2018 Cadillac CT6 Plug-In Fluids

Keep Your 2018 Cadillac CT6 Plug-In in Top Shape with Quality Fluids

Whether you’re repairing or upgrading your Fluid, using high-quality parts is key to keeping your 2018 Cadillac CT6 Plug-In looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Transfer Case Fluids and Brake Fluids. 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 Fluids from Trusted Brands

Looking for a reliable Fluid? We’ve got you covered with options from brands you know and trust like Mobil Oil, Pennzoil, and Valvoline. For example, Mobil Oil Fluids start at just $37.99 with an average 4.9 star rating. Pennzoil and Valvoline offer similar pricing and quality, backed by strong customer feedback. With over 6,528 reviews and a solid 5 star average, you can shop with confidence knowing other Cadillac CT6 Plug-In owners approve.

Competitive Prices and Extensive Inventory

The average price for a 2018 Cadillac CT6 Plug-In Fluid at Advance Auto Parts is around $30.21, with a range that starts at $7.99 and goes up to $71.99. With 9 options in stock from 4 trusted brands, finding the right fit is easy. Popular picks like Advanced Full Synthetic 5W-30 Motor Oil, Maximizes Engine Life, 5 Quart, Advanced Full Synthetic 5W-30 Motor Oil, Protects for 10K Miles, 12 Quart, and DOT 4 Brake Fluid: Synthetic, High Grade, Prevents Overheating & Brake Fade, 50k miles, 32 oz. start at just $13.49 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Fluid, don’t forget to check out other key components like Coolant/Antifreeze and Transmission Fluids. At Advance Auto Parts, we’re here to help you keep your 2018 Cadillac CT6 Plug-In in peak condition, inside and out.

Essential 2018 Cadillac CT6 Plug-In Fluids

Pennzoil – Platinum 5W-30 Full Synthetic Motor Oil, Maximizes Engine Protection, 5 Quart (Part No.550046126)

Platinum 5W-30 Full Synthetic Motor Oil, Maximizes Engine Protection, 5 Quart

from

$37.99
Pennzoil Platinum Full Synthetic 5W-30 is designed to maximize engine protection and is backed by a 15,000-mile protection guarantee (see Warranty Information below) to protect your pursuit of every mile. Made with natural gas, it is formulated for complete protection for top engine performance. Pennzoil Platinum offers cleaner pistons (based on Sequence IIIH results), helps protect engines from loss of power, delivers better fuel economy (based on the latest industry standard), provides unsurpassed wear protection (based on Sequence IVA wear test using SAE 5W-30), and provides excellent performance in extreme temperatures. (Pennzoil Platinum Lubrication Limited Warranty: Protection for up to 15,000 miles or one year, whichever comes first. Use an oil filter designed for longer oil change intervals and follow OEM manual and vehicles oil life sensor to maintain OEM warranty. Excludes severe driving conditions, including racing and commercial use. Your engine must have fewer than 125,000 miles and have been manufactured in the past 72 months. Enrollment required. Other conditions apply. See pennzoil.com/warranty to enroll and for full details and terms.)

Product Features:
  • Full synthetic 5W-30 motor oil that is made with natural gas and designed to maximize engine protection
  • Backed by a 15,000-mile protection guarantee to protect your pursuit of every mile
  • Provides better fuel economy (based on the latest industry standards)
  • Keeps pistons cleaner than required by the toughest industry standard (based on Sequence IIIH results)
  • Designed for high-performance engines
  • Formulated to provide faster low-temperature oil flow and protection in extreme heat
  • Helps protect engines from loss of power
  • Meets or exceeds the requirements of the following industry specifications: API SP, API SP-Resource Conserving, and all previous categories; ILSAC GF-6A
  • Meets or exceeds the following OEM requirements: Chrysler MS-6395, MS-13340; GM dexos1 Gen. 3; Ford WSS-M2C961-A1
  • For a full list of equipment approvals and recommendations, please consult your local Shell Technical Help Desk and always consult your owner’s manual
See More

Mobil 1 – Extended Performance 5W-30 Full Synthetic Motor Oil, Protects Up to 20,000 Miles, 5 Quart (Part No.14977)

Extended Performance 5W-30 Full Synthetic Motor Oil, Protects Up to 20,000 Miles, 5 Quart

from

$41.99
If you trust your vehicle to be there for you, you need to be there for its engine, with Mobil 1 Extended Performance full-synthetic motor oil 5W-30. Our ultimate full-synthetic motor oil meets or exceeds the industry’s toughest standards to help you get the most from your engine for up to 20,000 miles between oil changes, guaranteed.(1) Utilizes Mobil 1’s Triple Action+ Formula to combine outstanding engine performance, protection, and cleanliness with the added benefit of maximized engine power. This cutting-edge formula is recommended by ExxonMobil for all types of modern vehicles, including high-performance, turbo-charged, and supercharged gasoline and diesel multi-valve fuel-injected engines found in passenger cars, SUVs, light vans, and light trucks. Mobil 1 is America’s No. 1 synthetic motor oil brand at retail,(2) trusted and recommended by car builders and experienced mechanics, and is the Official Motor Oil of NASCAR®. ((1)Protects for up to 20,000 miles or 1 year, whichever comes first. To learn more about the Mobil 1 Limited Warranty, visit Mobil.US.(2)Source: The NPD Group/Retail Tracking Service/Dollar Sales/PCMO full-synthetic/52 weeks ending Feb 25, 2023)

