2018 Cadillac CTS Engine Cooling Parts

Name: Radiator Cap Tester Adapter
Brand: Carquest Premium
SKU: 12033
Price: 95.99 USD

Keep Your 2018 Cadillac CTS in Top Shape with Quality Engine Cooling Parts

Whether you’re repairing or upgrading your Engine Cooling Part, using high-quality parts is key to keeping your 2018 Cadillac CTS looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Water Pump Gaskets, Water Pumps, and Radiators. 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 Engine Cooling Parts from Trusted Brands

Looking for a reliable Engine Cooling Part? We’ve got you covered with options from brands you know and trust like Carquest Premium, FELPRO, and Delphi. For example, Carquest Premium Engine Cooling Parts start at just $21.99 with an average 4.4 star rating. FELPRO and Delphi offer similar pricing and quality, backed by strong customer feedback. With over 162 reviews and a solid 5 star average, you can shop with confidence knowing other Cadillac CTS owners approve.

Competitive Prices and Extensive Inventory

The average price for a 2018 Cadillac CTS Engine Cooling Part at Advance Auto Parts is around $101.44, with a range that starts at $3.49 and goes up to $609.99. With 39 options in stock from 8 trusted brands, finding the right fit is easy. Popular picks like Coolant Temperature Sensor 1TS1001, Engine Water Pump Gasket, and Engine Water Pump: New, Gasket/Seals Included start at just $19.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Engine Cooling Part, don’t forget to check out other key components like Blower Motor and Related Products and HVAC Electrical Parts. At Advance Auto Parts, we’re here to help you keep your 2018 Cadillac CTS in peak condition, inside and out.

Looking for the perfect Engine Cooling Part for your 2018 Cadillac CTS? You’re in the right place. Below, you’ll find links to various types of Engine Cooling Parts that fit your vehicle. At Advance Auto Parts, we offer only the highest quality OEM and aftermarket Engine Cooling Parts, ensuring durability and a precise fit for your Cadillac CTS. Whether you’re driving a 2018 model or another popular model year like 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, and 2019, we’ve got you covered. Purchasing Engine Cooling Parts 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 Engine Cooling Parts that fit your vehicle.

Essential 2018 Cadillac CTS Engine Cooling Parts

from

$95.99

Tester adapter for the MT-300 cooling system pressure testers. Professional grade test equipment to ensure an automotive cooling system is operating at the correct pressure. Made from high quality materials to ensure durability. Designed to test automotive coolant caps.

Product Features:

Machined metal construction
Works with MT-300 pressure tester
Tests coolant caps
Professional quality

from

$26.49

Direct-fit replacement for ease of installation

Product Features:

Meets and/or exceeds OEM standard
Direct-fit replacement for ease of installation
100% leak tested
Meets and/or exceeds OEM standard
100% leak tested
Direct-fit replacement for ease of installation

from

$6.99

GM Genuine Parts Multi Purpose O-Rings are designed, engineered, and tested to rigorous standards, and are backed by General Motors. 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).

Product Features:

Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
GM regularly updates production and service part designs to integrate new materials and technologies

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$16.99

MAHLE® gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.

Product Features:

All MAHLE gaskets meet or exceed the original equipment specifications providing the finest sealing products available
MAHLE gaskets utilizes OE equivalent or better materials in all our gaskets
MAHLE gaskets is the leader in Domestic, Asian and European applications
The contents of MAHLE gaskets are packaged in shrink wrapped tray, giving you the added security of knowing that you have the right parts, prior to opening the package

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$9.49

Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:

Meets or exceeds all original equipment specifications
Application specific design
Manufactured for the sealing repair environment
Validated for fit, form, and function
Quality that you can trust

from

$34.99

Bosch OE quality temperature sensors for accurate measurements with high durability, fast response time and wide measuring range.

Product Features:

Bosch OE quality temperature sensors for accurate measurements
Bosch OE quality temperature sensors with high durability against operating materials
Fast response time with Bosch OE quality temperature sensors
Bosch OE quality temperature sensors with a wide measuring range

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$29.99

ACDelco GM Original Equipment Engine Coolant Temperature Sensors monitor engine temperature, and are GM-recommended replacements for your vehicle’s original components. The engine temperature signal is used by the engine control module to adjust the air/fuel mixture and ignition timing. These original equipment engine coolant temperature sensors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:

Helps keep engine running at proper temperature
Alerts vehicle operator of high engine temperature conditions
GM-recommended replacement part for your GM vehicle’s original factory component
Offering the quality, reliability, and durability of GM OE
Manufactured to GM OE specification for fit, form, and function

from

$21.99

MAHLE gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.

Product Features:

All MAHLE gaskets meet or exceed the original equipment specifications providing the finest sealing products available
MAHLE gaskets utilizes OE equivalent or better materials in all our gaskets
MAHLE gaskets is the leader in Domestic, Asian and European applications
The contents of MAHLE gaskets are packaged in shrink wrapped tray, giving you the added security of knowing that you have the right parts, prior to opening the package

from

$7.99

Product Features:

Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
Application specific design provides an exceptional fit.
Validated for fit, form, and function.
Meets or exceeds original equipment specifications.

from

$7.49

Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:

Meets or exceeds all original equipment specifications
Application specific design
Manufactured for the sealing repair environment
Validated for fit, form, and function
Quality that you can trust

from

$108.99

Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Imperial.

Product Features:

Rapid-Cool Thin-Line electric fans
12″ Diameter
800 CFM
Use as a pusher or puller fan
Motors built and tested to quality specifications
12 in. universal fit reversible fan
800 CFM
UNIVERSAL fan, NOT a direct OE replacement. Measure core and verify space.

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$595.99

This engine cooling fan assembly is precision-engineered to match the fit and performance of the stock radiator fan on specific vehicle years, makes and models. It has been rigorously tested to ensure it cools as effectively as the original part.

Product Features:

Ideal replacement – this engine cooling fan assembly was precision-engineered to match the fit and performance of the stock radiator fan assembly on specific vehicles
Complete package – assembly is designed with the same materials and components as the original part
Quality assured – motors are tested in laboratory settings to ensure performance
Cost effective and reliable – trustworthy manufacturing for far less than same part at the dealership

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$19.49

Meets or exceeds all original equipment specifications
Application specific design
Manufactured for the sealing repair environment
Validated for fit, form, and function
Quality that you can trust

from

$371.99

Carquest Premium radiators are designed and engineered for maximum performance, using the highest-grade materials to ensure all radiators meet or exceed original equipment (O.E.) fit, form and function. Carquest Premium radiators are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Most modern vehicles use radiators with plastic tanks and our parts are engineered with integrated ribbing to prevent damage during thermal cycling. Carquest Premium radiators are also 100% tested to ensure a durable, leak-free cooling system repair.

Product Features:

Thermal tested under real-life temperature simulations
High tensile strength aluminum for maximum crimp strength
Plastic tanks are engineeredáwith integrated ribbingáfor addedástrength to withstand cracks, bowing and distortion during thermal cycles
Thermal expansion slots extend core life and reduce failure rates by allowing improved core expansion and contraction during systematic heat cycles

from

$294.99

Thermal tested under real-life temperature simulations
High tensile strength aluminum for maximum crimp strength
Plastic tanks are engineeredáwith integrated ribbingáfor addedástrength to withstand cracks, bowing and distortion during thermal cycles
Thermal expansion slots extend core life and reduce failure rates by allowing improved core expansion and contraction during systematic heat cycles

from

$4.29

GM Genuine Parts Engine Coolant Water Outlet Adapter Gaskets are designed, engineered, and tested to rigorous standards, and are backed by General Motors. 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).

Product Features:

Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
Original equipment parts are designed to work with your GM vehicle safety systems — aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type
GM regularly updates production and service part designs to integrate new materials and technologies

from

$4.29

With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.

