Power up your Ford Mustang with confidence using this premium Carquest alternator, designed specifically for models from 2001 to 2004 with 3.8L and 3.9L V-6 engines. Engineered for reliability, it boasts a 105-amp output to meet the electrical demands of your vehicle, ensuring a strong start and steady power delivery. This alternator comes complete with a pulley for immediate compatibility, and it's fitted as a direct replacement for OE part numbers 1R3U-10300-AB, 1R3U-10300-AC, and 1R3U10300AD, among others. With a 12V system, it maintains the factory specifications you rely on, without the need for universal fitments or vintage part adaptations..