Skip to content
icon-X
Close menu
Home
About
Alternators
Billet Alternators
Accessories
Merch
FAQ
Contact
Dealers
Receive a Quote
Instructions
Return Requests
Warranty & Other Policies
Privacy Policy
Blog
Sitemap
Log in
instagram
Instagram
Facebook
YouTube
Receive a Quote
Instructions
Return Requests
Warranty & Other Policies
Privacy Policy
Blog
Sitemap
instagram
Instagram
Facebook
YouTube
icon-search
Search
icon-hamburger
Site navigation
account
Log in
icon-search
Search
Cart
Home
About
Alternators
Billet Alternators
Accessories
Merch
FAQ
Contact
Dealers
Search
Search
Pause slideshow
Play slideshow
FREE SHIPPING
On all orders shipped within the United States
Hassle-free returns
90-day return policy
Lifetime Warranty
On JS Alternators employee labor and a one year warranty on parts
4.3L
Customers rate us 4.8/5 based on 202 reviews.
Select Vehicle
Select Vehicle
view all
Vehicle Make
Search
Buick
Cadillac
Chevrolet
Dodge
GMC
Isuzu
Lexus
Motor Swap
Oldsmobile
Pontiac
Vehicle Model
Search
98
6000
Apollo
Astro
Blazer
Bonneville
Bravada
C1500
Caballero
Caprice
Catalina
Century
Chevrolet
Cutlass
Cutlass Calais
Cutlass Ciera
Cutlass Cruiser
Cutlass Salon
Cutlass Supreme
Delta 88
Deville
Electra
Firebird
Fleetwood
G1500
G2500
G3500
Grand Prix
Gs430
Hombre
Impala
Jimmy
K20
K1500
K2500
Laurentian
Lemans
Ls430
Malibu
Monte Carlo
Motor Swap
Omega
P3500
Parisienne
R1500
R2500
Regal
S10 Blazer
S15
S15 Jimmy
S 15
Safari
Savana 1500
Savana 2500
Savana 3500
Sc430
Sierra 1500
Sierra 1500 Classic
Skylark
Sonoma
Suburban
Syclone
Typhoon
V1500
Ventura
Vehicle Liter Engine
Search
1.9L
2.0L
2.2L
3.8L
4.1L
4.3L
4.8L
5.0L
5.3L
5.7L
6.0L
clear
Vehicle Year
Search
1963-1966
1966
1975
1975-1976
1975 1977
1975-1981
1976
1977 1982
1978 1982
1980
1980-1981
1980 1982
1980 1987
1981
1981-1985
1982 1983
1982-1984
1982-1985
1983 1984
1983-1985
1984-1985
1985
1985 1986
1985 1987
1986
1987
1987-1993
1987-1995
1987-1996
1987-2004
1988-1989
1988-1990
1988-1991
1988-1992
1988-1993
1988 1995
1988-1996
1991
1991-1993
1992-1993
1992-1995
1993-1995
1994
1994-1995
1994-1996
1994-1997
1994 1999
1994-2003
1994-2004
1995
1996-1997
1996-1998
1996 1999
1996-2000
1996-2002
1996-2004
1996-2005
1997-2000
1998-2001
1998-2005
1998-2004
1999 2018
2000
2000-2004
2001-2003
2001-2005
2001 2008
2002
2003-2010
2004
2004-2006
2005
2005-2020
2006-2007
2007
2009-2014
2018-2022
Amperage
250 amp alternator
(158)
320 amp alternator
(158)
370 amp alternator
(45)
400 amp alternator
(45)
250 amps 6 phase hairpin
(12)
320 amps 6 phase hairpin
(11)
370 amps 6 phase hairpin
(5)
400 amps 6 phase hairpin
(5)
Price
Filter
icon-X
Close menu
Select Vehicle
Select Vehicle
view all
Vehicle Make
Search
Buick
Cadillac
Chevrolet
Dodge
GMC
Isuzu
Lexus
Motor Swap
Oldsmobile
Pontiac
Vehicle Model
Search
98
6000
Apollo
Astro
Blazer
Bonneville
Bravada
C1500
Caballero
Caprice
Catalina
Century
Chevrolet
Cutlass
Cutlass Calais
Cutlass Ciera
Cutlass Cruiser
Cutlass Salon
Cutlass Supreme
Delta 88
Deville
Electra
Firebird
Fleetwood
G1500
G2500
G3500
Grand Prix
Gs430
Hombre
Impala
Jimmy
K20
K1500
K2500
Laurentian
Lemans
Ls430
Malibu
Monte Carlo
Motor Swap
Omega
P3500
Parisienne
R1500
R2500
Regal
S10 Blazer
S15
S15 Jimmy
S 15
Safari
Savana 1500
Savana 2500
Savana 3500
Sc430
Sierra 1500
Sierra 1500 Classic
Skylark
Sonoma
Suburban
Syclone
Typhoon
V1500
Ventura
Vehicle Liter Engine
Search
1.9L
2.0L
2.2L
3.8L
4.1L
4.3L
4.8L
5.0L
5.3L
5.7L
6.0L
clear
Vehicle Year
Search
1963-1966
1966
1975
1975-1976
1975 1977
1975-1981
1976
1977 1982
1978 1982
1980
1980-1981
