2004 Cadillac CTS Headlights

Essential 2004 Cadillac CTS Headlights

Tech Smart – Headlight Wiring Harness (Part No.F90014)

Headlight Wiring Harness

from

$17.05
Qualities that have made SMP an industry leader for more than 95 years, innovation, engineering expertise, superior quality, meticulous testing, unmatched customer service, competitive pricing, and brand integrity, are at the heart of every TechSmart part

Product Features:
  • All TechSmart headlight wiring harnesses are guaranteed to meet or exceed OE performance providing today’s technician with the quality parts needed to get the job done right, the first time
  • Each TechSmart® High Temperature Headlight Wiring Harness features 14 gauge wire for better conductivity
  • Each TechSmart® High Temperature Headlight Wiring Harnesses a complete “plug & play” unit that plugs right in between the factory harness and new bulb for ease of installation
  • Each TechSmart® High Temperature Headlight Wiring Harness can be used as a complete harness or pigtail if the original connector is melted
  • TechSmart’s F90014 high-temp design for H9 bulbs prevents the connector from melting when using high-intensity aftermarket light bulbs.
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Carquest Premium – Fog / Driving Light Wiring Harness (Part No.FAA1143)

Fog / Driving Light Wiring Harness

from

$15.29
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
See More

Carquest Premium – Fog / Driving Light Wiring Harness (Part No.FAA1151)

Fog / Driving Light Wiring Harness

from

$18.29
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
See More

Sylvania – 194 Long Life: Mini Bulb, Standard Performance, 2 Pack (Part No.194LLBP2)

194 Long Life: Mini Bulb, Standard Performance, 2 Pack

from

$7.99
SYLVANIA Long Life miniature bulbs provide standard performance for your car or truck’s interior and exterior auxiliary lighting. Ideal for use in your car’s back up or reverse, trunk, dome lights and more, Long Life bulbs are a direct replacement for your vehicle. Designed for durability, lower maintenance due to longer bulb life, and to perform to all relevant safety standards.

Product Features:
  • DEPENDABLE: Made from high quality materials for long-lasting durability
  • EASY DIY INSTALLATION: A direct replacement for the factory bulbs in your vehicle, no modification required
  • SMART MAINTENANCE: Always replace bulbs in pairs to ensure equal brightness and color
  • PRO TIP: When changing your bulb, never touch the glass. Always use gloves or a clean shop towel to reduce the transfer of oils during install
  • SAFETY: High-quality SYLVANIA bulbs are designed to perform to all relevant safety standards set for the lighting application
  • TRUSTED BRAND: SYLVANIA is a trusted OEM automotive lighting manufacturer, with over 100 years of superior optical engineering experience
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Sylvania – 9006XS SilverStar: Halogen Headlight Bulb, Brighter Downroad and Whiter Light, 1 Pack (Part No.9006XSSTBP)

9006XS SilverStar: Halogen Headlight Bulb, Brighter Downroad and Whiter Light, 1 Pack

from

$28.49
SYLVANIA SilverStar® high performance halogen headlight bulbs provide a balance of improved visibility and bulb life to deliver a brighter and whiter light when compared to SYLVANIA Basic. The combination of downroad, sideroad, and whiter light helps to achieve more clarity during night-time driving. More clarity can improve contrast and object visibility such as street signs and road hazards while driving. SYLVANIA headlight bulbs are designed with safety in mind to prevent glare when installed properly by focusing light where you need it on the road.

Product Features:
  • BRIGHTER: A specially designed filament and proprietary halogen gas mixture produces a brighter downroad light
  • WHITER LIGHT: Blue ceramic coating technology provides a whiter light for more clarity and improved contrast, making it easier to see objects in the road
  • EASY DIY INSTALLATION: A direct replacement for the factory bulbs in your vehicle, no modification required
  • SMART MAINTENANCE: Headlights dim over time, always replace bulbs in pairs to ensure equal brightness and color
  • PRO TIP: When changing your bulb, never touch the glass. Always use gloves or a clean shop towel to reduce the transfer of oils during install
  • SAFETY: Compliant with DOT regulations and SAE standards, SYLVANIA headlight bulbs are designed with safety in mind to prevent glare
  • TRUSTED BRAND: SYLVANIA is a trusted OEM automotive lighting manufacturer, with over 100 years of superior optical engineering experience
See More

Sylvania – D1S Basic Headlight Bulb, 1 pack (Part No.D1S)