Product Features:
  • Mobil 1 Extended Performance full-synthetic motor oil 5W-30 helps protect critical engine parts for up to 20,000 miles between oil changes, (1) controlling oxidation to prevent oil breakdown and maintaining excellent viscosity.
  • Utilizes Mobil 1’s Triple Action+ Formula to combine outstanding engine performance, protection, and cleanliness with the added benefit of power
  • Meets ILSAC GF-6 standards to help provide low-speed pre-ignition (LSPI) and timing chain wear protection while keeping your engine clean and helping to improve your fuel economy
  • Helps extend engine life by working to prevent damaging deposits and sludge buildup
  • Provides excellent internal engine heat protection (up to 500 degrees F) and low temperature protection (to -40 degrees F)
  • Manufacturer Part Number: 120766
  • Versatile Compatibility: Recommended for all types of modern vehicles, including high-performance, turbo-charged, and supercharged gasoline and diesel multi-valve fuel-injected engines in passenger cars, SUVs, light vans, and light trucks.
  • Trusted Brand: Mobil 1 is America’s No. 1 synthetic motor oil brand at retail, trusted and recommended by car builders and experienced mechanics, and is the Official Motor Oil of NASCAR«.
See More

Valvoline – Advanced Full Synthetic 5W-30 Motor Oil, Maximizes Engine Life, 5 Quart (Part No.881164)

Advanced Full Synthetic 5W-30 Motor Oil, Maximizes Engine Life, 5 Quart

from

$36.99
Today’s advanced engine technology requires advanced protection. Valvoline Advanced Full Synthetic, the motor oil designed to protect today’s sophisticated engines, contains premium anti-wear additives, superior antioxidants and extra detergents. It protects 40% better against wear, resists oil breakdown 10-times better, and defends 25% more against deposits than industry standards for maximum performance and engine longevity. And with an exceptional range of temperature protection your engine will ready for extreme weather. Valvoline invented motor oil 150 years ago, and we’ve been reinventing it ever since. Get Valvoline Advanced Full Synthetic and give your engine the advanced protection proven to maximize engine life.

Product Features:
  • ADVANCED PROTECTION AGAINST the four main causes of engine breakdown: wear friction heat and deposits
  • 40% BETTER WEAR PROTECTION vs. industry standard as tested in the Sequence IVB engine test
  • 25% BETTER DEPOSIT PROTECTION with superior engine cleaning detergents as tested in the GMOD engine test
  • EXCEPTIONAL HIGH/LOW TEMPERATURE PROTECTION defends your motor no matter the weather conditions
  • MEETS OR EXCEEDS ALL REQUIREMENTS of ILSAC GF-6A, API SP, API SN with SN PLUS, API SN, GM dexos 1 Gen 3
  • Enhanced Oil Stability: Resists oil breakdown 10-times better than industry standards, providing consistent performance and reliability.
  • Premium Additives: Contains premium anti-wear additives, superior antioxidants, and extra detergents for maximum performance and engine longevity.
See More

Mobil 1 – Advanced Full Synthetic 5W-30 Motor Oil, Protects for 10K Miles, 12 Quart (Part No.125222)

Advanced Full Synthetic 5W-30 Motor Oil, Protects for 10K Miles, 12 Quart

from

$71.99
Whatever you’re driving, wherever you’re going, you can trust your car to get you there when you use Mobil 1 advanced full-synthetic motor oil 5W-30. Mobil 1 advanced synthetic motor oil utilizes Mobil 1’s signature Triple Action Formula to deliver outstanding engine performance, protection, and cleanliness to vehicles of all ages. Specialty components in synthetic oil extend engine life by reducing the friction that causes deposits and sludge buildup, keeping critical engine parts clean and protected for up to 10,000 miles between oil changes. (1) This technologically advanced motor oil formulation provides 10X (2) better internal engine heat protection than industry standards (up to 500 Degrees Fahrenheit), as well as exceptional low-temperature protection (to -30 Degrees Fahrenheit), bringing quick cold-weather starting and ultra-fast protection to your engine. Mobil 1 advanced full-synthetic motor oil meets ILSAC GF-6 standards to help provide low-speed pre-ignition (LSPI) and timing chain wear protection while keeping your engine clean and helping to improve your fuel economy. Mobil 1 advanced full-synthetic motor oil 5W-30 also helps control oxidation to prevent oil breakdown and is recommended by ExxonMobil for all types of modern cars, SUVs, light vans, and light trucks, including those with high-performance, turbocharged, supercharged, multi-valve, or fuel-injected engines. Mobil 1 is America’s leading selling synthetic motor oil brand at retail, (3) trusted and recommended by car builders and experienced mechanics, and is the Official Motor Oil of NASCAR.

Product Features:
  • Mobil 1 advanced full-synthetic motor oil 5W-30 utilizes Mobil 1’s signature Triple Action Formula to deliver outstanding engine performance, protection, and cleanliness.
  • Helps protect critical engine parts for up to 10,000 miles between oil changes, controlling oxidation to prevent oil breakdown and maintaining excellent viscosity
  • Meets ILSAC GF-6 standards to help provide low-speed pre-ignition (LSPI) and timing chain wear protection while keeping your engine clean and helping to improve your fuel economy
  • Helps extend engine life by working to prevent damaging deposits and sludge buildup
  • Provides excellent internal engine heat protection (up to 500 Degrees F) and low temperature protection (to -30 Degrees F)
  • Manufacturer Part Number: 125222
See More

Mobil 1 – Advanced Full Synthetic Engine Oil 5W-30, Extends Engine Life, 5 Quart (Part No.44899)

Advanced Full Synthetic Engine Oil 5W-30, Extends Engine Life, 5 Quart

from

$37.99
Mobil 1 advanced full synthetic motor oil 5W-30 helps to extend engine life for vehicles of all ages. Mobil 1 advanced synthetic motor oil is designed to deliver outstanding engine protection from the five factors that can damage engines over time and protect critical engine parts for up to 10,000 miles between oil changes (1) . Its uniform synthetic oil molecules reduce friction, helping to prevent deposits and sludge buildup. Mobil 1 helps to keep your engine running at lower temperatures. (2) This technologically advanced motor oil is proven to cool engine temperatures by over 10%. (3) Its formulation provides excellent internal engine heat protection (up to 500 degrees Fahrenheit), and low-temperature protection (to -30 degrees Fahrenheit), supporting quick cold-weather starting and ultra-fast protection. Mobil 1 advanced full synthetic motor oil meets ILSAC GF-6 standards to help provide low-speed pre-ignition (LSPI) and timing chain wear protection while keeping your engine clean and helping to improve your fuel economy. Mobil 1 advanced full synthetic motor oil 5W-30 also helps control oxidation to prevent oil breakdown and is recommended by ExxonMobil for all types of modern vehicles, including high-performance turbo-charged, and supercharged gasoline and diesel multi-valve fuel-injected engines found in passenger cars, SUVs, light vans, and light trucks. Mobil 1 is America’s leading synthetic motor oil brand at retail, recommended by car builders and experienced mechanics, and is the Official Motor Oil of NASCAR. ((1) Protects for up to 10,000 miles or 1 year, whichever comes first. To learn more about the Mobil 1 Limited Warranty, visit Mobil.US. (2) Compared to conventional oil. (3) Based on proprietary engine testing results may vary. (4) Source: The NPD Group/Retail Tracking Service/Dollar Sales/PCMO Full Synthetic/52 weeks ending July 1, 2023.)

Product Features:
  • Mobil 1 advanced full-synthetic engine oil 5w-30 utilizes Mobil 1’s signature triple action formula to deliver outstanding engine performance, protection, and cleanliness
  • Helps protect critical engine parts for up to 10,000 miles between oil changes, (1) controlling oxidation to prevent oil breakdown and maintaining excellent viscosity
  • Meets ilsac gf-6 standards to help provide low-speed pre-ignition (LSPI) and timing chain wear protection while keeping your engine clean and helping to improve your fuel economy
  • Mobil 1 is specially formulated to help remove sludge and lower engine temperatures
  • Provides excellent internal engine heat protection (up to 500 degrees F) and low temperature protection (to -30 degrees F)
  • Manufacturer part number: 124317
See More

Prestone – MAX DOT 4 Synthetic Brake Fluid, 12 oz. (Part No.AS815)

MAX DOT 4 Synthetic Brake Fluid, 12 oz.

from

$7.99
Prestone® DOT 4 Motor Vehicle Brake Fluid delivers enhanced performance vs. DOT standards, benefitting all vehicles calling for DOT 4. This synthetic fluid starts with a higher dry boiling point than the DOT minimum standard to protect against overheating, brake fade and performance decline due to water absorption. This extended life (50,000 mile) fluid is also formulated to prevent corrosion of all metals within the braking system. This formula is safe to use in all DOT 4 braking systems (ABS, disc or drum) and can mix with any DOT 4 fluid. It is recommended to only use the DOT fluid specified for your car, as using a different DOT product can affect the boiling point or replacement interval if the wrong fluid is used.