Product Features:

Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.

from

$3.49

Meets or exceeds all original equipment specifications
Application specific design to ensure a perfect fit
Engineered and manufactured specifically for the repair environment
Unsurpassed quality you can trust
Validated for fit, form, and function

from

$6.79

Meets or exceeds all original equipment specifications
Application specific design to ensure a perfect fit
Unsurpassed quality you can trust
Validated for fit, form, and function
Validated for fit, form, and function

from

$163.99

This replacement engine coolant thermostat housing assembly is engineered to match the fit and durability of the stock housing assembly on specified vehicles. It is designed to withstand extreme temperature changes to extend service life.

Product Features:

Ideal replacement – this engine coolant thermostat housing assembly directly replaces the original water outlet on specified vehicle years, makes and models.
Durable construction – this part is specifically designed to withstand extreme temperature changes and resist cracking and leaking.
Cost-effective and reliable – offers original manufacturer quality at lower cost than getting replacement at dealer
Industry-leading design – professionally engineered by the aftermarket leader in replacement thermostat housing assemblies

from

$41.99

Ideal replacement – this engine coolant thermostat housing assembly directly replaces the original water outlet on specified vehicle years, makes and models
Durable construction – this part is specifically designed to withstand extreme temperature changes and resist cracking and leaking
Cost-effective and reliable – offers original manufacturer quality at lower cost than getting replacement at dealer
Industry-leading design – professionally engineered by the aftermarket leader in replacement thermostat housing assemblies

from

$158.99

Ideal replacement – this engine coolant thermostat housing assembly directly replaces the original water outlet on specified vehicle years, makes and models
Durable construction – this part is specifically designed to withstand extreme temperature changes and resist cracking and leaking
Cost-effective and reliable – offers original manufacturer quality at lower cost than getting replacement at dealer
Industry-leading design – professionally engineered by the aftermarket leader in replacement thermostat housing assemblies

from

$255.99

An ACDelco Professional, premium aftermarket Engine Water Pump circulates coolant through your vehicle’s radiator and engine system to help maintain proper engine temperature and performance. The gaskets, seals, and O-rings packaged with this Professional, premium aftermarket water pump help guarantee that all necessary parts are available for trouble-free installation. ACDelco Professional Water Pumps are a high quality replacement for many vehicles on the road today. This premium aftermarket replacement engine water pump is manufactured to meet your expectations for fit, form, and function.

Product Features:

All Makes water pumps fit GM vehicles as well as a wide range of non-GM vehicles
Thoroughly tested for reliable, leak-free performance
Coated seals support seal longevity and durability
Heat-treated shaft assemblies provide superior strength and durability over non-treated assemblies
High-quality bearings are permanently sealed and lubricated for greater durability and long life
Come with premium, high-quality replacement components needed for trouble-free and accurate installation
Uniform wall sections and smooth coolant-flow cavities for efficient operation
Cast-iron or aluminum design, depending on vehicle application

from

$114.99

This premium water pump uses new high-quality components and is designed to meet or exceed OE specifications. This pump is 100% tested to ensure quality. Bearings, seals, impeller, hub and housing are all designed for long-lasting service life.

Product Features:

100% tested for reliable performance
Durable housing features precisely machined mounting surface for proper sealing and fitment
Equipped with weep chamber or similar feature to help prevent unnecessary replacement
Included heavy-duty unitized bearings, pressed-on hubs and optimal impeller clearance for a long-lasting water pump
This pump is driven by the accessory belt and we recommend replacement if nearing service recommendation
This pump is driven by the timing chain; see vehicle manufacturer recommendation for replacement of timing components
This pump is driven by the timing belt; see vehicle manufacturer recommendation for replacement of timing components

from

$131.99

Carquest Premium water pumps are 100% new, high-quality parts that meet or exceed original equipment (O.E.) specifications. All components, including the housing, hub, bearings, gaskets and seals are designed for long-lasting service life. These water pumps are supplied with the gaskets or seals necessary for installation. Our Carquest Premium water pumps undergo stringent testing to ensure superior performance that we stand behind with an industry-leading warranty.

Product Features:

100% tested for reliable performance
Durable housing features precisely machined mounting surface for proper sealing and fitment
Equipped with weep chamber or similar feature to help prevent unnecessary replacement
Included heavy-duty unitized bearings, pressed-on hubs and optimal impeller clearance for a long-lasting water pump
All gaskets or seals necessary for water pump are included
This pump is driven by the accessory belt and we recommend replacement if nearing service recommendation
This pump is driven by the timing chain; see vehicle manufacturer recommendation for replacement of timing components
This pump is driven by the timing belt; see vehicle manufacturer recommendation for replacement of timing components

from

$51.99

Knowing your coolant temperature can help to prevent burn injuries. Thermocap Cap, with its built-in calibrated thermometer, indicates the coolant temperature. This is useful information prior to cap removal. Never attempt to remove Thermocap Cap when the coolant temperature is very hot. The escaping hot coolant and steam may burn you. Reclamation valve works great with your coolant recovery system. Your radiator can reclaim coolant from your overflow bottle. Wide 30 degree to 270 degree F temperature range. Calibrated in centigrade and Fahrenheit. Color-coded temperature ranges.

Product Features:

Indicates Coolant Temperature
Helps to Prevent Injuries from coolant or steam burns
Integrated Coolant Reclamation Valve
Improves Underhood Appearance
Fahrenheit and centigrade readings
Various valve pressures available

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$55.99

The fastest, easiest way to know exactly when it’s safe to open your radiator cap. ThermoCap, with its built-in calibrated thermometer, indicates the coolant temperature.

Product Features:

Indicates coolant temperature
Helps prevent coolant injuries
Fahrenheit and centigrade readings
Color-coded temperature ranges
Integrated coolant reclamation valve
Improves under-hood appearance
Chromed crown with a colored trim ring

from

$21.99

Crafted to meet the exact specifications set by Original Equipment Manufacturers (OEM), these products are engineered for effortless installation and removal. Constructed from premium-grade components, incorporating proper relief and vacuum valves, they ensure optimal performance even in the most demanding automotive cooling systems. Rigorously quality-tested, these components provide exceptional, out-of-the-box performance and superior durability to meet or exceed the highest standards of today’s vehicles.

Product Features:

Maintains proper cooling system pressure
Easy installation and removal
100% tested to ensure proper pressure and longevity
Meets all OEM specifications

Popular 2018 Cadillac CTS Engine Cooling Parts Categories

Water Pump Housing Gaskets

Thermostat and Water Outlet Assemblies

Coolant Temperature Sensors

Water Outlets

Engine Coolant Pipe O-Rings

Thermostat Housing Gaskets

Thermostat and Water Outlet Gaskets

Water Pump Gaskets

Engine Coolant Outlet Seals

Engine Coolant Water Outlet Adapter Gaskets

Radiator Cap Adapters

Best-Selling 2018 Cadillac CTS Water Pumps

Upgrade your CTS with one of our 5 best-selling Water Pumps, earning an average 4.83 stars rating across 58 reviews.

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from

$131.99

100% tested for reliable performance
Durable housing features precisely machined mounting surface for proper sealing and fitment
Equipped with weep chamber or similar feature to help prevent unnecessary replacement
Included heavy-duty unitized bearings, pressed-on hubs and optimal impeller clearance for a long-lasting water pump
All gaskets or seals necessary for water pump are included
This pump is driven by the accessory belt and we recommend replacement if nearing service recommendation
This pump is driven by the timing chain; see vehicle manufacturer recommendation for replacement of timing components
This pump is driven by the timing belt; see vehicle manufacturer recommendation for replacement of timing components

from

$114.99

100% tested for reliable performance
Durable housing features precisely machined mounting surface for proper sealing and fitment
Equipped with weep chamber or similar feature to help prevent unnecessary replacement
Included heavy-duty unitized bearings, pressed-on hubs and optimal impeller clearance for a long-lasting water pump
This pump is driven by the accessory belt and we recommend replacement if nearing service recommendation
This pump is driven by the timing chain; see vehicle manufacturer recommendation for replacement of timing components
This pump is driven by the timing belt; see vehicle manufacturer recommendation for replacement of timing components

from

$126.99

This premium water pump uses new high quality components and is designed to meet or exceed OE specifications. This pump is 100% tested to ensure quality. Bearings, gaskets, seals, impeller, hub and housing are all designed for long-lasting service life. All necessary gaskets and seals are included.

