super fast shipping
Power Master engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Power Master lineup with fast shipping and expert fitment support — order with confidence.
The Power Master 12SI 150 Amp Alternator is the perfect upgrade for classic GM vehicles requiring a modern boost in electrical capacity. Featuring a classic look with a durable black powder coat finish, this unit blends seamlessly into your engine bay while providing the reliable 150 amps needed for modern fuel injection, electric fans, and lighting upgrades.
Engineered for versatility, this alternator supports both 1-wire and 3-wire setups, making it an ideal choice for custom builds or restoration projects. The high-amperage output ensures that your battery stays charged even when running multiple high-draw accessories. Its robust aluminum construction provides excellent thermal management, ensuring longevity even in high-heat environments. Whether you are building a street rod or a classic muscle car, this Power Master unit delivers the performance you demand without compromising the vintage aesthetic. Upgrade your charging system today with premium components from GGCRACING.
Other popular Power Master products customers consider together:
Power Master engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Power Master lineup with fast shipping and expert fitment support — order with confidence.
The Power Master 12SI 150 Amp Alternator is the perfect upgrade for classic GM vehicles requiring a modern boost in electrical capacity. Featuring a classic look with a durable black powder coat finish, this unit blends seamlessly into your engine bay while providing the reliable 150 amps needed for modern fuel injection, electric fans, and lighting upgrades.
Engineered for versatility, this alternator supports both 1-wire and 3-wire setups, making it an ideal choice for custom builds or restoration projects. The high-amperage output ensures that your battery stays charged even when running multiple high-draw accessories. Its robust aluminum construction provides excellent thermal management, ensuring longevity even in high-heat environments. Whether you are building a street rod or a classic muscle car, this Power Master unit delivers the performance you demand without compromising the vintage aesthetic. Upgrade your charging system today with premium components from GGCRACING.
Other popular Power Master products customers consider together:
