2003 BMW 330i Alternators

Carquest Premium alternators are premium constructed, original equipment (O.E.) replacement parts with industry-leading warranties. Our Carquest Premium alternators are designed to meet or exceed OE specifications for fit, form and function. Our alternators are remanufactured by an IATF/TS 16949 certified supplier that meets the highest standards achievable. We replace all wear components (brushes, bushings and bearings) with new components to ensure long-life. All critical components are electronically tested during assembly and the entire unit is 100% tested, ensuring proper performance backed by an industry-leading warranty. We also offer technical support at 1-800-228-9672 for product questions, diagnostic troubleshooting and installation assistance by ASE Certified Technicians.

The Bosch Premium Alternator, remanufactured to deliver 90 amps of power, is engineered for exceptional performance and reliability. Designed with precision, it undergoes full-load testing to meet Bosch’s stringent performance standards, ensuring dependable operation in demanding conditions. Unlike rebuilt units, this alternator is 100% factory-tested and remanufactured using high-quality materials and cutting-edge technology, offering superior durability and longevity. With a 12 VDC voltage rating and a clockwise rotation direction, it is built to seamlessly integrate into your vehicle’s electrical system. Whether you’re replacing a worn-out alternator or upgrading for better performance, this unit provides outstanding value and peace of mind.

The Bosch Premium Alternator, delivering a robust 120-amp output and operating at 14 VDC, is engineered for exceptional performance and reliability. Designed with precision, it ensures consistent power delivery to meet the demands of modern vehicles. Its clockwise rotation direction guarantees compatibility with a wide range of applications, making it a dependable choice for your vehicle’s electrical system. Built to Bosch’s high standards, this alternator is rigorously tested to withstand the toughest conditions, ensuring long-lasting durability and peak efficiency. Whether you’re replacing a worn-out unit or upgrading for better performance, this alternator offers excellent value and peace of mind for your automotive needs.