Product Features:

Built to meet or exceed OE fit, form and function.
All components necessary for installation are supplied with pump
100% tested for reliable performance
Follow all enclosed instructions to maximize pump life and validate warranty

from

$255.99

All Makes water pumps fit GM vehicles as well as a wide range of non-GM vehicles
Thoroughly tested for reliable, leak-free performance
Coated seals support seal longevity and durability
Heat-treated shaft assemblies provide superior strength and durability over non-treated assemblies
High-quality bearings are permanently sealed and lubricated for greater durability and long life
Come with premium, high-quality replacement components needed for trouble-free and accurate installation
Uniform wall sections and smooth coolant-flow cavities for efficient operation
Cast-iron or aluminum design, depending on vehicle application

from

$249.99

WATER PUMP

Top-Quality Radiators for 2018 Cadillac CTSs

Choose a high-quality OEM or aftermarket Radiator for Cadillac CTSs and enjoy top-notch performance from $213.99.

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from

$321.99

Thermal tested under real-life temperature simulations
High tensile strength aluminum for maximum crimp strength
Plastic tanks are engineeredáwith integrated ribbingáfor addedástrength to withstand cracks, bowing and distortion during thermal cycles
Thermal expansion slots extend core life and reduce failure rates by allowing improved core expansion and contraction during systematic heat cycles

from

$254.99

Thermal tested under real-life temperature simulations
High tensile strength aluminum for maximum crimp strength
Plastic tanks are engineeredáwith integrated ribbingáfor addedástrength to withstand cracks, bowing and distortion during thermal cycles
Thermal expansion slots extend core life and reduce failure rates by allowing improved core expansion and contraction during systematic heat cycles

from

$213.99

Thermal tested under real-life temperature simulations
High tensile strength aluminum for maximum crimp strength
Plastic tanks are engineeredáwith integrated ribbingáfor addedástrength to withstand cracks, bowing and distortion during thermal cycles
Thermal expansion slots extend core life and reduce failure rates by allowing improved core expansion and contraction during systematic heat cycles

Top Picks for 2018 Cadillac CTS Thermostat and Water Outlet Gaskets

Invest in one of our 3 durable Thermostat and Water Outlet Gaskets for your 2018 Cadillac, knowing you’re getting trusted brands and expert craftsmanship.

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from

$3.49

Meets or exceeds all original equipment specifications
Application specific design to ensure a perfect fit
Engineered and manufactured specifically for the repair environment
Unsurpassed quality you can trust
Validated for fit, form, and function

from

$6.79

Meets or exceeds all original equipment specifications
Application specific design to ensure a perfect fit
Unsurpassed quality you can trust
Validated for fit, form, and function
Validated for fit, form, and function

from

$30.49

Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.

Thermostat and Water Outlet Assemblies for 2018 Cadillac CTSs

Make a smart move for your 2018 Cadillac CTS with products all priced from $95.99 to $163.99.

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from

$95.99

We are proud to offer this CARQUEST product line: CARQUEST Water Outlets. Our products are engineered and tested to provide years of trouble free operation and designed to be hassle free OE replacement part that meets and/or exceeds OE standards. Backed by over 50 years of mobile temperature control experience, fix it once and fix it right with CARQUST Water Outlets and Thermostat Housings.

Product Features:

Meets and/or exceeds OEM standard
Includes quality gasket or O-ring to ensure proper seal (where applicable)
100% virgin resin material to insure durability
100% leak tested
Direct-fit replacement for ease of installation

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$109.99

Manufactured with OEM quality materials and safety standards by an OE Supplier. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant.

