Power & Electrical

Keep it Juiced, keep it loud!

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Batteries AGM LIPO Active Balancers Alternators Chargers Buss Bars Caps LTO Terminals Wiring & Power

Alternators

High-Output Car Audio Alternators are built to supply consistent, high-current power for demanding audio systems. Designed for daily drivers, demo vehicles, and competition-level builds, these alternators deliver increased amperage at idle and under load, helping eliminate voltage drop, dimming lights, and power loss. Whether you’re running big amplifiers, multiple batteries, or full electrical upgrades, high-output alternators keep your system charged, stable, and ready to perform.

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1964-1967 Chevrolet Malibu V8 4.6L 12si High Output Alternator

JS Alternators

$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

In stock

Fitment: This is a direct fit high-output alternator for the 1964-1967 Chevrolet Malibu 4.6L. Being a direct fit, this alternato...

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$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

Save up to 21%

1966 Chevrolet Suburban L6 4.1L 12si High Output Alternator

JS Alternators

$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

In stock

Fitment: This is a direct fit high-output alternator for the 1966 Chevrolet Suburban 4.1L. Being a direct fit, this alternator f...

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$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

Save up to 21%

1964-1969 Chevrolet Impala V8 5.4L 12si High Output Alternator

JS Alternators

$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

In stock

Fitment: This is a direct fit high-output alternator for the 1964-1969 Chevrolet Impala 5.4L. Being a direct fit, this alternato...

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$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

Save up to 21%

1965-1972 Chevrolet Impala L6 4.1L 12si High Output Alternator

JS Alternators

$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

In stock

Fitment: This is a direct fit high-output alternator for the 1965-1972 Chevrolet Impala 4.1L. Being a direct fit, this alternator f...

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$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

Save up to 21%

1965-1968 Chevrolet Chevelle V8 5.4L 12si High Output Alternator

JS Alternators

$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

In stock

Fitment: This is a direct fit high-output alternator for the 1965-1968 Chevrolet Chevelle 5.4L. Being a direct fit, this alterna...

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$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

Save up to 21%

1965 Chevrolet Corvette V8 6.5L 12si High Output Alternator

JS Alternators

$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

In stock

Fitment: This is a direct fit high-output alternator for the 1965 Chevrolet Corvette 6.5L. Being a direct fit, this alternator f...

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$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

Save up to 21%

1964-1970 Chevrolet C40 L6 3.8L 12si High Output Alternator

JS Alternators

$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

In stock

Fitment: This is a direct fit high-output alternator for the 1964-1970 Chevrolet C40 3.8L. Being a direct fit, this alternator f...

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$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

Save up to 21%

1964-1967 Chevrolet Chevelle V8 4.6L 12si High Output Alternator

JS Alternators

$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

In stock

Fitment: This is a direct fit high-output alternator for the 1964-1967 Chevrolet Chevelle 4.6L. Being a direct fit, this alterna...

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$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

Save up to 21%

1966-1967 Buick LeSabre V8 5.6L 12si High Output Alternator

JS Alternators

$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

In stock

Fitment: This is a direct fit high-output alternator for the 1966-1967 Buick LeSabre 5.6L. Being a direct fit, this alternator fits directl...

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$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

Save up to 21%

1965-1969 Oldsmobile 442 V8 6.6L 12si High Output Alternator

JS Alternators

$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

In stock

Fitment: This is a direct fit high-output alternator for the 1965-1969 Oldsmobile 442 6.6L. Being a direct fit, this alternator ...

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$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

Save up to 21%

1965-1967 Oldsmobile Delta 88 V8 7.0L 12si High Output Alternator

JS Alternators

$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

In stock

Fitment: This is a direct fit high-output alternator for the 1965-1967 Oldsmobile Delta 88 7.0L. Being a direct fit, this altern...

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$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

Save up to 21%

1966 Chevrolet P10 Series L6 3.2L 12si High Output Alternator

JS Alternators

$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

In stock

Fitment: This is a direct fit high-output alternator for the 1966 Chevrolet P10 Series 3.2L. Being a direct fit, this alternator...

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$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

Save up to 21%

1964-1967 Buick Special V8 4.9L 12si High Output Alternator

JS Alternators

$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

In stock

Fitment: This is a direct fit high-output alternator for the 1964-1967 Buick Special 4.9L. Being a direct fit, this alternator fits directl...

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$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

Save up to 21%

1966 GMC Suburban L6 4.1L 12si High Output Alternator

JS Alternators

$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

In stock

Fitment: This is a direct fit high-output alternator for the 1966 GMC Suburban 4.1L. Being a direct fit, this alternator fits directly into your ...

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$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

Save up to 21%

1964-1967 Chevrolet Malibu L6 3.8L 12si High Output Alternator

JS Alternators

$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

In stock

Fitment: This is a direct fit high-output alternator for the 1964-1967 Chevrolet Malibu 3.8L. Being a direct fit, this alternato...

View full details

$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

Save up to 21%

1964-1967 Oldsmobile F85 V8 5.4L 12si High Output Alternator

JS Alternators

$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

In stock

Fitment: This is a direct fit high-output alternator for the 1964-1967 Oldsmobile F85 5.4L. Being a direct fit, this alternator ...

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$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

Save up to 21%

1966 Jeep FC170HD L6 3.7L 12si High Output Alternator

JS Alternators

$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

In stock

Fitment: This is a direct fit high-output alternator for the 1966 Jeep FC170HD 3.7L. Being a direct fit, this alternator fits di...

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$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

Save up to 21%

1966-1967 Buick Skylark V8 5.6L 12si High Output Alternator

JS Alternators

$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

In stock

Fitment: This is a direct fit high-output alternator for the 1966-1967 Buick Skylark 5.6L. Being a direct fit, this alternator fits directl...

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$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

Save up to 21%

1965-1967 Pontiac Tempest L6 3.8L 12si High Output Alternator

JS Alternators

$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

In stock

Fitment: This is a direct fit high-output alternator for the 1965-1967 Pontiac Tempest 3.8L. Being a direct fit, this alternator...

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$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

Save up to 21%

1964-1967 Cadillac Eldorado V8 7.0L 12si High Output Alternator

JS Alternators

$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

In stock

Fitment: This is a direct fit high-output alternator for the 1964-1967 Cadillac Eldorado 7.0L. Being a direct fit, this alternator fits dir...

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$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

Save up to 21%

1966 Jeep FC150 V6 3.7L 12si High Output Alternator

JS Alternators

$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

In stock

Fitment: This is a direct fit high-output alternator for the 1966 Jeep FC150 3.7L. Being a direct fit, this alternator fits dire...

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$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

Save up to 21%

1996-2024 GM Billet High Output Alternator (Violet)

JS Alternators

$749.00 - $849.00

$749.00

$549.00 - $699.00

$549.00

In stock

Fitment: This is a custom designed billet high-output alternator for GM Vehicles 1996-2024. Being a direct fit, this alternator fits directly into...

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$749.00 - $849.00

$749.00

$549.00 - $699.00

$549.00

Save up to 27%

1964-1967 Cadillac DeVille V8 7.0L 12si High Output Alternator

JS Alternators

$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

In stock

Fitment: This is a direct fit high-output alternator for the 1964-1967 Cadillac DeVille 7.0L. Being a direct fit, this alternator fits dire...

View full details

$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

Save up to 21%

1965-1968 Oldsmobile Cutlass V8 6.6L 12si High Output Alternator

JS Alternators

$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

In stock

Fitment: This is a direct fit high-output alternator for the 1965-1968 Oldsmobile Cutlass 6.6L. Being a direct fit, this alterna...

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$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

Save up to 21%

1996-2024 GM Billet High Output Alternator (Gold)

JS Alternators

$749.00 - $849.00

$749.00

$549.00 - $699.00

$549.00

In stock

Fitment: This is a custom designed billet high-output alternator for GM Vehicles 1996-2024. Being a direct fit, this alternator fits directly into...

