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JS Alternators

1963-1964 Oldsmobile Starfire V8 6.5L 12si High Output Alternator

JS Alternators
Original price $499.00 - Original price $569.00
Original price $499.00 - Original price $569.00
Original price $499.00
$399.00 - $449.00
$399.00 - $449.00
Current price $399.00
In stock

Fitment: This is a direct fit high-output alternator for the 1963-1964 Oldsmobile Starfire 6.5L. Being a direct fit, this altern...

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Original price $499.00 - Original price $569.00
Original price $499.00 - Original price $569.00
Original price $499.00
$399.00 - $449.00
$399.00 - $449.00
Current price $399.00
Save up to 21% Save %

1963 Cadillac Series 62 V8 6.4L 12si High Output Alternator

JS Alternators
Original price $499.00 - Original price $569.00
Original price $499.00 - Original price $569.00
Original price $499.00
$399.00 - $449.00
$399.00 - $449.00
Current price $399.00
In stock

Fitment: This is a direct fit high-output alternator for the 1963 Cadillac Series 62 6.4L. Being a direct fit, this alternator fits directl...

View full details
Original price $499.00 - Original price $569.00
Original price $499.00 - Original price $569.00
Original price $499.00
$399.00 - $449.00
$399.00 - $449.00
Current price $399.00
Save up to 21% Save %

1963-1964 Oldsmobile 98 V8 6.5L 12si High Output Alternator

JS Alternators
Original price $499.00 - Original price $569.00
Original price $499.00 - Original price $569.00
Original price $499.00
$399.00 - $449.00
$399.00 - $449.00
Current price $399.00
In stock

Fitment: This is a direct fit high-output alternator for the 1963-1964 Oldsmobile 98 6.5L. Being a direct fit, this alternator f...

View full details
Original price $499.00 - Original price $569.00
Original price $499.00 - Original price $569.00
Original price $499.00
$399.00 - $449.00
$399.00 - $449.00
Current price $399.00
Save up to 21% Save %

1962-1963 Buick Invicta V8 6.6L 12si High Output Alternator

JS Alternators
Original price $499.00 - Original price $569.00
Original price $499.00 - Original price $569.00
Original price $499.00
$399.00 - $449.00
$399.00 - $449.00
Current price $399.00
In stock

Fitment: This is a direct fit high-output alternator for the 1962-1963 Buick Invicta 6.6L. Being a direct fit, this alternator fits directly into ...

View full details
Original price $499.00 - Original price $569.00
Original price $499.00 - Original price $569.00
Original price $499.00
$399.00 - $449.00
$399.00 - $449.00
Current price $399.00
Save up to 21% Save %

1963 Buick Special V8 3.5L 12si High Output Alternator

JS Alternators
Original price $499.00 - Original price $569.00
Original price $499.00 - Original price $569.00
Original price $499.00
$399.00 - $449.00
$399.00 - $449.00
Current price $399.00
In stock

Fitment: This is a direct fit high-output alternator for the 1963 Buick Special 3.5L. Being a direct fit, this alternator fits directly int...

View full details
Original price $499.00 - Original price $569.00
Original price $499.00 - Original price $569.00
Original price $499.00
$399.00 - $449.00
$399.00 - $449.00
Current price $399.00
Save up to 21% Save %

1963 Cadillac Eldorado V8 6.4L 12si High Output Alternator

JS Alternators
Original price $499.00 - Original price $569.00
Original price $499.00 - Original price $569.00
Original price $499.00
$399.00 - $449.00
$399.00 - $449.00
Current price $399.00
In stock

Fitment: This is a direct fit high-output alternator for the 1963 Cadillac Eldorado 6.4L. Being a direct fit, this alternator fits directly...

View full details
Original price $499.00 - Original price $569.00
Original price $499.00 - Original price $569.00
Original price $499.00
$399.00 - $449.00
$399.00 - $449.00
Current price $399.00
Save up to 21% Save %

14.8v Self Excite Regulator

JS Alternators
Original price $45.00 - Original price $45.00
Original price
$45.00
$45.00 - $45.00
Current price $45.00

14.8volt Self excite regulator. No plug connections needed. this item is non-refundable part. no warranty on diy parts.  Please be advised, this re...

