2003 Cadillac Escalade EXT Fuel Tanks
Keep Your 2003 Cadillac Escalade EXT in Top Shape with Quality Fuel Tanks
Whether you’re repairing or upgrading your Fuel Tank, using high-quality parts is key to keeping your 2003 Cadillac Escalade EXT looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Fuel Tank Lock Rings, Fuel Tank Filler Necks, and Fuel Tank Cleaning Kits. 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.
Top-Rated Fuel Tanks from Trusted Brands
Looking for a reliable Fuel Tank? We’ve got you covered with options from brands you know and trust like Carquest. For example, Carquest Fuel Tanks start at just $71.99 with an average 4.4 star rating. With over 4 reviews and a solid 5.0 star average, you can shop with confidence knowing other Cadillac Escalade EXT owners approve.
Competitive Prices and Extensive Inventory
The average price for a 2003 Cadillac Escalade EXT Fuel Tank at Advance Auto Parts is around $176.07, with a range that starts at $12.49 and goes up to $627.99. With 6 options in stock from 5 trusted brands, finding the right fit is easy. Popular picks like Dorman Fuel Tank Strap Set, 578-237, Delphi Fuel Tank Cleaning Kit, FC01, and GM Genuine Parts Fuel Tank Sending Unit Lock Ring, TR14 start at just $12.49 and offer a great balance of form and function.
Explore Related Parts
While you’re upgrading or replacing your Fuel Tank, don’t forget to check out other key components like Gas Caps and Oxygen Sensors. At Advance Auto Parts, we’re here to help you keep your 2003 Cadillac Escalade EXT in peak condition, inside and out.
Find Your Specific 2003 Cadillac Escalade EXT Fuel Tanks
Looking for the perfect Fuel Tank for your 2003 Cadillac Escalade EXT? You’re in the right place. Below, you’ll find links to various types of Fuel Tanks that fit your vehicle. At Advance Auto Parts, we offer only the highest quality OEM and aftermarket Fuel Tanks, ensuring durability and a precise fit for your Cadillac Escalade EXT. Whether you’re driving a 2003 model or another popular model year like
2005,
2006,
2007,
2008,
2009,
2010,
2011,
2012, and
2013, we’ve got you covered. Purchasing Fuel Tanks from Advance Auto Parts is a smart choice, giving you access to trusted brands and parts built to perform. Below, you’ll find links to various types of Fuel Tanks that fit your vehicle.
Essential 2003 Cadillac Escalade EXT Fuel Tanks
Spectra Premium – Spectra Premium Fuel Tank Filler Neck, FN815 (Part No.FN815)
from
$236.99
Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium fuel filler necks meet or exceed the performance of the original equipment they replace.
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Dorman – Dorman Fuel Filler Neck, 577-311 (Part No.577-311)
from
$627.99
Fuel filler neck Leaking- This replacement fuel filler neck is precision-engineered and thoroughly tested to match the original filler neck for specific vehicle years, makes and models for a reliable repair.
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Spectra Premium – Spectra Premium Fuel Tank Filler Neck, FN779 (Part No.FN779)
from
$101.99
Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium fuel filler necks meet or exceed the performance of the original equipment they replace.
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Delphi – Delphi Fuel Tank Cleaning Kit, FC01 (Part No.FC01)
from
$12.49
When replacing a fuel pump or module, it’s extremely important to clean the tank. Existing dirt, debris, and contamination stuck in the fuel tank can clog the brand-new strainer. Delphi’s Fuel Tank Cleaning Kit (FC01) and Tool (FC02) can help clean your fuel tank in less than five minutes. The FC01 includes a low-suds solution, cloth, and gloves that works together with the FC02 to help clean those hard to reach places without having to remove the fuel tank. Visit our Resource Center for helpful tips and tricks on fuel pumps, technologies, and more: https://www.delphiautoparts.com/usa/en-US/resource-center.
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Dorman – Dorman Fuel Tank Strap Set, 578-237 (Part No.578-237)
from
$82.99
Recommended for replacement whenever the fuel tank is replaced or serviced, this strap is a direct replacement for the original. Manufactured from durable materials to withstand harsh road and weather conditions.
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Carquest – Carquest Fuel Tank Straps (Includes 2 Straps), 578-237 (Part No.578-237)
from
$71.99
Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium fuel tank straps meet or exceed the performance of the original equipment they replace.