Product Features:
  • 50,000 Mile Fluid Life
  • Prevent Overheating & Brake Fade with High Grade Formula (1)
  • Protects against performance decline due to water absorption. Prevents corrosion of all metals within the braking system
  • Synthetic, Extended Fluid Life Formula
See More

Prestone – DOT 4 Brake Fluid: Synthetic, High Grade, 50,000 Mile, 12 fl. oz. (Part No.AS800Y)

DOT 4 Brake Fluid: Synthetic, High Grade, 50,000 Mile, 12 fl. oz.

from

$7.99
Prestone DOT 4 Motor Vehicle Brake Fluid delivers enhanced performance vs. DOT standards, benefitting all vehicles calling for DOT 4. This synthetic fluid starts with a higher dry boiling point than the DOT minimum standard to protect against overheating, brake fade and performance decline due to water absorption. This extended life (50,000 mile) fluid is also formulated to prevent corrosion of all metals within the braking system.  This formula is safe to use in all DOT 4 braking systems (ABS, disc or drum) and can mix with any DOT 4 fluid.  It is recommended to only use the DOT fluid specified for your car, as using a different DOT product can affect the boiling point or replacement interval if the wrong fluid is used.

Product Features:
  • 50,000 Mile Fluid Life
  • Prevent Overheating and Brake Fade with High Grade Formula
  • Protects against performance decline due to water absorption. Prevents corrosion of all metals within the braking system.
  • Synthetic, Extended Fluid Life Formula
See More

Prestone – DOT 4 Brake Fluid: Synthetic, High Grade, Prevents Overheating & Brake Fade, 50k miles, 32 oz. (Part No.AS801Y)

DOT 4 Brake Fluid: Synthetic, High Grade, Prevents Overheating & Brake Fade, 50k miles, 32 oz.

from

$13.49
Prestone DOT 4 Motor Vehicle Brake Fluid delivers enhanced performance vs. DOT standards, benefitting all vehicles calling for DOT 4. This synthetic fluid starts with a higher dry boiling point than the DOT minimum standard to protect against overheating, brake fade and performance decline due to water absorption. This extended life (50,000 mile) fluid is also formulated to prevent corrosion of all metals within the braking system.  This formula is safe to use in all DOT 4 braking systems (ABS, disc or drum) and can mix with any DOT 4 fluid.  It is recommended to only use the DOT fluid specified for your car, as using a different DOT product can affect the boiling point or replacement interval if the wrong fluid is used.

Product Features:
  • 50,000 Mile Fluid Life
  • Prevent Overheating and Brake Fade with High Grade Formula
  • Protects against performance decline due to water absorption. Prevents corrosion of all metals within the braking system.
  • Synthetic, Extended Fluid Life Formula
See More

Prestone – MAX DOT 4 Brake Fluid, Synthetic, Highest Grade, 75,000 Mile, 32 fl. oz. (Part No.AS810)

MAX DOT 4 Brake Fluid, Synthetic, Highest Grade, 75,000 Mile, 32 fl. oz.

from

$15.49
Prestone MAX DOT 4 Motor Vehicle Brake Fluid is our highest grade formula, maximizing performance vs. DOT standard. Prestone MAX is our best brake fluid at protecting against overheating and brake fade. With 75,000 mile fluid life, our longest life fluid has 1.5X more miles between replacement than regular Prestone DOT 3. Prestone MAX has superior performance in severe braking conditions when compared to regular Prestone DOT 4, which means even more piece of mind about the braking system. This synthetic fluid starts with our highest dry boiling point giving our best protection against performance decline due to water absorption. Prestone MAX DOT 4 is safe to use in all DOT 4 braking systems, ABS, disc or drum, and can mix with any DOT 4 fluid. Mixing Prestone MAX with other fluids will lower the performance rating for miles and boil points, for best results replace completely with Prestone MAX DOT 4. It is recommended to only use the DOT fluid specified for your car. Using a different DOT product can affect the boiling point or replacement interval if the wrong fluid is used.

Product Features:
  • 75,000 Mile Fluid Life
  • Prevent Overheating and Brake Fade with Our Highest Grade Formula. Prevents corrosion of all metals within the braking system.
  • Superior Protection in Extreme Braking Conditions
  • Synthetic, Long Life Formula – 1.5X Longer than regular Prestone DOT 4
See More

Most Popular Transfer Case Fluids for 2018 Cadillac CT6 Plug-Ins

Enhance your 2018 Cadillac CT6 Plug-In with one of the 5 Transfer Case Fluids we have in stock, starting at just $36.99.