Product Features:

High grade stainless steel and copper construction
Meets or exceeds OEM standards
Consistent and precise response to cooling system needs
Original equipment design for worry-free direct fit replacement
100% tested and calibrated

from

$109.99

Product Features:

High grade stainless steel and copper construction
Meets or exceeds OEM standards
Consistent and precise response to cooling system needs
Original equipment design for worry-free direct fit replacement
100% tested and calibrated

from

$124.99

Ideal replacement – this engine coolant thermostat housing assembly directly replaces the original water outlet on specified vehicle years, makes and models
Durable construction – this part is specifically designed to withstand extreme temperature changes and resist cracking and leaking
Cost-effective and reliable – offers original manufacturer quality at lower cost than getting replacement at dealer
Industry-leading design – professionally engineered by the aftermarket leader in replacement thermostat housing assemblies

from

$163.99

Ideal replacement – this engine coolant thermostat housing assembly directly replaces the original water outlet on specified vehicle years, makes and models.
Durable construction – this part is specifically designed to withstand extreme temperature changes and resist cracking and leaking.
Cost-effective and reliable – offers original manufacturer quality at lower cost than getting replacement at dealer
Industry-leading design – professionally engineered by the aftermarket leader in replacement thermostat housing assemblies

from

$158.99

Ideal replacement – this engine coolant thermostat housing assembly directly replaces the original water outlet on specified vehicle years, makes and models
Durable construction – this part is specifically designed to withstand extreme temperature changes and resist cracking and leaking
Cost-effective and reliable – offers original manufacturer quality at lower cost than getting replacement at dealer
Industry-leading design – professionally engineered by the aftermarket leader in replacement thermostat housing assemblies

from

$156.99

High grade stainless steel and copper construction
Meets or exceeds OEM standards
Consistent and precise response to cooling system needs
Original equipment design for worry-free direct fit replacement
100% tested and calibrated

from

$145.99

Ideal replacement – this engine coolant thermostat housing assembly directly replaces the original water outlet on specified vehicle years, makes and models
Durable construction – this part is specifically designed to withstand extreme temperature changes and resist cracking and leaking
Cost-effective and reliable – offers original manufacturer quality at lower cost than getting replacement at dealer
Industry-leading design – professionally engineered by the aftermarket leader in replacement thermostat housing assemblies

Top-Rated Engine Cooling Part Brands For Your 2018 Cadillac CTS

When it comes to finding the perfect Engine Cooling Part for your 2018 Cadillac CTS, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 8 trusted brands. We carry the most popular Engine Cooling Part brands including FELPRO, Carquest Premium, and Delphi, and more, all known for their exceptional customer ratings (average brand rating of 4.6 stars) and competitive prices, as low as $9.99. Purchasing a Engine Cooling Part from us here at Advance Auto Parts is a smart move for both you and your 2018 Cadillac CTS, providing peace of mind with parts that meet or exceed OEM standards.

Popular FELPRO 2018 Cadillac CTS Engine Cooling Parts

If you’re looking for a top-quality Engine Cooling Part for your 2018 Cadillac CTS, Advance Auto Parts has exactly what you need with our selection of FELPRO Engine Cooling Parts. We have 3 FELPRO Engine Cooling Parts in stock for this fitment, all known for their durability and precision fit. With prices starting at just $9.99 and an average cost of $18.66, you’ll find the perfect Engine Cooling Part for your needs and budget. FELPRO Engine Cooling Parts for the 2018 Cadillac CTS come highly rated, with over 14 customer reviews and an impressive average rating of 4.6 stars. Choosing a FELPRO Engine Cooling Part from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.

from $22.99

(2)

Engine Coolant Thermostat Housing Gasket

“Better then the one that came with the new thermostat!!”

from $22.99

(10)

Engine Water Pump Gasket

“Worked well ,make sure to pressure test system after installing before putting everything back together, used Felpro gasket ,didn’t like the paper ”

from $9.99

(2)

Engine Coolant Outlet O-Ring

“Fel-pro gasket is a great brand. Thanks”

Top-Quality Carquest Premium 2018 Cadillac CTS Engine Cooling Parts

For those in search of a high-quality Engine Cooling Part for their 2018 Cadillac CTS, Advance Auto Parts offers a great selection of Carquest Premium Engine Cooling Parts. With 3 Carquest Premium Engine Cooling Parts in stock, you can trust you’re getting top-tier parts designed for durability and a perfect fit. Prices for these Engine Cooling Parts start at just $21.99, with an average price of $89.66, giving you a range of options to suit your budget. Backed by over 8 customer ratings and an average rating of 4.4 stars, Carquest Premium Engine Cooling Parts provide both reliability and excellent performance. Choosing a Carquest Premium Engine Cooling Part from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.