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KAI – KAI Fuel Tank Strap, TNKST237 (Part No.TNKST237)
from
$91.99
New Standard Replacement Fuel Tank Strap Kit, 24 1/2 And 26 1/2 Inch Straps, Pair
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GM Genuine Parts – GM Genuine Parts Fuel Tank Lock Ring (Right), TR26 (Part No.TR26)
from
$16.99
GM Genuine Parts Fuel Tank Sender Retainers are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These retainers help align and secure your vehicle’s fuel tank sender. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).
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Carquest Premium – Carquest Fuel Tank Lock Ring LO1582926 (Part No.LO1582926)
from
$16.99
Carquest Premium offers a complete line of fuel tank lock rings covering a wide variety of North American vehicle applications. Carquest Premium fuel tank lock rings are engineered to meet or exceed all OEM specifications. Carquest Premium fuel tank lock rings are precision stamped and are treated with a rust proof finish to ensure durability and strength.
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GM Genuine Parts – GM Genuine Parts Fuel Tank Sending Unit Lock Ring, TR14 (Part No.TR14)
from
$23.99
GM Genuine Parts Fuel Tank Sending Unit Lock Rings are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These rings help seal out contaminants, and help retain your vehicle’s fuel tank sending unit. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).
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Dorman – Dorman Fuel Pump Lock Ring, 579-102 (Part No.579-102)
from
$19.49
A recommended replacement whenever the sending unit is serviced, this fuel tank lock ring is a direct match for the original part. Designed for a secure fit, it’s manufactured from durable materials for reliable service.
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Popular 2003 Cadillac Escalade EXT Fuel Tanks Categories
Most Popular Fuel Tank Lock Ring for 2003 Cadillac Escalade EXTs
Enhance your 2003 Cadillac Escalade EXT with this popular Fuel Tank Lock Ring we have in stock, for $23.99.
GM Genuine Parts – GM Genuine Parts Fuel Tank Sending Unit Lock Ring, TR14 (Part No.TR14)
from
$23.99
GM Genuine Parts Fuel Tank Sending Unit Lock Rings are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These rings help seal out contaminants, and help retain your vehicle’s fuel tank sending unit. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).
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Best-Selling 2003 Cadillac Escalade EXT Fuel Tank Filler Necks
Upgrade your Escalade EXT with one of our 2 best-selling Fuel Tank Filler Necks.
Spectra Premium – Spectra Premium Fuel Tank Filler Neck, FN815 (Part No.FN815)
from
$236.99
Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium fuel filler necks meet or exceed the performance of the original equipment they replace.
See More
Dorman – Dorman Fuel Filler Neck, 577-311 (Part No.577-311)
from
$627.99
Fuel filler neck Leaking- This replacement fuel filler neck is precision-engineered and thoroughly tested to match the original filler neck for specific vehicle years, makes and models for a reliable repair.
See More
Top-Quality Fuel Tank Cleaning Kits for 2003 Cadillac Escalade EXTs
Choose a high-quality OEM or aftermarket Fuel Tank Cleaning Kit for Cadillac Escalade EXTs and enjoy top-notch performance from $12.49.
Delphi – Delphi Fuel Tank Cleaning Kit, FC01 (Part No.FC01)
from
$12.49
When replacing a fuel pump or module, it’s extremely important to clean the tank. Existing dirt, debris, and contamination stuck in the fuel tank can clog the brand-new strainer. Delphi’s Fuel Tank Cleaning Kit (FC01) and Tool (FC02) can help clean your fuel tank in less than five minutes. The FC01 includes a low-suds solution, cloth, and gloves that works together with the FC02 to help clean those hard to reach places without having to remove the fuel tank. Visit our Resource Center for helpful tips and tricks on fuel pumps, technologies, and more: https://www.delphiautoparts.com/usa/en-US/resource-center.
See More
Top Picks for 2003 Cadillac Escalade EXT Fuel Tank Straps
Invest in one of our 2 durable Fuel Tank Straps for your 2003 Cadillac, knowing you’re getting trusted brands and expert craftsmanship.
Carquest – Carquest Fuel Tank Straps (Includes 2 Straps), 578-237 (Part No.578-237)
from
$71.99
Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium fuel tank straps meet or exceed the performance of the original equipment they replace.
See More
Dorman – Dorman Fuel Tank Strap Set, 578-237 (Part No.578-237)
from
$82.99
Recommended for replacement whenever the fuel tank is replaced or serviced, this strap is a direct replacement for the original. Manufactured from durable materials to withstand harsh road and weather conditions.
