1989 Oldsmobile Custom Cruiser Alternators

Elevate your vehicle’s performance with this 150 Amp Alternator from Powermaster, designed for street applications including Muscle Cars, Classics, Street Rods, and daily drivers. Engineered with a 12si style and a smooth die-cast housing featuring a teardrop design, this alternator delivers both functionality and a sleek, custom billet look at an affordable price. Its high-ampere GM one-wire setup ensures efficient power delivery, while the smooth back with special Powermaster vents enhances pull-through cooling for optimal performance. The gold battery post and Proof of Performance tag add a touch of reliability and quality assurance. With the largest selection of fans, pulleys, nose cones, and baffle plates in the industry, plus an optional custom high-volume fan, this alternator offers unmatched versatility and customization. Whether you’re upgrading for style or performance, this unit combines durability, efficiency, and value to meet your automotive needs.

Product Features:

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Product Features:

• 12si Style
• The Ultimate Custom Billet Look At Affordable Prices
• Smooth Die Cast Housing With Teardrop Design
• High Ampere Gm One Wire
• Smooth Back With Special Powermaster Vents For Pull Through Cooling
• Gold Battery Post. Proof Of Performance Tag
• Largest Selection Of Fans, Pulleys, Nose Cones, And Baffle Plates In The Industry. Optional Custom Hv (high Volume) Fan

Elevate your vehicle’s performance with this 150 Amp Alternator from Powermaster, designed for street applications including muscle cars, classics, street rods, and daily drivers. Featuring a sleek 12si style with a custom billet look, this alternator combines aesthetics with functionality at an affordable price. Its smooth die-cast housing with a teardrop design and special Powermaster vents ensures efficient pull-through cooling, while the high-amp GM one-wire setup simplifies installation. The gold battery post and Proof of Performance tag add a touch of reliability and quality assurance. With the largest selection of fans, pulleys, nose cones, and baffle plates in the industry, plus an optional custom high-volume fan, this alternator offers unmatched versatility and customization. Built with premium internal components, it delivers maximum efficiency and durability, making it the ultimate upgrade for your vehicle’s electrical system.

Product Features:

• 
  
  

Product Features:

• 12si Style
• The Ultimate Custom Billet Look At Affordable Prices
• Smooth Die Cast Housing With Teardrop Design
• High Ampere Gm One Wire
• Smooth Back With Special Powermaster Vents For Pull Through Cooling
• Gold Battery Post. Proof Of Performance Tag
• Largest Selection Of Fans, Pulleys, Nose Cones, And Baffle Plates In The Industry. Optional Custom Hv (high Volume) Fan

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:

• 
  
  

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