Choose Options Compare Quick view XSP311 XS Power MSRP: Now: $59.99 Was: Harness for GM "SI" Series Alternators (1969 to 1988) XSP311 MSRP: Now: $59.99 Was: Choose Options Compare Quick view Qty in Cart: 0 Quantity: Decrease Quantity of XSP311 Increase Quantity of XSP311 Price: MSRP: Now: $59.99 Was: Subtotal: $0.00 Choose Options