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$749.00 - $849.00

$749.00

$549.00 - $699.00

$549.00

Save up to 27%

1996-2024 GM Billet High Output Alternator (Orange)

JS Alternators

$749.00 - $849.00

$749.00

$549.00 - $699.00

$549.00

In stock

Fitment: This is a custom designed billet high-output alternator for GM Vehicles 1996-2024. Being a direct fit, this alternator fits directly into...

View full details

$749.00 - $849.00

$749.00

$549.00 - $699.00

$549.00

Save up to 27%

1996-2024 GM Billet High Output Alternator

JS Alternators

$749.00 - $849.00

$749.00

$549.00 - $699.00

$549.00

Fitment: This is a custom designed billet high-output alternator for GM Vehicles 1996-2024. Being a direct fit, this alternator fits directly into...

View full details

$749.00 - $849.00

$749.00

$549.00 - $699.00

$549.00

Save up to 27%

1996-2024 GM Billet High Output Alternator (Teal)

JS Alternators

$749.00 - $849.00

$749.00

$549.00 - $699.00

$549.00

In stock

Fitment: This is a custom designed billet high-output alternator for GM Vehicles 1996-2024. Being a direct fit, this alternator fits directly into...

View full details

$749.00 - $849.00

$749.00

$549.00 - $699.00

$549.00

Save up to 27%

1987 Buick LeSabre V6 3.8L cs144 High Output Alternator

JS Alternators

$499.00 - $709.00

$499.00

$399.00 - $559.00

$399.00

In stock

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

View full details

$499.00 - $709.00

$499.00

$399.00 - $559.00

$399.00

Save up to 21%

1987-1988 Buick Century V6 3.8L cs144 High Output Alternator

JS Alternators

$499.00 - $709.00

$499.00

$399.00 - $559.00

$399.00

In stock

Fitment: This is a direct fit high-output alternator for the 1987-1988 Buick Century 3.8L. Being a direct fit, this alternator fits directly into ...

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$499.00 - $709.00

$499.00

$399.00 - $559.00

$399.00

Save up to 21%

1996-2024 GM Billet High Output Alternator (Green)

JS Alternators

$749.00 - $849.00

$749.00

$549.00 - $699.00

$549.00

In stock

Fitment: This is a custom designed billet high-output alternator for GM Vehicles 1996-2024. Being a direct fit, this alternator fits directly into...

View full details

$749.00 - $849.00

$749.00

$549.00 - $699.00

$549.00

Save up to 27%

2007-2009 Toyota Camry L4 2.4L High Output Alternator

JS Alternators

$499.00

$499.00 - $499.00

$499.00

$399.00

$399.00 - $399.00

$399.00

In stock

Fitment: This is a direct fit high-output alternator for the 2007-2009 Toyota Camry 2.4L. Being a direct fit, this alternator fits directly into y...

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$499.00

$499.00 - $499.00

$499.00

$399.00

$399.00 - $399.00

$399.00

Save 20%

1998-2002 Lincoln Town Car V8 4.6L High Output Alternator (Limo or Police)

JS Alternators

$499.00 - $709.00

$499.00

$399.00 - $559.00

$399.00

In stock

Fitment: This is a direct fit high-output alternator for the 1998-2002 Lincoln Town Car 4.6L. Being a direct fit, this alternator fits directly in...

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$499.00 - $709.00

$499.00

$399.00 - $559.00

$399.00

Save up to 21%

1987 Buick Regal V6 3.8L cs144 High Output Alternator

JS Alternators

$499.00 - $709.00

$499.00

$399.00 - $559.00

$399.00

In stock

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

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$499.00 - $709.00

$499.00

$399.00 - $559.00

$399.00

Save up to 21%

2016-2017 Chevrolet Express 2500 V8 4.8L High Output Alternator

JS Alternators

$499.00 - $709.00

$499.00

$399.00 - $559.00

$399.00

In stock

Fitment: This is a direct fit high-output alternator for the 2016-2017 Chevrolet Express 2500 4.8L. Being a direct fit, this alternator fits direc...

