GM 10 SI; w/ Internal Regulator, V-Pully, & Ext. Fan
w/ Internal Regulator, V-Pulley, & Ext. Fan
A manufacturing break-through has enabled PROFORM to offer 100% NEW alternators with the same affordability as others' re-built models!
Each unit is supplied with its own individual Quality Assurance graph documenting its performance and is easily identified by the machined pulley.
100 AMP Model
GM 10si 1 Wire Style with Internal Regulator
External Fan Style
Price Match Guarantee
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