Ensure your Subaru runs smoothly with the A-Premium Alternator Rectifier Diode. Designed for models from 1990 to 1994, this diode is essential for efficient battery charging. Key Features: - Compatible with Subaru Legacy 1990-1994 - Supports 12V charging system - Durable construction for long-lasting performance Technical Specifications: - Engine: H4 2.2L - Outer Diameter: 103mm - Battery Plus Connection (B+)