Skip to content
icon-X
Close menu
Home
About
Alternators
Billet Alternators
Batteries
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
Batteries
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
4.5L
Customers rate us 4.8/5 based on 216 reviews.
Select Vehicle
Select Vehicle
view all
Vehicle Make
Search
Cadillac
Infiniti
Lexus
Vehicle Model
Search
Allante
Deville
Eldorado
Fleetwood
Fx45
M45
Q45
Seville
Vehicle Liter Engine
Search
4.5L
clear
Vehicle Year
Search
1988
1988-1990
1989 1992
1996-1997
2002-2005
2003-2008
2006
2006-2010
Amperage
250 amp alternator
(10)
320 amp alternator
(10)
370 amp alternator
(9)
400 amp alternator
(9)
Price
Filter
icon-X
Close menu
Select Vehicle
Select Vehicle
view all
Vehicle Make
Search
Cadillac
Infiniti
Lexus
Vehicle Model
Search
Allante
Deville
Eldorado
Fleetwood
Fx45
M45
Q45
Seville
Vehicle Liter Engine
Search
4.5L
clear
Vehicle Year
Search
1988
1988-1990
1989 1992
1996-1997
2002-2005
2003-2008
2006
2006-2010
Amperage
250 amp alternator
(10)
320 amp alternator
(10)
370 amp alternator
(9)
400 amp alternator
(9)
Price
icon-filter
Select Vehicle
10 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
1988 Cadillac Seville V8 4.5L cs144 High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1988-1990 Cadillac DeVille V8 4.5L cs144 High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1988-1990 Cadillac Eldorado V8 4.5L cs144 High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1988-1990 Cadillac Fleetwood V8 4.5L cs144 High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1989-1992 Cadillac Allante V8 4.5L cs144 High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
1996-1997 Lexus LX450 L6 4.5L High Output Alternator
Regular price
$459.00
Sale price
from $359.00
Save $100.00
Sale
2002-2005 Infiniti Q45 V8 4.5L High Output Alternator
Regular price
$509.00
Sale price
from $429.00
Save $80.00
Sale
2003-2008 Infiniti FX45 V8 4.5L High Output Alternator
Regular price
$509.00
Sale price
from $429.00
Save $80.00
Sale
2006 Infiniti Q45 V8 4.5L High Output Alternator
Regular price
$509.00
Sale price
from $429.00
Save $80.00
Sale
2006-2010 Infiniti M45 V8 4.5L High Output Alternator
Regular price
$509.00
Sale price
from $429.00
Save $80.00
icon-X
"Close (esc)"
icon-X
icon-chevron
icon-X
4.5L