D1S Basic Headlight Bulb, 1 pack

from

$104.99
SYLVANIA Basic High Intensity Discharge Lighting, commonly referred to as HID, Xenon or XENARC bulbs deliver a brilliant white light on the road. A direct replacement for aged or burned-out factory bulbs, SYLVANIA HID lights are highly engineered and manu

Product Features:
  • DEPENDABLE: Engineered with precision OEM quality for consistent performance
  • ENERGY EFFICIENT: Low power consumption provides an ultra long life span
  • BRIGHTER LIGHT: Tuned for quick warm-up to produce a high intensity light output at SAE/ECE performance levels
  • WHITE LIGHT: Xenon gas Produces a brilliant white light to stimulate and reflect paint in road markers and signs to help improve visibility
  • EASY DIY INSTALLATION: A direct replacement for HID equipped vehicles, no modification required; not a halogen replacement
  • SMART MAINTENANCE: Headlights dim over time, always replace bulbs in pairs to ensure equal brightness and color
  • PRO TIP: When changing your bulb, never touch the glass. Always use gloves or a clean shop towel to reduce the transfer of oils during install
  • SAFETY: Compliant with DOT regulations and SAE standards, SYLVANIA headlight bulbs are designed to prevent glare, making them safe for on-road use
  • TRUSTED BRAND: SYLVANIA is a trusted OEM automotive lighting manufacturer, with over 100 years of superior optical engineering experience
See More

Sylvania – 9006XS Basic: Halogen Headlight Bulb, Basic Performance, 1 Pack (Part No.9006XSBP)

9006XS Basic: Halogen Headlight Bulb, Basic Performance, 1 Pack

from

$17.99
SYLVANIA Basic halogen headlight bulbs are designed to meet DOT regulations and SAE standards for performance and life. Made from high quality materials, they are designed to match the basic performance of your car or truck’s original bulb. SYLVANIA headlight bulbs are designed with safety in mind to prevent glare when installed properly by focusing light where you need it on the road.

Product Features:
  • DEPENDABLE: Made from high quality materials for long-lasting durability to improve your driving situation
  • OE QUALITY: Designed to match the basic performance of your vehicle’s original bulb
  • EASY DIY INSTALLATION: A direct replacement for the factory bulbs in your vehicle, no modification required
  • SMART MAINTENANCE: Headlights dim over time, always replace bulbs in pairs to ensure equal brightness and color
  • PRO TIP: When changing your bulb, never touch the glass. Always use gloves or a clean shop towel to reduce the transfer of oils during install
  • SAFETY: Compliant with DOT regulations and SAE standards, SYLVANIA headlight bulbs are designed with safety in mind to prevent glare
  • TRUSTED BRAND: SYLVANIA is a trusted OEM automotive lighting manufacturer, with over 100 years of superior optical engineering experience
See More

Dorman – High Intensity Discharge Control Ballast (Part No.601-051)

High Intensity Discharge Control Ballast

from

$373.99
This high-intensity discharge lighting ballast is designed to match the fit and performance of the original HID ballast and restore proper headlight function on specified vehicles.

Product Features:
  • Direct replacement – this high-intensity discharge lighting ballast is made to match the fit and performance of the original HID ballast on specific vehicle applications
  • Restores functionality – reliable replacement for an original part that has failed due to a voltage surge in electrical system
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Carquest Premium – High Intensity Discharge (HID) Lighting Ballast (Part No.RAC1981)

High Intensity Discharge (HID) Lighting Ballast

from

$251.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
See More

Carquest Premium – Fog / Driving Light Wiring Harness (Part No.FAA1147)

Fog / Driving Light Wiring Harness

from

$20.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
See More

Carquest Premium – Fog / Driving Light Wiring Harness (Part No.FAA1145)

Fog / Driving Light Wiring Harness

from

$18.29
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
See More

Tech Smart – Headlight Wiring Harness (Part No.F90009)

Headlight Wiring Harness

from

$17.99
Qualities that have made SMP an industry leader for more than 95 years, innovation, engineering expertise, superior quality, meticulous testing, unmatched customer service, competitive pricing, and brand integrity, are at the heart of every TechSmart part.

Product Features:
  • 14 gauge wire for better conductivity
  • Complete “plug & play” design plugs between the factory harness and new bulb for ease of installation
  • Can be used as a pigtail if the original connector is melted
  • High-temp connector prevents melting caused by high-intensity 9006 bulbs
  • Fiberglass wrapping prevents chafing
  • All TechSmart® parts meet or exceed OE performance, providing today’s technician with the quality parts needed to get the job done right, the first time
See More

Autopart International Inc – Headlight Bulb (Part No.P80402206620API)

Headlight Bulb

from

$81.68
Headlight Bulb

Dorman – Head Lamp Assembly (Part No.1592233)

Head Lamp Assembly

from

$659.99
Need a new headlight assembly that looks, fits and performs like the original, for less than going back to the dealership? This replacement headlight was reverse-engineered to match the stock headlight on specific vehicles.