Mobil 1 – Advanced Full Synthetic Engine Oil 5W-30, Extends Engine Life, 5 Quart (Part No.44899)

Advanced Full Synthetic Engine Oil 5W-30, Extends Engine Life, 5 Quart

from

$37.99
Mobil 1 advanced full synthetic motor oil 5W-30 helps to extend engine life for vehicles of all ages. Mobil 1 advanced synthetic motor oil is designed to deliver outstanding engine protection from the five factors that can damage engines over time and protect critical engine parts for up to 10,000 miles between oil changes (1) . Its uniform synthetic oil molecules reduce friction, helping to prevent deposits and sludge buildup. Mobil 1 helps to keep your engine running at lower temperatures. (2) This technologically advanced motor oil is proven to cool engine temperatures by over 10%. (3) Its formulation provides excellent internal engine heat protection (up to 500 degrees Fahrenheit), and low-temperature protection (to -30 degrees Fahrenheit), supporting quick cold-weather starting and ultra-fast protection. Mobil 1 advanced full synthetic motor oil meets ILSAC GF-6 standards to help provide low-speed pre-ignition (LSPI) and timing chain wear protection while keeping your engine clean and helping to improve your fuel economy. Mobil 1 advanced full synthetic motor oil 5W-30 also helps control oxidation to prevent oil breakdown and is recommended by ExxonMobil for all types of modern vehicles, including high-performance turbo-charged, and supercharged gasoline and diesel multi-valve fuel-injected engines found in passenger cars, SUVs, light vans, and light trucks. Mobil 1 is America’s leading synthetic motor oil brand at retail, recommended by car builders and experienced mechanics, and is the Official Motor Oil of NASCAR. ((1) Protects for up to 10,000 miles or 1 year, whichever comes first. To learn more about the Mobil 1 Limited Warranty, visit Mobil.US. (2) Compared to conventional oil. (3) Based on proprietary engine testing results may vary. (4) Source: The NPD Group/Retail Tracking Service/Dollar Sales/PCMO Full Synthetic/52 weeks ending July 1, 2023.)

Product Features:
  • Mobil 1 advanced full-synthetic engine oil 5w-30 utilizes Mobil 1’s signature triple action formula to deliver outstanding engine performance, protection, and cleanliness
  • Helps protect critical engine parts for up to 10,000 miles between oil changes, (1) controlling oxidation to prevent oil breakdown and maintaining excellent viscosity
  • Meets ilsac gf-6 standards to help provide low-speed pre-ignition (LSPI) and timing chain wear protection while keeping your engine clean and helping to improve your fuel economy
  • Mobil 1 is specially formulated to help remove sludge and lower engine temperatures
  • Provides excellent internal engine heat protection (up to 500 degrees F) and low temperature protection (to -30 degrees F)
  • Manufacturer part number: 124317
See More

Mobil 1 – Extended Performance 5W-30 Full Synthetic Motor Oil, Protects Up to 20,000 Miles, 5 Quart (Part No.14977)

Extended Performance 5W-30 Full Synthetic Motor Oil, Protects Up to 20,000 Miles, 5 Quart

from

$41.99
If you trust your vehicle to be there for you, you need to be there for its engine, with Mobil 1 Extended Performance full-synthetic motor oil 5W-30. Our ultimate full-synthetic motor oil meets or exceeds the industry’s toughest standards to help you get the most from your engine for up to 20,000 miles between oil changes, guaranteed.(1) Utilizes Mobil 1’s Triple Action+ Formula to combine outstanding engine performance, protection, and cleanliness with the added benefit of maximized engine power. This cutting-edge formula is recommended by ExxonMobil for all types of modern vehicles, including high-performance, turbo-charged, and supercharged gasoline and diesel multi-valve fuel-injected engines found in passenger cars, SUVs, light vans, and light trucks. Mobil 1 is America’s No. 1 synthetic motor oil brand at retail,(2) trusted and recommended by car builders and experienced mechanics, and is the Official Motor Oil of NASCAR®. ((1)Protects for up to 20,000 miles or 1 year, whichever comes first. To learn more about the Mobil 1 Limited Warranty, visit Mobil.US.(2)Source: The NPD Group/Retail Tracking Service/Dollar Sales/PCMO full-synthetic/52 weeks ending Feb 25, 2023)

Product Features:
  • Mobil 1 Extended Performance full-synthetic motor oil 5W-30 helps protect critical engine parts for up to 20,000 miles between oil changes, (1) controlling oxidation to prevent oil breakdown and maintaining excellent viscosity.
  • Utilizes Mobil 1’s Triple Action+ Formula to combine outstanding engine performance, protection, and cleanliness with the added benefit of power
  • Meets ILSAC GF-6 standards to help provide low-speed pre-ignition (LSPI) and timing chain wear protection while keeping your engine clean and helping to improve your fuel economy
  • Helps extend engine life by working to prevent damaging deposits and sludge buildup
  • Provides excellent internal engine heat protection (up to 500 degrees F) and low temperature protection (to -40 degrees F)
  • Manufacturer Part Number: 120766
  • Versatile Compatibility: Recommended for all types of modern vehicles, including high-performance, turbo-charged, and supercharged gasoline and diesel multi-valve fuel-injected engines in passenger cars, SUVs, light vans, and light trucks.
  • Trusted Brand: Mobil 1 is America’s No. 1 synthetic motor oil brand at retail, trusted and recommended by car builders and experienced mechanics, and is the Official Motor Oil of NASCAR«.
See More

