Product Description for Voltage Rectifier and Regulator Optimize your vehicle's electrical system with our high-performance Voltage Rectifier and Regulator. Designed to enhance engine performance and efficiency, this essential component ensures stable and reliable operation. OE Number: This voltage rectifier and regulator references part numbers 394890, 393374, 691185, and 797182. Please double-check the part number of your item to ensure a perfect fit and compatibility with your vehicle's system. Enhance Engine Power: Our rectifier provides stable voltage, significantly boosting the ignition efficiency of your engine. This enhancement translates to improved engine power, offering a smoother and more powerful driving experience. Save Fuel: The 12V voltage regulator ensures that fuel burns more completely, improving fuel efficiency and reducing overall fuel consumption. This not only saves you money but also contributes to a more environmentally friendly vehicle operation. Improve Headlight Brightness: By replacing the detecting rectifier, this voltage regulator can improve the brightness of your headlights, ensuring they shine brighter and enhance visibility, especially in low-light conditions. Strict Standards: Every component of our rectifier is meticulously checked to meet the most stringent quality standards. It is waterproof, and features strong anti-vibration and anti-interference capabilities, ensuring durability and long-lasting performance. Upgrade your vehicle with our Voltage Rectifier and Regulator. Combining robust construction, precision engineering, and enhanced functionality, this component is the ideal solution for maintaining and improving your vehicle's electrical system and overall performance.