Product Name: VVT Solenoid Valve; Engine Intake and Exhaust Camshaft; Engine Variable Valve Timing (VVT) Solenoid Valve; Automotive Camshaft Variable Timing Solenoid Valve; Engine Variable Timing Oil Solenoid Valve Part Number：55486668 Reliable structure: Made of ABS and metal materials, designed for durability and able to withstand various conditions. Stable Output: The electromagnetic force output is linear and stable, with minimal fluctuations in adjustment strength at high and low speeds. Its anti-electromagnetic interference design ensures it does not affect the vehicle's computer, sensors, or other onboard electronic equipment. Fault Symptoms: Noticeable jerking when starting at low speeds, sluggish power delivery when overtaking, insufficient torque when climbing hills; slight abnormal noises from the engine compartment after prolonged traffic jams; slightly excessive emissions during annual vehicle inspections, and a range of other issues., Manufacturer: GKQRKVNM