The A-Premium Alternator Rectifier Diode is designed to enhance the performance and reliability of your vehicle's electrical system. Compatible with Nissan Altima and Sentra models, this diode ensures efficient power conversion. Key features include high-quality construction, compatibility with specific Nissan models, and easy installation. Technical specifications: 103mm outer diameter, suitable for Nissan Altima 1993-1994 and Sentra D21 1994.