from $21.99

(6)

Radiator Cap: 20 PSI

“Easy to deal with and great products”

from $131.99

(1)

Engine Water Pump: New, Gasket/Seals Included

“So far so good. My car is running great.”

from $114.99

(1)

Engine Water Pump: New

“Comes with the round gasket which it doesnt state anywhere.. comes with instructions as well .”

FAQs for 2018 Cadillac CTS Engine Cooling Parts

What are the best-selling Engine Cooling Parts for 2018 Cadillac CTSs?

Out of 39 Engine Cooling Parts that fit 2018 Cadillac CTSs, the following parts are the top sellers:

Coolant Temperature Sensor 1TS1001 (12422847) – $19.99
Engine Water Pump Gasket (99992760) – $22.99
Engine Water Pump: New, Gasket/Seals Included (12002251) – $131.99

What’s the price range for 2018 Cadillac CTS Engine Cooling Parts?

The prices of Engine Cooling Parts for the 2018 Cadillac CTS range from $3.49 up to $609.99 for the most premium parts.

What is the average price of an Engine Cooling Part for a 2018 Cadillac CTS?

The average price for Engine Cooling Parts for the 2018 Cadillac CTS is $101.44. Keep in mind the variety of part types within our Engine Cooling Part category, where you are likely to find a wide range of prices across a variety of parts and components.

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

Yes, we carry Engine Cooling Parts for 15 model years of Cadillac CTSs between 2003 and 2019. The following model years are the most popular for Engine Cooling Part purchases: 2019, 2017, 2016, 2015, 2014, 2013, 2012, 2011, and 2010.

What are the cheapest Engine Cooling Parts for my 2018 Cadillac CTS?

The cheapest 2018 Cadillac CTS Engine Cooling Parts we carry are:

Engine Coolant Thermostat Housing Gasket (99992764) – $3.49
Engine Coolant Outlet O-Ring (11930341) – $4.29
Engine Coolant Thermostat Housing Seal (12005650) – $6.79
Engine Coolant Outlet O-Ring (11930430) – $6.99
Water Outlet Seal (12342087) – $6.99

Does Advance Auto Parts sell Engine Cooling Parts for any other 2018 Cadillac models?

Yes. We stock Engine Cooling Parts for 6 other popular 2018 Cadillac models. Some of the most popular are 2018 Escalade Engine Cooling Parts, 2018 Escalade ESV Engine Cooling Parts, 2018 XTS Engine Cooling Parts, 2018 ATS Engine Cooling Parts, and 2018 CT6 Engine Cooling Parts.

What are the top-rated Engine Cooling Parts that fit the 2018 Cadillac CTS?

Based on 162 reviews by customers, our 2018 Cadillac CTS Engine Cooling Parts have an average customer rating of 5 stars. These are the highest-rated categories of Engine Cooling Parts for the 2018 Cadillac CTS and their top-rated products:

Thermostat Housing Gaskets
- Engine Coolant Thermostat Housing Gasket (99992670) – $22.99
Engine Coolant Outlet Seals
- Engine Coolant Outlet Seal (11138752) – $7.49

What types of Engine Cooling Parts do you sell for my 2018 Cadillac CTS?

As of 11/2/25, these are some of the most in-demand types of Engine Cooling Parts for a 2018 Cadillac CTS:

Can I get help with 2018 Cadillac CTS Engine Cooling Part orders?

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

What is your return policy for Cadillac CTS Engine Cooling Parts?