See More
Top-Rated Fuel Tank Brands For Your 2003 Cadillac Escalade EXT
When it comes to finding the perfect Fuel Tank for your 2003 Cadillac Escalade EXT, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 5 trusted brands. We carry the most popular Fuel Tank brands including Carquest, and more, all known for their exceptional customer ratings (average brand rating of 4.4 stars) and competitive prices, as low as $71.99. Purchasing a Fuel Tank from us here at Advance Auto Parts is a smart move for both you and your 2003 Cadillac Escalade EXT, providing peace of mind with parts that meet or exceed OEM standards.
Popular Carquest 2003 Cadillac Escalade EXT Fuel Tanks
If you’re looking for a top-quality Fuel Tank for your 2003 Cadillac Escalade EXT, Advance Auto Parts has exactly what you need with our selection of Carquest Fuel Tanks. We have 1 Carquest Fuel Tanks in stock for this fitment, all known for their durability and precision fit. With prices starting at just $71.99, you’ll find the perfect Fuel Tank for your needs and budget. Carquest Fuel Tanks for the 2003 Cadillac Escalade EXT come highly rated, with over 4 customer reviews and an impressive average rating of 4.4 stars. Choosing a Carquest Fuel Tank from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
FAQs for 2003 Cadillac Escalade EXT Fuel Tanks
What are the best-selling Fuel Tanks for 2003 Cadillac Escalade EXTs?
Out of 6 Fuel Tanks that fit 2003 Cadillac Escalade EXTs, the following parts are the top sellers:
- Dorman Fuel Tank Strap Set, 578-237 (12034262) – $82.99
- Delphi Fuel Tank Cleaning Kit, FC01 (11692237) – $12.49
- GM Genuine Parts Fuel Tank Sending Unit Lock Ring, TR14 (12144286) – $23.99
What’s the price range for 2003 Cadillac Escalade EXT Fuel Tanks?
The prices of Fuel Tanks for the 2003 Cadillac Escalade EXT range from $12.49 up to $627.99 for the most premium parts.
What is the average price of a Fuel Tank for a 2003 Cadillac Escalade EXT?
The average price for Fuel Tanks for the 2003 Cadillac Escalade EXT is $176.07. Keep in mind the variety of part types within our Fuel Tank category, where you are likely to find a wide range of prices across a variety of parts and components.
Does Advance Auto Parts sell Fuel Tanks for other Cadillac Escalade EXT model years?
What are the cheapest Fuel Tanks for my 2003 Cadillac Escalade EXT?
The cheapest 2003 Cadillac Escalade EXT Fuel Tanks we carry are:
- Delphi Fuel Tank Cleaning Kit, FC01 (11692237) – $12.49
- GM Genuine Parts Fuel Tank Sending Unit Lock Ring, TR14 (12144286) – $23.99
- Carquest Fuel Tank Straps (Includes 2 Straps), 578-237 (20370501) – $71.99
- Dorman Fuel Tank Strap Set, 578-237 (12034262) – $82.99
- Spectra Premium Fuel Tank Filler Neck, FN815 (11150401) – $236.99
Does Advance Auto Parts sell Fuel Tanks for any other 2003 Cadillac models?
Yes. We stock Fuel Tanks for 4 other popular 2003 Cadillac models. Some of the most popular are 2003 Escalade Fuel Tanks, 2003 Escalade ESV Fuel Tanks, 2003 DeVille Fuel Tanks, 2003 Seville Fuel Tanks, and 2003 CTS Fuel Tanks.
What are the top-rated Fuel Tanks that fit the 2003 Cadillac Escalade EXT?
The one 2003 Cadillac Escalade EXT Fuel Tank we have in stock is the Delphi Fuel Tank Cleaning Kit, FC01. It costs $12.49.
What types of Fuel Tanks do you sell for my 2003 Cadillac Escalade EXT?
As of 8/2/26, these are some of the most in-demand types of Fuel Tanks for a 2003 Cadillac Escalade EXT:
Can I get help with 2003 Cadillac Escalade EXT Fuel Tank orders?
Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Cadillac Fuel Tanks and more.
What is your return policy for Cadillac Escalade EXT Fuel Tanks?
Advance Auto Parts keeps returns simple. For new Cadillac Escalade EXT Fuel Tanks and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.