2003 Cadillac CTS Antennas

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Keep Your 2003 Cadillac CTS in Top Shape with Quality Antennas

Whether you’re repairing or upgrading your Antenna, using high-quality parts is key to keeping your 2003 Cadillac CTS looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Antenna Connectors and Antenna Retainer. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Competitive Prices and Extensive Inventory

The average price for a 2003 Cadillac CTS Antenna at Advance Auto Parts is around $13.66, with a range that starts at $3.99 and goes up to $31.99. With 3 options in stock from 2 trusted brands, finding the right fit is easy. Popular picks like Bumper Retainer, Nylon Grill Bumper Retainer, and Multi-Use Connector start at just $3.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Antenna, don’t forget to check out other key components like Amplifier Parts. At Advance Auto Parts, we’re here to help you keep your 2003 Cadillac CTS in peak condition, inside and out.

Essential 2003 Cadillac CTS Antennas

Dorman – Nylon Grill Bumper Retainer (Part No.961-364)

Nylon Grill Bumper Retainer

from

$3.99
Constructed of quality materials, this multi-purpose retainer provides the same function and versatility as the original equipment retainer ensuring Length service life.

Product Features:
  • Ideal replacement – this retainer matches the fit and function of the original equipment retainer for this vehicle application
  • Quality material – this retainer is made of durable material for Length-lasting service
  • Versatile design – this retainer is suitable for a variety of automotive uses
  • Excellent value – this part offers original equipment quality at a competitive cost
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Dorman – Bumper Retainer (Part No.961-364D)

Bumper Retainer

from

$4.99
Constructed of quality materials, this multi-purpose retainer provides the same function and versatility as the original equipment retainer ensuring long service life.

Product Features:
  • Ideal replacement – this retainer matches the fit and function of the original equipment retainer for this vehicle application
  • Quality material – this retainer is made of durable material for long-lasting service
  • Versatile design – this retainer is suitable for a variety of automotive uses
  • Excellent value – this part offers original equipment quality at a competitive cost
See More

Carquest Premium – Multi-Use Connector (Part No.PTA2375)

Multi-Use Connector

from

$31.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
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Most Popular Antenna Connector for 2003 Cadillac CTSs

Enhance your 2003 Cadillac CTS with this popular Antenna Connector we have in stock, for $31.99.

Carquest Premium – Multi-Use Connector (Part No.PTA2375)

Multi-Use Connector

from

$31.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More

Best-Selling 2003 Cadillac CTS Antenna Retainer

Upgrade your CTS with one of our 2 best-selling Antenna Retainer.

Dorman – Bumper Retainer (Part No.961-364D)

Bumper Retainer

from

$4.99
Constructed of quality materials, this multi-purpose retainer provides the same function and versatility as the original equipment retainer ensuring long service life.

Product Features:
  • Ideal replacement – this retainer matches the fit and function of the original equipment retainer for this vehicle application
  • Quality material – this retainer is made of durable material for long-lasting service
  • Versatile design – this retainer is suitable for a variety of automotive uses
  • Excellent value – this part offers original equipment quality at a competitive cost
See More

Dorman – Nylon Grill Bumper Retainer (Part No.961-364)

Nylon Grill Bumper Retainer

from

$3.99
Constructed of quality materials, this multi-purpose retainer provides the same function and versatility as the original equipment retainer ensuring Length service life.

Product Features:
  • Ideal replacement – this retainer matches the fit and function of the original equipment retainer for this vehicle application
  • Quality material – this retainer is made of durable material for Length-lasting service
  • Versatile design – this retainer is suitable for a variety of automotive uses
  • Excellent value – this part offers original equipment quality at a competitive cost
See More

FAQs for 2003 Cadillac CTS Antennas

What are the best-selling Antennas for 2003 Cadillac CTSs?

Out of 3 Antennas that fit 2003 Cadillac CTSs, the following parts are the top sellers:

What’s the price range for 2003 Cadillac CTS Antennas?

The prices of Antennas for the 2003 Cadillac CTS range from $3.99 up to $31.99 for the most premium parts.

What is the average price of an Antenna for a 2003 Cadillac CTS?

The average price for Antennas for the 2003 Cadillac CTS is $13.66. Keep in mind the variety of part types within our Antenna category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Antennas for other Cadillac CTS model years?

Yes, we carry Antennas for 12 model years of Cadillac CTSs between 2004 and 2019. The following model years are the most popular for Antenna purchases: 2016, 2015, 2014, 2013, 2012, 2011, 2010, 2009, and 2008.

What are the cheapest Antennas for my 2003 Cadillac CTS?

The cheapest 2003 Cadillac CTS Antennas we carry are:

Does Advance Auto Parts sell Antennas for any other 2003 Cadillac models?

Yes. We stock Antennas for 4 other popular 2003 Cadillac models. Some of the most popular are 2003 Escalade Antennas, 2003 Escalade ESV Antennas, 2003 Escalade EXT Antennas, 2003 DeVille Antennas, and 2003 Seville Antennas.

What types of Antennas do you sell for my 2003 Cadillac CTS?

As of 3/1/26, these are some of the most in-demand types of Antennas for a 2003 Cadillac CTS:

Can I get help with 2003 Cadillac CTS Antenna orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Cadillac Antennas and more.

What is your return policy for Cadillac CTS Antennas?

Advance Auto Parts keeps returns simple. For new Cadillac CTS Antennas and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.