Precision Wide-Domain Oxygen Sensor Controller
Compatible with Bosch LSU4.2 and LSU4.9 sensors for accurate air-fuel ratio measurement. High-grade stainless steel housing ensures durability in extreme temperatures. Ideal for automotive tuning, performance upgrades, and emissions compliance.
OEM-Quality Construction
Features factory-calibrated sensitivity with corrosion-resistant electrodes. Laser-welded seams and anti-vibration design for long-term reliability in harsh engine environments. Perfect for race cars, turbocharged engines, and diagnostic repairs.
Plug-and-Play Installation
Direct replacement for OEM sensors with precision-machined threads and waterproof connectors. Includes factory-style harness for seamless integration into modern EFI systems. Optimizes fuel efficiency and reduces harmful emissions.
Global Wholesale Advantage
Lowest bulk pricing for workshops, distributors, and fleet managers. Stock covers all vehicle makes—shipment with certified quality control. Upgrade your inventory with this high-demand performance essential.