2004 Infiniti QX56 Alternators

Carquest Premium alternators are premium constructed, original equipment (O.E.) replacement parts with industry-leading limited 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 limited warranty. We also offer technical support at 1-800-228-9672 for product questions, diagnostic troubleshooting and installation assistance by ASE Certified Technicians.

Product Features:

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Product Features:

• Designed to meet or exceed OE specifications for fit, form and function
• Remanufactured by an IATF/TS 16949 supplier that meets or exceeds the highest standards in the industry
• Regulators and rectifiers are 100% electronically load tested for reliable charging performance
• 100% new OE-quality brushes and bearings are used to ensure long service life
• Rotors and stators are load tested and double insulated for maximum charging performance
• Slip rings are precision polished for maximum brush contact and service life
• Application-specific technical bulletins included where applicable
• All units are 100% triple tested to ensure quality and performance
• Technical support team staffed with ASE Certified Technicians: 1-800-228-9672

This 130-amp alternator from WAI is a premium choice for those seeking reliability and performance. Engineered to meet or exceed OEM specifications, it ensures a perfect fit and hassle-free installation. Its advanced voltage regulator protection guards against transient voltage spikes, preventing potential battery damage, while the low saturation voltage minimizes heat dissipation for enhanced durability. The high-power rectifier assembly, featuring open junction press-fit diodes, is designed to keep the unit running cool even under demanding conditions. Fully compliant with ECU communication, this alternator delivers seamless integration with your vehicle’s systems. Each unit is rigorously tested, and a printed copy of the test results is included, giving you confidence in its performance from the very first use. Whether you’re replacing a worn-out alternator or upgrading for better efficiency, this WAI product offers exceptional value and long-lasting dependability.

Product Features:

• Engineered to meet or exceed OEM specifications for a perfect fit and hassle-free installation.
• Voltage regulator protection – load dump protected against transient voltage spikes avoiding potential battery damage. Low saturation voltage results in lower heat dissipation. Fully compliant in communication with ECU.
• High power rectifier assembly is designed with higher power open junction press fit diodes to keep the units running cool.
• Each unit includes a printed copy of the test results so you know exactly what to expect from our parts right from the first time they power on.
• Designed for enhanced durability, the alternator’s advanced low saturation voltage minimizes heat dissipation, ensuring reliable performance even under demanding conditions.

Carquest Professional alternators are 100% new units that are built to meet or exceed original equipment (O.E.) specifications. Our new alternators are engineered and built by an IATF/TS 16949 certified supplier that meets the highest standards achievable. Carquest Professional alternators are re-engineered to include improvements and enhancements (where applicable) to the OE design to extend longevity and service life. Our new alternators are built with all new components and are 100% triple tested to ensure high quality that is 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.

Product Features:

• 
  
  

Product Features:

• Designed to meet or exceed OE specifications for fit, form and function
• Manufactured by an IATF/TS 16949 supplier that meets or exceeds the highest standards in the industry
• All new components are utilized to ensure long service life
• Housings are 100% new with dimensions computer gauged and measured to ensure proper fitment
• Internal electronics are upgraded for heavy duty reliability (where applicable)
• Regulators and rectifiers are 100% electronically load tested for reliable charging performance
• Application-specific technical bulletins included where applicable
• All units are 100% triple tested to ensure quality and performance
• Technical support team staffed with ASE Certified Technicians: 1-800-228-9672
• Rotors and stators are load tested and double insulated for maximum charging performance

The Valeo premium alternator delivers exceptional performance and reliability, making it a top choice for demanding electrical systems. Built with 100% new components and core, this alternator eliminates the risk of premature failure, ensuring long-lasting durability compared to remanufactured units. Designed with application-specific parts for an exact fit, it integrates premium rare earth magnets to maximize output efficiency without increasing size. With an impressive 130-amp rating and 14 VDC voltage, this alternator is engineered to handle high electrical demands while maintaining consistent charge output. Tested under extreme conditions for up to six months, it offers superior resistance to heat, vibration, and contaminants, making it ideal for harsh environments. As a global leader in innovation, Valeo combines cutting-edge technology with proven reliability, boosting fuel economy and eliminating voltage drops. Perfect for those seeking a dependable and efficient solution, this alternator is a testament to Valeo’s expertise in electrical systems since 1923.

Product Features:

• Valeo premium alternators are 100% new products (not remanufactured)
• 100% new components and core eliminates premature failure for increased durability over remanufactured units
• All parts are application specific for an exact fit
• Premium rare earth magnets increase the output of the alternator without increasing the size for better efficiency
• All applications go under extreme condition testing up to 6 months to ensure reliability under the harshest conditions and electrical demands
• High resistance to heat, vibration, and contaminating particles helps maintain maximum charge output