Valvoline – Advanced Full Synthetic 5W-30 Motor Oil, Maximizes Engine Life, 5 Quart (Part No.881164)

Advanced Full Synthetic 5W-30 Motor Oil, Maximizes Engine Life, 5 Quart

from

$36.99
Today’s advanced engine technology requires advanced protection. Valvoline Advanced Full Synthetic, the motor oil designed to protect today’s sophisticated engines, contains premium anti-wear additives, superior antioxidants and extra detergents. It protects 40% better against wear, resists oil breakdown 10-times better, and defends 25% more against deposits than industry standards for maximum performance and engine longevity. And with an exceptional range of temperature protection your engine will ready for extreme weather. Valvoline invented motor oil 150 years ago, and we’ve been reinventing it ever since. Get Valvoline Advanced Full Synthetic and give your engine the advanced protection proven to maximize engine life.

Product Features:
  • ADVANCED PROTECTION AGAINST the four main causes of engine breakdown: wear friction heat and deposits
  • 40% BETTER WEAR PROTECTION vs. industry standard as tested in the Sequence IVB engine test
  • 25% BETTER DEPOSIT PROTECTION with superior engine cleaning detergents as tested in the GMOD engine test
  • EXCEPTIONAL HIGH/LOW TEMPERATURE PROTECTION defends your motor no matter the weather conditions
  • MEETS OR EXCEEDS ALL REQUIREMENTS of ILSAC GF-6A, API SP, API SN with SN PLUS, API SN, GM dexos 1 Gen 3
  • Enhanced Oil Stability: Resists oil breakdown 10-times better than industry standards, providing consistent performance and reliability.
  • Premium Additives: Contains premium anti-wear additives, superior antioxidants, and extra detergents for maximum performance and engine longevity.
See More

Pennzoil – Platinum 5W-30 Full Synthetic Motor Oil, Maximizes Engine Protection, 5 Quart (Part No.550046126)

Platinum 5W-30 Full Synthetic Motor Oil, Maximizes Engine Protection, 5 Quart

from

$37.99
Pennzoil Platinum Full Synthetic 5W-30 is designed to maximize engine protection and is backed by a 15,000-mile protection guarantee (see Warranty Information below) to protect your pursuit of every mile. Made with natural gas, it is formulated for complete protection for top engine performance. Pennzoil Platinum offers cleaner pistons (based on Sequence IIIH results), helps protect engines from loss of power, delivers better fuel economy (based on the latest industry standard), provides unsurpassed wear protection (based on Sequence IVA wear test using SAE 5W-30), and provides excellent performance in extreme temperatures. (Pennzoil Platinum Lubrication Limited Warranty: Protection for up to 15,000 miles or one year, whichever comes first. Use an oil filter designed for longer oil change intervals and follow OEM manual and vehicles oil life sensor to maintain OEM warranty. Excludes severe driving conditions, including racing and commercial use. Your engine must have fewer than 125,000 miles and have been manufactured in the past 72 months. Enrollment required. Other conditions apply. See pennzoil.com/warranty to enroll and for full details and terms.)

Product Features:
  • Full synthetic 5W-30 motor oil that is made with natural gas and designed to maximize engine protection
  • Backed by a 15,000-mile protection guarantee to protect your pursuit of every mile
  • Provides better fuel economy (based on the latest industry standards)
  • Keeps pistons cleaner than required by the toughest industry standard (based on Sequence IIIH results)
  • Designed for high-performance engines
  • Formulated to provide faster low-temperature oil flow and protection in extreme heat
  • Helps protect engines from loss of power
  • Meets or exceeds the requirements of the following industry specifications: API SP, API SP-Resource Conserving, and all previous categories; ILSAC GF-6A
  • Meets or exceeds the following OEM requirements: Chrysler MS-6395, MS-13340; GM dexos1 Gen. 3; Ford WSS-M2C961-A1
  • For a full list of equipment approvals and recommendations, please consult your local Shell Technical Help Desk and always consult your owner’s manual
See More

Mobil 1 – Advanced Full Synthetic 5W-30 Motor Oil, Protects for 10K Miles, 12 Quart (Part No.125222)

