F)

• Compliance: RoHS, REACH

Critical Notes:

• Requires ECU reset to clear “P0135” OBDII codes post-installation

• Not compatible with hybrid/electric powertrains

• Check local emissions regulations before purchase

“Compatibility determined by mechanical specifications, not brand affiliation. Refer to your OE part number for verification.”