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Original price $45.00 - Original price $45.00
Original price
$45.00
$45.00 - $45.00
Current price $45.00

14009 GM Truck High Output Alternator LS Bracket - One Wire Turn On

JS Alternators
Original price $499.00 - Original price $709.00
Original price $499.00 - Original price $709.00
Original price $499.00
$399.00 - $559.00
$399.00 - $559.00
Current price $399.00
In stock

Hairpin units are commonly called 6 phase. They produce more output at idle and are more efficient than a conventional alternator. JS Alternators ...

View full details
Original price $499.00 - Original price $709.00
Original price $499.00 - Original price $709.00
Original price $499.00
$399.00 - $559.00
$399.00 - $559.00
Current price $399.00
Save up to 21% Save %

1962-1964 Buick LeSabre V8 6.6L 12si High Output Alternator

JS Alternators
Original price $499.00 - Original price $569.00
Original price $499.00 - Original price $569.00
Original price $499.00
$399.00 - $449.00
$399.00 - $449.00
Current price $399.00
In stock

Fitment: This is a direct fit high-output alternator for the 1962-1964 Buick LeSabre 6.6L. Being a direct fit, this alternator fits directl...

View full details
Original price $499.00 - Original price $569.00
Original price $499.00 - Original price $569.00
Original price $499.00
$399.00 - $449.00
$399.00 - $449.00
Current price $399.00
Save up to 21% Save %

12SI Motor Swap High Output Alternator - One Wire Turn On

JS Alternators
Original price $499.00 - Original price $569.00
Original price $499.00 - Original price $569.00
Original price $499.00
$399.00 - $449.00
$399.00 - $449.00
Current price $399.00
In stock

Hairpin units are commonly called 6 phase. They produce more output at idle and are more efficient than a conventional alternator. JS Alternators h...

View full details
Original price $499.00 - Original price $569.00
Original price $499.00 - Original price $569.00
Original price $499.00
$399.00 - $449.00
$399.00 - $449.00
Current price $399.00
Save up to 21% Save %

1962-1966 Buick Electra V8 6.6L 12si High Output Alternator

JS Alternators
Original price $499.00 - Original price $569.00
Original price $499.00 - Original price $569.00
Original price $499.00
$399.00 - $449.00
$399.00 - $449.00
Current price $399.00
In stock

Fitment: This is a direct fit high-output alternator for the 1962-1966 Buick Electra 6.6L. Being a direct fit, this alternator fits directl...

View full details
Original price $499.00 - Original price $569.00
Original price $499.00 - Original price $569.00
Original price $499.00
$399.00 - $449.00
$399.00 - $449.00
Current price $399.00
Save up to 21% Save %

1963-1966 GMC Suburban L6 3.8L 12si High Output Alternator

JS Alternators
Original price $499.00 - Original price $569.00
Original price $499.00 - Original price $569.00
Original price $499.00
$399.00 - $449.00
$399.00 - $449.00
Current price $399.00
In stock

Fitment: This is a direct fit high-output alternator for the 1963-1966 GMC Suburban 3.8L. Being a direct fit, this alternator fits directly into ...

View full details
Original price $499.00 - Original price $569.00
Original price $499.00 - Original price $569.00
Original price $499.00
$399.00 - $449.00
$399.00 - $449.00
Current price $399.00
Save up to 21% Save %

12SI Racing High Output Alternator - One Wire Turn On

JS Alternators
Original price $499.00
Original price $499.00 - Original price $499.00
Original price $499.00
Current price $399.00
$399.00 - $399.00
Current price $399.00
In stock

Hairpin units are commonly called 6 phase. They produce more output at idle and are more efficient than a conventional alternator. JS Alternators h...

View full details
Original price $499.00
Original price $499.00 - Original price $499.00
Original price $499.00
Current price $399.00
$399.00 - $399.00
Current price $399.00
Save 20% Save %

14007 GM Truck High Output Alternator LS Bracket - One Wire Turn On

JS Alternators
Original price $499.00 - Original price $569.00
Original price $499.00 - Original price $569.00
Original price $499.00
$399.00 - $449.00
$399.00 - $449.00
Current price $399.00
In stock

Hairpin units are commonly called 6 phase. They produce more output at idle and are more efficient than a conventional alternator. JS Alternators ...