Advanced Full Synthetic 5W-30 Motor Oil, Protects for 10K Miles, 12 Quart

from

$71.99
Whatever you’re driving, wherever you’re going, you can trust your car to get you there when you use Mobil 1 advanced full-synthetic motor oil 5W-30. Mobil 1 advanced synthetic motor oil utilizes Mobil 1’s signature Triple Action Formula to deliver outstanding engine performance, protection, and cleanliness to vehicles of all ages. Specialty components in synthetic oil extend engine life by reducing the friction that causes deposits and sludge buildup, keeping critical engine parts clean and protected for up to 10,000 miles between oil changes. (1) This technologically advanced motor oil formulation provides 10X (2) better internal engine heat protection than industry standards (up to 500 Degrees Fahrenheit), as well as exceptional low-temperature protection (to -30 Degrees Fahrenheit), bringing quick cold-weather starting and ultra-fast protection to your engine. Mobil 1 advanced full-synthetic motor oil meets ILSAC GF-6 standards to help provide low-speed pre-ignition (LSPI) and timing chain wear protection while keeping your engine clean and helping to improve your fuel economy. Mobil 1 advanced full-synthetic motor oil 5W-30 also helps control oxidation to prevent oil breakdown and is recommended by ExxonMobil for all types of modern cars, SUVs, light vans, and light trucks, including those with high-performance, turbocharged, supercharged, multi-valve, or fuel-injected engines. Mobil 1 is America’s leading selling synthetic motor oil brand at retail, (3) trusted and recommended by car builders and experienced mechanics, and is the Official Motor Oil of NASCAR.

Product Features:
  • Mobil 1 advanced full-synthetic motor oil 5W-30 utilizes Mobil 1’s signature Triple Action Formula to deliver outstanding engine performance, protection, and cleanliness.
  • Helps protect critical engine parts for up to 10,000 miles between oil changes, controlling oxidation to prevent oil breakdown and maintaining excellent viscosity
  • Meets ILSAC GF-6 standards to help provide low-speed pre-ignition (LSPI) and timing chain wear protection while keeping your engine clean and helping to improve your fuel economy
  • Helps extend engine life by working to prevent damaging deposits and sludge buildup
  • Provides excellent internal engine heat protection (up to 500 Degrees F) and low temperature protection (to -30 Degrees F)
  • Manufacturer Part Number: 125222
See More

Best-Selling 2018 Cadillac CT6 Plug-In Brake Fluids

Upgrade your CT6 Plug-In with one of our 4 best-selling Brake Fluids.

Prestone – MAX DOT 4 Brake Fluid, Synthetic, Highest Grade, 75,000 Mile, 32 fl. oz. (Part No.AS810)

MAX DOT 4 Brake Fluid, Synthetic, Highest Grade, 75,000 Mile, 32 fl. oz.

from

$15.49
Prestone MAX DOT 4 Motor Vehicle Brake Fluid is our highest grade formula, maximizing performance vs. DOT standard. Prestone MAX is our best brake fluid at protecting against overheating and brake fade. With 75,000 mile fluid life, our longest life fluid has 1.5X more miles between replacement than regular Prestone DOT 3. Prestone MAX has superior performance in severe braking conditions when compared to regular Prestone DOT 4, which means even more piece of mind about the braking system. This synthetic fluid starts with our highest dry boiling point giving our best protection against performance decline due to water absorption. Prestone MAX DOT 4 is safe to use in all DOT 4 braking systems, ABS, disc or drum, and can mix with any DOT 4 fluid. Mixing Prestone MAX with other fluids will lower the performance rating for miles and boil points, for best results replace completely with Prestone MAX DOT 4. It is recommended to only use the DOT fluid specified for your car. Using a different DOT product can affect the boiling point or replacement interval if the wrong fluid is used.

Product Features:
  • 75,000 Mile Fluid Life
  • Prevent Overheating and Brake Fade with Our Highest Grade Formula. Prevents corrosion of all metals within the braking system.
  • Superior Protection in Extreme Braking Conditions
  • Synthetic, Long Life Formula – 1.5X Longer than regular Prestone DOT 4
See More

Prestone – DOT 4 Brake Fluid: Synthetic, High Grade, Prevents Overheating & Brake Fade, 50k miles, 32 oz. (Part No.AS801Y)

DOT 4 Brake Fluid: Synthetic, High Grade, Prevents Overheating & Brake Fade, 50k miles, 32 oz.

from

$13.49
Prestone DOT 4 Motor Vehicle Brake Fluid delivers enhanced performance vs. DOT standards, benefitting all vehicles calling for DOT 4. This synthetic fluid starts with a higher dry boiling point than the DOT minimum standard to protect against overheating, brake fade and performance decline due to water absorption. This extended life (50,000 mile) fluid is also formulated to prevent corrosion of all metals within the braking system.  This formula is safe to use in all DOT 4 braking systems (ABS, disc or drum) and can mix with any DOT 4 fluid.  It is recommended to only use the DOT fluid specified for your car, as using a different DOT product can affect the boiling point or replacement interval if the wrong fluid is used.