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$499.00 - $709.00

$499.00

$399.00 - $559.00

$399.00

Save up to 21%

Triple Alternator Bracket Kit – 2000-2013 GM/Chevy Trucks 5.3L, 4.8L, 6.0L, 6.2L V8 (Includes 2 Alternators)

JS Alternators

$1,590.92 - $1,861.73

$1,590.92

$1,303.19 - $1,573.19

$1,303.19

In stock

Maximize your vehicle’s electrical power with the JS Alternators Triple Alternator Bracket Bundle, designed for 2000-2013 GM and Chevy trucks with ...

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$1,590.92 - $1,861.73

$1,590.92

$1,303.19 - $1,573.19

$1,303.19

Save up to 15%

Dual Alternator Bracket Kit – 1999-2013 Chevy 4.8L, 5.3L, 6.0L, 6.2L V8 Vortec Engines (Includes 2 Alternators)

JS Alternators

$1,677.42 - $1,881.79

$1,677.42

$1,213.19 - $1,483.19

$1,213.19

In stock

Upgrade your vehicle’s charging system with the JS Alternators Dual Alternator Bracket Kit, bundled with two high-output billet alternator for incr...

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$1,677.42 - $1,881.79

$1,677.42

$1,213.19 - $1,483.19

$1,213.19

Save up to 28%

2005-2007 Ford Focus L4 2.0L High Output Alternator (California Emissions)

JS Alternators

$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

In stock

Fitment: This is a direct fit high-output alternator for the 2005-2007 Ford Focus 2.0L. Being a direct fit, this alternator fits directly into you...

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$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

Save up to 21%

2015-2016 Hyundai Genesis V6 3.8L High Output Alternator

JS Alternators

$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

In stock

Fitment: This is a direct fit high-output alternator for the 2015-2016 Hyundai Genesis 3.8L. Being a direct fit, this alternator fits directly int...

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$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

Save up to 21%

2020-2023 Ram 1500 V6 3.0L High Output Alternator

JS Alternators

$549.00 - $769.00

$549.00

$469.00 - $639.00

$469.00

In stock

Fitment: This is a direct fit high-output alternator for the 2020-2023 Ram 1500 3.0L. Being a direct fit, this alternator fits directly into your ...

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$549.00 - $769.00

$549.00

$469.00 - $639.00

$469.00

Save up to 17%

Triple Alternator Bracket Kit – 2000-2013 GM/Chevy Trucks 5.3L, 4.8L, 6.0L, 6.2L V8 (Includes 1 Alternator)

JS Alternators

$1,093.98 - $1,230.04

$1,093.98

$809.09 - $944.09

$809.09

In stock

Maximize your vehicle’s electrical power with the JS Alternators Triple Alternator Bracket Bundle, designed for 2000-2013 GM and Chevy trucks with ...

View full details

$1,093.98 - $1,230.04

$1,093.98

$809.09 - $944.09

$809.09

Save up to 23%

1963-1966 Pontiac Grand Prix V8 6.4L 12si High Output Alternator

JS Alternators

$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

In stock

Fitment: This is a direct fit high-output alternator for the 1963-1966 Pontiac Grand Prix 6.4L. Being a direct fit, this alterna...

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$499.00 - $569.00

$499.00

$399.00 - $449.00

$399.00

Save up to 21%

2012-2015 Scion xB L4 2.4L High Output Alternator

JS Alternators

$499.00

$499.00 - $499.00

$499.00

$399.00

$399.00 - $399.00

$399.00

In stock

Fitment: This is a direct fit high-output alternator for the 2012-2015 Scion xB 2.4L. Being a direct fit, this alternator fits directly into your ...

View full details

$499.00

$499.00 - $499.00

$499.00

$399.00

$399.00 - $399.00

$399.00

Save 20%

Dual Alternator Bracket Kit – 1999-2013 Chevy 4.8L, 5.3L, 6.0L, 6.2L V8 Vortec Engines (Includes 1 Alternator)

JS Alternators

$1,003.06 - $1,139.37

$1,003.06

$719.09 - $854.09

$719.09

In stock

Upgrade your vehicle’s charging system with the JS Alternators Dual Alternator Bracket Kit, bundled with one high-output billet alternator for incr...

View full details

$1,003.06 - $1,139.37

$1,003.06

$719.09 - $854.09

$719.09

Save up to 25%