1980 1982
1980 1987
1981
1981-1985
1982 1983
1982-1984
1982-1985
1983 1984
1983-1985
1984-1985
1985
1985 1986
1985 1987
1986
1987
1987-1993
1987-1995
1987-1996
1987-2004
1988-1989
1988-1990
1988-1991
1988-1992
1988-1993
1988 1995
1988-1996
1991
1991-1993
1992-1993
1992-1995
1993-1995
1994
1994-1995
1994-1996
1994-1997
1994 1999
1994-2003
1994-2004
1995
1996-1997
1996-1998
1996 1999
1996-2000
1996-2002
1996-2004
1996-2005
1997-2000
1998-2001
1998-2005
1998-2004
1999 2018
2000
2000-2004
2001-2003
2001-2005
2001 2008
2002
2003-2010
2004
2004-2006
2005
2005-2020
2006-2007
2007
2009-2014
2018-2022
Amperage
250 amp alternator
(158)
320 amp alternator
(158)
370 amp alternator
(45)
400 amp alternator
(45)
250 amps 6 phase hairpin
(12)
320 amps 6 phase hairpin
(11)
370 amps 6 phase hairpin
(5)
400 amps 6 phase hairpin
(5)
Price
icon-filter
Select Vehicle
170 products
Sort
Sort
Featured
Best selling
Alphabetically, A-Z
Alphabetically, Z-A
Price, low to high
Price, high to low
Date, old to new
Date, new to old
Sale
1994-1996 Chevrolet Caprice V8 4.3L cs144 High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1994-1997 GMC Jimmy V6 4.3L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1994-1997 GMC Sonoma V6 4.3L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1994-1999 GMC Safari V6 4.3L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1995 Chevrolet Blazer V6 4.3L cs130 High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1996-1997 Chevrolet Blazer V6 4.3L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1996-1997 Chevrolet S10 V6 4.3L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1996-1997 Oldsmobile Bravada V6 4.3L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1996-1998 Chevrolet K1500 V6 4.3L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1996-1998 GMC C1500 V6 4.3L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1996-1998 GMC K1500 V6 4.3L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1996-1999 Chevrolet P30 V6 4.3L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1996-1999 GMC P3500 V6 4.3L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1996-2000 Chevrolet Express 2500 V6 4.3L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1996-2000 GMC Savana 1500 V6 4.3L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1996-2000 GMC Savana 2500 V6 4.3L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1996-2002 Chevrolet C1500 V6 4.3L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1996-2005 Chevrolet Astro V6 4.3L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1996-2008 Chevrolet Express 1500 V6 4.3L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1997-2000 Isuzu Hombre V6 4.3L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1998-2001 Oldsmobile Bravada V6 4.3L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1998-2004 Chevrolet S10 V6 4.3L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1998-2004 GMC Sonoma V6 4.3L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1998-2005 Chevrolet Blazer V6 4.3L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1998-2005 GMC Jimmy V6 4.3L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1999-2004 Chevrolet Silverado 1500 V6 4.3L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1999-2004 GMC Sierra 1500 V6 4.3L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
2000 Chevrolet Cargo Van V6 4.3L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Previous
1
…
3
4
5
6
7
icon-chevron
Next
icon-X
"Close (esc)"
icon-X
icon-chevron
icon-X
4.3L