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

2018 Cadillac CTS Engine Cooling Parts

Carquest Premium – Radiator Cap Tester Adapter (Part No.12033)

Carquest Premium – Engine Coolant Water Outlet (Part No.85083)

GM Genuine Parts – Engine Coolant Outlet O-Ring (Part No.15-32584)

MAHLE Original – Water Pump Gasket (Part No.K32223)

Felpro – Engine Water Pump Gasket (Part No.36110)

Bosch – Coolant Temperature Sensor (Part No.0280130122)

GM Genuine Parts – Engine Coolant Temperature Sensor (Part No.213-4232)

MAHLE Original – Engine Coolant Thermostat Housing Gasket (Part No.C32225)

Victor Reinz – Engine Coolant Thermostat Housing Gasket (Part No.71-14093-00)

Felpro – Engine Coolant Outlet Seal (Part No.35856)

Imperial – Electric Fan, 12" Diameter (Part No.226112)

Dorman – Radiator Fan Assembly: Dual, Cost Effective and Reliable (Part No.620-580)

Felpro – Engine Water Pump Gasket (Part No.36109)

Carquest Premium – Radiator: With Transmission Oil Cooler (Part No.813285)

Carquest Premium – Radiator: With Transmission Oil Cooler (Part No.813349)

GM Genuine Parts – Engine Coolant Outlet O-Ring (Part No.12566429)

Victor Reinz – Engine Coolant Thermostat Gasket (Part No.71-14050-00)

Felpro – Engine Coolant Thermostat Housing Gasket (Part No.35858)

Felpro – Engine Coolant Thermostat Housing Seal (Part No.36106)

Dorman – Thermostat Assembly: Includes Housing, Bolts, and Gasket, 212 Degrees (Part No.902-2121)

Dorman – Thermostat Assembly: Includes Gasket, Housing, and Thermostat, 180 Degrees (Part No.902-2691)

Dorman – Thermostat Assembly: Includes Housing, Gasket, Sensor, and Bolts, 180 Degrees (Part No.902-2123)

ACDelco – Water Pump Kit (Part No.252-962)

Carquest Premium – Engine Water Pump: New (Part No.T4285)

Carquest Premium – Engine Water Pump: New, Gasket/Seals Included (Part No.T2395)

Mr. Gasket – Thermocap Radiator Cap (Part No.2471S)

Mr. Gasket – Thermocap Radiator Cap (Part No.2476BK)

Carquest Premium – Radiator Cap: 20 PSI (Part No.10271)

Felpro – Engine Water Pump Gasket (Part No.35859)

Felpro – Engine Water Pump Gasket (Part No.36110)

Carquest Premium – Engine Water Pump: New, Gasket/Seals Included (Part No.T2395)

Carquest Premium – Engine Water Pump: New (Part No.T4285)

Carquest Premium – Engine Water Pump: Gasket/Seals Included (Part No.T1235)

ACDelco – Water Pump Kit (Part No.252-962)

Carquest Premium – WATER PUMP (Part No.T7093)

Carquest Premium – Radiator: With Transmission Oil Cooler (Part No.813599)

Carquest Premium – Radiator: With Transmission Oil Cooler (Part No.813597)

Carquest Premium – Radiator: With Transmission Oil Cooler (Part No.813589)

Felpro – Engine Coolant Thermostat Housing Gasket (Part No.35858)

Felpro – Engine Coolant Thermostat Housing Seal (Part No.36106)

Victor Reinz – Engine Coolant Thermostat Gasket (Part No.71-13585-00)

Carquest Premium – Thermostat Housing: Gasket Included (Part No.86164)

Motorad – Integrated Thermostat Housing: With Seal, 195 Degrees (Part No.922-195)

Motorad – Integrated Thermostat Housing: With Seal, 194 Degrees (Part No.815-194)

Dorman – Thermostat Assembly: Includes Gasket, Thermostat, and Housing, 194 Degrees (Part No.902-2114)

Dorman – Thermostat Assembly: Includes Housing, Bolts, and Gasket, 212 Degrees (Part No.902-2121)

Dorman – Thermostat Assembly: Includes Housing, Gasket, Sensor, and Bolts, 180 Degrees (Part No.902-2123)

Motorad – Integrated Thermostat Housing: With Gasket, 180 Degrees (Part No.992-180)

Dorman – Thermostat Assembly: Includes Gasket, Thermostat, and Housing, 182 Degrees (Part No.902-2089)