Product Features:
  • Seamless replacement – this headlight assembly was specifically designed to look and function like the original headlight on specific vehicles
  • Excellent value – original equipment quality at a lower price
  • Durable materials – rigid plastic protects against weather and road conditions
  • Easy installation – built to match the exact original dimensions for proper fit
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KAI – New CAPA Certified Standard Replacement Driver Side Headlight Assembly (Part No.GM2502242C)

New CAPA Certified Standard Replacement Driver Side Headlight Assembly

from

$265.99
With a Serious and Unwavering Commitment to Providing Customers a Broad Range of High Quality Replacement Components, Equipment, and Parts to Repair and Accessorize Their Automobiles, Trucks, and Other Vehicles, We Are Offering a New CAPA Certified Standard Replacement Driver Side Headlight Assembly, Without Headlight Washers, Without Headlight Leveling. It is Designed to Replace Your Existing Headlight Assembly. Check to Be Sure It Fits Your Vehicle.

Product Features:
  • Without Headlight Washers, Without Headlight Leveling, Made Of Plastic
  • Meets All Federal Motor Safety Standards
  • No Drilling Needed For Installation
  • No Modifications Needed For Installation
  • Direct Fit Replacement For Your Vehicle
  • Same Form Fit And Function As OE
  • Check Out The Large Selection Of Parts Available For Your Vehicle
See More

KAI – New Economy Replacement Passenger Side Halogen Headlight Assembly (Part No.GM2503309V)

New Economy Replacement Passenger Side Halogen Headlight Assembly

from

$284.99
With a Serious and Unwavering Commitment to Providing Customers a Broad Range of High Quality Replacement Components, Equipment, and Parts to Repair and Accessorize Their Automobiles, Trucks, and Other Vehicles, We Are Offering a New Economy Replacement Passenger Side Halogen Headlight Assembly. It is Designed to Replace Your Existing Headlight Assembly. Check to Be Sure It Fits Your Vehicle.

Product Features:
  • Halogen, Made Of Plastic
  • Meets All Federal Motor Safety Standards
  • No Drilling Needed For Installation
  • No Modifications Needed For Installation
  • Direct Fit Replacement For Your Vehicle
  • Same Form Fit And Function As OE
  • Check Out The Large Selection Of Parts Available For Your Vehicle
See More

KAI – New Economy Replacement Driver Side Headlight Assembly (Part No.GM2502242V)

New Economy Replacement Driver Side Headlight Assembly

from

$206.99
With a Serious and Unwavering Commitment to Providing Customers a Broad Range of High Quality Replacement Components, Equipment, and Parts to Repair and Accessorize Their Automobiles, Trucks, and Other Vehicles, We Are Offering a New Economy Replacement Driver Side Headlight Assembly, Without Headlight Washers, Without Headlight Leveling. It is Designed to Replace Your Existing Headlight Assembly. Check to Be Sure It Fits Your Vehicle.

Product Features:
  • Without Headlight Washers, Without Headlight Leveling, Made Of Plastic
  • Meets All Federal Motor Safety Standards
  • No Drilling Needed For Installation
  • No Modifications Needed For Installation
  • Direct Fit Replacement For Your Vehicle
  • Same Form Fit And Function As OE
  • Check Out The Large Selection Of Parts Available For Your Vehicle
See More

KAI – New CAPA Certified Standard Replacement Passenger Side Halogen Headlight Assembly (Part No.GM2503309C)

New CAPA Certified Standard Replacement Passenger Side Halogen Headlight Assembly

from

$284.99
With a Serious and Unwavering Commitment to Providing Customers a Broad Range of High Quality Replacement Components, Equipment, and Parts to Repair and Accessorize Their Automobiles, Trucks, and Other Vehicles, We Are Offering a New CAPA Certified Standard Replacement Passenger Side Halogen Headlight Assembly. It is Designed to Replace Your Existing Headlight Assembly. Check To Be Sure it Fits Your Vehicle.

