High-Precision Lambda Oxygen Sensor for KTM RC390
Premium zirconia ceramic sensing element ensures ultra-fast response and accurate air-fuel ratio measurement. Direct-fit OEM replacement (90141090000 / 0258010265) with corrosion-resistant stainless steel housing for extreme durability. Laser-welded hermetic sealing prevents exhaust gas leakage. Optimized for KTM Motorcycle RC390’s ECU system, enhancing fuel efficiency and reducing emissions.
Engineered for Peak Performance
Advanced wideband technology delivers real-time data to maximize combustion efficiency. CNC-machined螺纹接头 ensures leak-proof installation. Tested under harsh conditions (900°C+ temperature resistance). Ideal for track days, touring, or daily commuting—restores factory-level engine responsiveness.
Global Wholesale Advantage
Lowest B2B price guaranteed for bulk orders. Ships with anti-static packaging to prevent signal interference. Strict ISO quality control. Compatible with 2014-2023 RC390 models. Stock ready for immediate dispatch worldwide.