The S Series of 6 phase alternators offers incredible output in a compact and durable package. Highly efficient, these units use less horsepower per kW than conventional 3 phase alternators. These units feature 12 diodes, twin rectifier plates and outstanding airflow to ensure long service life even in severe conditions. These units are available for a broad range of domestic and import applications in 170 or 240 amp configurations. The 170 amp S Series unit uses a stock diameter pulley, making it perfect for high RPM and racing use.

Fitment Guide:

1997 - 2004

The Use Of These Alternators For Your 1997 - 2004 C5 Corvette Will REQUIRE The Purchase Of Our 4pin P101 Single Wire Turn On Harness.  You Will NOT Use Your OE 4pin Harness As It Does Not Have The Voltage Required To Turn On Our Higher Efficiency 6 Phase Denso Based Alternators. The Light Being On While Driving Is A Small Side Effect To Added Higher Voltage And More Amperage Gained By Using Our Upgraded Options.  

Sustained Voltage/Amperage At High RPM's Are Crucial For Cooling Fans, Fuel Pumps, Ignition Systems And Other Aftermarket Add On's The Customer Has Added.