Product Features:
  • Halogen, Made Of Polypropylene
  • Meets All Federal Motor Safety Standards
  • No Drilling Needed For Installation
  • No Modifications Needed For Installation
  • Direct Fit Replacement For Your Vehicle
  • Same Form Fit And Function As OE
  • Check Out The Large Selection Of Parts Available For Your Vehicle
See More

Dorman – High Temperature Socket 9005 Bulb (Part No.84792)

High Temperature Socket 9005 Bulb

from

$17.29
This replacement headlight socket matches the fit and terminal count of the original equipment socket for specified vehicles. Made of quality materials with corrosion-resistant contacts, this socket is designed for reliable service.

Product Features:
  • Ideal replacement – this headlight socket matches the fit and terminal count of the original equipment socket
  • Durable construction – made of quality materials with corrosion-resistant electrical contacts
  • Cost-effective solution – replaces only the damaged socket by splicing into existing vehicle wiring
  • Quality tested – this part has undergone testing to ensure a quality fit and long service life
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Dorman – Electrical Sockets – 2-Wire Halogen High Beam Headlight 9005 Bulb (Part No.85812)

Electrical Sockets - 2-Wire Halogen High Beam Headlight 9005 Bulb

from

$7.49
This replacement headlight socket matches the fit and terminal count of the original equipment socket for specified vehicles. Made of quality materials with corrosion-resistant contacts, this socket is designed for reliable service.

Product Features:
  • Ideal replacement – this headlight socket matches the fit and terminal count of the original equipment socket
  • Durable construction – made of quality materials with corrosion-resistant electrical contacts
  • Cost-effective solution – replaces only the damaged socket by splicing into existing vehicle wiring
  • Quality tested – this part has undergone testing to ensure a quality fit and long service life
See More

Dorman – High Temperature Lighting Harness (Part No.645-993)

High Temperature Lighting Harness

from

$22.99
Make better electrical repairs and accessory installations with this versatile and durable pigtail connector. It allows quick circuit disconnections for service, and is engineered for reliable performance.

Product Features:
  • Professional appearance – this electrical pigtail is designed for a clean, professional look when installed
  • Convenient solution – this pigtail connector allows the circuit to be quickly disconnected for service or occasional use
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Dorman – Electrical Sockets – 2-Wire Halogen Low Beam Headlight 9006 Bulb (Part No.85813)

Electrical Sockets - 2-Wire Halogen Low Beam Headlight 9006 Bulb

from

$7.49
This replacement headlight socket matches the fit and terminal count of the original equipment socket for specified vehicles. Made of quality materials with corrosion-resistant contacts, this socket is designed for reliable service.

Product Features:
  • Ideal replacement – this headlight socket matches the fit and terminal count of the original equipment socket
  • Durable construction – made of quality materials with corrosion-resistant electrical contacts
  • Cost-effective solution – replaces only the damaged socket by splicing into existing vehicle wiring
  • Quality tested – this part has undergone testing to ensure a quality fit and long service life
See More

Dorman – 2 – Wire H8/H11 Harness Headlight Socket (Part No.84783)

2 - Wire H8/H11 Harness Headlight Socket

from

$11.29
This replacement headlight socket matches the fit and terminal count of the original equipment socket for specified vehicles. Made of quality materials with corrosion-resistant contacts, this socket is designed for reliable service.

Product Features:
  • Ideal replacement – this headlight socket matches the fit and terminal count of the original equipment socket
  • Durable construction – made of quality materials with corrosion-resistant electrical contacts
  • Cost-effective solution – replaces only the damaged socket by splicing into existing vehicle wiring
  • Quality tested – this part has undergone testing to ensure a quality fit and long service life
See More

Sylvania – H11 SilverStar: Halogen Headlight Bulb, Brighter Downroad and Whiter Light, 1 Pack (Part No.H11ST.BP)

H11 SilverStar: Halogen Headlight Bulb, Brighter Downroad and Whiter Light, 1 Pack

from

$26.99
SYLVANIA SilverStar® high performance halogen headlight bulbs provide a balance of improved visibility and bulb life to deliver a brighter and whiter light when compared to SYLVANIA Basic. The combination of downroad, sideroad, and whiter light helps to achieve more clarity during night-time driving. More clarity can improve contrast and object visibility such as street signs and road hazards while driving. SYLVANIA headlight bulbs are designed with safety in mind to prevent glare when installed properly by focusing light where you need it on the road.