View full details
Original price $499.00 - Original price $569.00
Original price $499.00 - Original price $569.00
Original price $499.00
$399.00 - $449.00
$399.00 - $449.00
Current price $399.00
Save up to 21% Save %

15.5 Volt Regulator (ONLY for charging Lithium over 15volts) (Not for AGM Battery use)

JS Alternators
Original price $55.00 - Original price $55.00
Original price
$55.00
$55.00 - $55.00
Current price $55.00

Verify your battery’s maximum charging voltage before ordering. Voltage can vary from 15.1 to 15.5v*Requires wiring supplied plug. *May cause Batte...

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Original price $55.00 - Original price $55.00
Original price
$55.00
$55.00 - $55.00
Current price $55.00

16 Volt Regulator (ONLY for charging Lithium to 16 volts) (Not for AGM Battery use)

JS Alternators
Original price $60.00 - Original price $60.00
Original price
$60.00
$60.00 - $60.00
Current price $60.00

16Volt regulator (15.8v Hot) Verify your battery’s maximum charging voltage before ordering.*Requires wiring supplied plug.*May cause Battery Ligh...

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Original price $60.00 - Original price $60.00
Original price
$60.00
$60.00 - $60.00
Current price $60.00

1987 Oldsmobile 98 V6 3.8L cs144 High Output Alternator

JS Alternators
Original price $499.00 - Original price $709.00
Original price $499.00 - Original price $709.00
Original price $499.00
$399.00 - $559.00
$399.00 - $559.00
Current price $399.00
In stock

Fitment: This is a direct fit high-output alternator for the 1987 Oldsmobile 98 3.8L. Being a direct fit, this alternator fits directly into your ...

View full details
Original price $499.00 - Original price $709.00
Original price $499.00 - Original price $709.00
Original price $499.00
$399.00 - $559.00
$399.00 - $559.00
Current price $399.00
Save up to 21% Save %

1991 Buick Reatta V6 3.8L cs144 High Output Alternator

JS Alternators
Original price $499.00 - Original price $709.00
Original price $499.00 - Original price $709.00
Original price $499.00
$399.00 - $559.00
$399.00 - $559.00
Current price $399.00
In stock

Fitment: This is a direct fit high-output alternator for the 1991 Buick Reatta 3.8L. Being a direct fit, this alternator fits directly into your s...

View full details
Original price $499.00 - Original price $709.00
Original price $499.00 - Original price $709.00
Original price $499.00
$399.00 - $559.00
$399.00 - $559.00
Current price $399.00
Save up to 21% Save %

2002-2007 Ford Taurus V6 3.0L High Output Alternator (Vin S)

JS Alternators
Original price $499.00 - Original price $569.00
Original price $499.00 - Original price $569.00
Original price $499.00
$399.00 - $449.00
$399.00 - $449.00
Current price $399.00
In stock

Fitment: This is a direct fit high-output alternator for the 2002-2007 Ford Taurus 3.0L. Being a direct fit, this alternator fits directly into yo...

View full details
Original price $499.00 - Original price $569.00
Original price $499.00 - Original price $569.00
Original price $499.00
$399.00 - $449.00
$399.00 - $449.00
Current price $399.00
Save up to 21% Save %

1987 Oldsmobile Delta 88 V6 3.8L cs144 High Output Alternator

JS Alternators
Original price $499.00 - Original price $709.00
Original price $499.00 - Original price $709.00
Original price $499.00
$399.00 - $559.00
$399.00 - $559.00
Current price $399.00
In stock

Fitment: This is a direct fit high-output alternator for the 1987 Oldsmobile Delta 88 3.8L. Being a direct fit, this alternator fits directly into...

View full details
Original price $499.00 - Original price $709.00
Original price $499.00 - Original price $709.00
Original price $499.00
$399.00 - $559.00
$399.00 - $559.00
Current price $399.00
Save up to 21% Save %

1987 Buick Electra V6 3.8L cs144 High Output Alternator

JS Alternators
Original price $499.00 - Original price $709.00
Original price $499.00 - Original price $709.00
Original price $499.00
$399.00 - $559.00
$399.00 - $559.00
Current price $399.00
In stock

Fitment: This is a direct fit high-output alternator for the 1987 Buick Electra 3.8L. Being a direct fit, this alternator fits directly into your ...

View full details
Original price $499.00 - Original price $709.00
Original price $499.00 - Original price $709.00
Original price $499.00
$399.00 - $559.00
$399.00 - $559.00
Current price $399.00
Save up to 21% Save %