Product Features:
  • BRIGHTER: A specially designed filament and proprietary halogen gas mixture produces a brighter downroad light
  • WHITER LIGHT: Blue ceramic coating technology provides a whiter light for more clarity and improved contrast, making it easier to see objects in the road
  • EASY DIY INSTALLATION: A direct replacement for the factory bulbs in your vehicle, no modification required
  • SMART MAINTENANCE: Headlights dim over time, always replace bulbs in pairs to ensure equal brightness and color
  • PRO TIP: When changing your bulb, never touch the glass. Always use gloves or a clean shop towel to reduce the transfer of oils during install
  • SAFETY: Compliant with DOT regulations and SAE standards, SYLVANIA headlight bulbs are designed with safety in mind to prevent glare
  • TRUSTED BRAND: SYLVANIA is a trusted OEM automotive lighting manufacturer, with over 100 years of superior optical engineering experience
See More

Sylvania – D1S Basic: HID Headlight Bulb, Basic Performance, 1 Pack (Part No.D1S.PB1)

D1S Basic: HID Headlight Bulb, Basic Performance, 1 Pack

from

$104.99
SYLVANIA Basic High Intensity Discharge Lighting, commonly referred to as HID, Xenon or XENARC bulbs deliver a brilliant white light on the road. A direct replacement for aged or burned-out factory bulbs, SYLVANIA HID lights are highly engineered and manufactured to exact specifications providing true OEM quality. HID bulbs are for use in HID equipped vehicles only and cannot be used as a halogen replacement.

Product Features:
  • DEPENDABLE: Engineered with precision OEM quality for consistent performance
  • ENERGY EFFICIENT: Low power consumption provides an ultra long life span
  • BRIGHTER LIGHT: Tuned for quick warm-up to produce a high intensity light output at SAE/ECE performance levels
  • WHITE LIGHT: Xenon gas Produces a brilliant white light to stimulate and reflect paint in road markers and signs to help improve visibility
  • EASY DIY INSTALLATION: A direct replacement for HID equipped vehicles, no modification required; not a halogen replacement
  • SMART MAINTENANCE: Headlights dim over time, always replace bulbs in pairs to ensure equal brightness and color
  • PRO TIP: When changing your bulb, never touch the glass. Always use gloves or a clean shop towel to reduce the transfer of oils during install
  • SAFETY: Compliant with DOT regulations and SAE standards, SYLVANIA headlight bulbs are designed to prevent glare, making them safe for on-road use
  • TRUSTED BRAND: SYLVANIA is a trusted OEM automotive lighting manufacturer, with over 100 years of superior optical engineering experience
See More

2004 Cadillac CTS Headlights

Maybe you’re in the middle of a full rebuild of that 2004 Cadillac CTS. Maybe you just need a couple of Headlights. Either way, Advance Auto Parts has 23 different Headlights in our inventory ranging from $6.05 to $709.99. That means you can find the exact parts or products you need to keep that 2004 Cadillac CTS running smoothly.

Headlights are only as good as their brand. We stock 7 different brands to make sure you have plenty of trusted parts to choose from for your 2004 Cadillac CTS. Sylvania, Dorman, and Tech Smart are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Headlights for your 2004 Cadillac CTS, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 936 reviews in this category, some of the top rated parts include High Temperature Socket 9005 Bulb with 4.3 stars.

So if you’re in the market for aftermarket Headlights to keep your 2004 Cadillac CTS rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Headlights Brands To Make Your 2004 Cadillac CTS Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 2004 Cadillac CTS demands trusted brand parts and products to keep it running. Many trusted brands of Headlights make up Advance Auto Parts’ inventory, and all are ready to help make your CTS the best it can be. Be sure to browse some of our top Headlights brands and parts.

Popular Tech Smart Headlights

We carry Tech Smart parts in our stock across Headlight or Fog Light Connector Repair Harness and High and Low Headlight Wire Kits categories, plus more. For a 2004 Cadillac CTS, our most popular Tech Smart Headlights include:
Headlight Wiring Harness
from $17.99
(2)
Headlight Wiring Harness
Headlight or Fog Light Connector Repair Harness
Headlight Wiring Harness
from $19.99
(2)
Headlight Wiring Harness
High and Low Headlight Wire Kits

FAQs for 2004 Cadillac CTS Headlights

What are the most purchased Headlights for the 2004 Cadillac CTS?

Out of 23 Headlights for the 2004 Cadillac CTS, the most popular in our inventory are:
High Temperature Socket 9006 Bulb
from $17.99
(8)
High Temperature Socket 9006 Bulb
Headlamp Sockets

What are the top-rated 2004 Cadillac CTS Headlights?

Top-rated Headlights for your 2004 Cadillac CTS based on customer reviews/ratings are:
High Temperature Socket 9005 Bulb
from $17.29
(6)
High Temperature Socket 9005 Bulb
“easy to install”