Product Features:
  • 50,000 Mile Fluid Life
  • Prevent Overheating and Brake Fade with High Grade Formula
  • Protects against performance decline due to water absorption. Prevents corrosion of all metals within the braking system.
  • Synthetic, Extended Fluid Life Formula
See More

Prestone – DOT 4 Brake Fluid: Synthetic, High Grade, 50,000 Mile, 12 fl. oz. (Part No.AS800Y)

DOT 4 Brake Fluid: Synthetic, High Grade, 50,000 Mile, 12 fl. oz.

from

$7.99
Prestone DOT 4 Motor Vehicle Brake Fluid delivers enhanced performance vs. DOT standards, benefitting all vehicles calling for DOT 4. This synthetic fluid starts with a higher dry boiling point than the DOT minimum standard to protect against overheating, brake fade and performance decline due to water absorption. This extended life (50,000 mile) fluid is also formulated to prevent corrosion of all metals within the braking system.  This formula is safe to use in all DOT 4 braking systems (ABS, disc or drum) and can mix with any DOT 4 fluid.  It is recommended to only use the DOT fluid specified for your car, as using a different DOT product can affect the boiling point or replacement interval if the wrong fluid is used.

Product Features:
  • 50,000 Mile Fluid Life
  • Prevent Overheating and Brake Fade with High Grade Formula
  • Protects against performance decline due to water absorption. Prevents corrosion of all metals within the braking system.
  • Synthetic, Extended Fluid Life Formula
See More

Prestone – MAX DOT 4 Synthetic Brake Fluid, 12 oz. (Part No.AS815)

MAX DOT 4 Synthetic Brake Fluid, 12 oz.

from

$7.99
Prestone® DOT 4 Motor Vehicle Brake Fluid delivers enhanced performance vs. DOT standards, benefitting all vehicles calling for DOT 4. This synthetic fluid starts with a higher dry boiling point than the DOT minimum standard to protect against overheating, brake fade and performance decline due to water absorption. This extended life (50,000 mile) fluid is also formulated to prevent corrosion of all metals within the braking system. This formula is safe to use in all DOT 4 braking systems (ABS, disc or drum) and can mix with any DOT 4 fluid. It is recommended to only use the DOT fluid specified for your car, as using a different DOT product can affect the boiling point or replacement interval if the wrong fluid is used.

Product Features:
  • 50,000 Mile Fluid Life
  • Prevent Overheating & Brake Fade with High Grade Formula (1)
  • Protects against performance decline due to water absorption. Prevents corrosion of all metals within the braking system
  • Synthetic, Extended Fluid Life Formula
See More

Top-Rated Fluid Brands For Your 2018 Cadillac CT6 Plug-In

When it comes to finding the perfect Fluid for your 2018 Cadillac CT6 Plug-In, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 4 trusted brands. We carry the most popular Fluid brands including Mobil Oil, Pennzoil, and Valvoline, and more, all known for their exceptional customer ratings (average brand rating of 4.9 stars) and competitive prices, as low as $36.99. Purchasing a Fluid from us here at Advance Auto Parts is a smart move for both you and your 2018 Cadillac CT6 Plug-In, providing peace of mind with parts that meet or exceed OEM standards.

Popular Mobil Oil 2018 Cadillac CT6 Plug-In Fluids

If you’re looking for a top-quality Fluid for your 2018 Cadillac CT6 Plug-In, Advance Auto Parts has exactly what you need with our selection of Mobil Oil Fluids. We have 2 Mobil Oil Fluids in stock for this fitment, all known for their durability and precision fit. With prices starting at just $37.99 and an average cost of $39.99, you’ll find the perfect Fluid for your needs and budget. Mobil Oil Fluids for the 2018 Cadillac CT6 Plug-In come highly rated, with over 3,618 customer reviews and an impressive average rating of 4.9 stars. Choosing a Mobil Oil Fluid from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.

Top-Quality Pennzoil 2018 Cadillac CT6 Plug-In Fluids

For those in search of a high-quality Fluid for their 2018 Cadillac CT6 Plug-In, Advance Auto Parts offers a great selection of Pennzoil Fluids. With 1 Pennzoil Fluids in stock, you can trust you’re getting top-tier parts designed for durability and a perfect fit. Prices for these Fluids start at just $37.99, giving you a range of options to suit your budget. Backed by over 2,220 customer ratings and an average rating of 4.8 stars, Pennzoil Fluids provide both reliability and excellent performance. Choosing a Pennzoil Fluid from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.
Platinum 5W-30 Full Synthetic Motor Oil, Maximizes Engine Protection, 5 Quart
from $37.99
(2220)
Platinum 5W-30 Full Synthetic Motor Oil, Maximizes Engine Protection, 5 Quart
“I have never used anything different than this since it came out.”

FAQs for 2018 Cadillac CT6 Plug-In Fluids

What are the best-selling Fluids for 2018 Cadillac CT6 Plug-Ins?

Out of 9 Fluids that fit 2018 Cadillac CT6 Plug-Ins, the following parts are the top sellers:

What’s the price range for 2018 Cadillac CT6 Plug-In Fluids?

The prices of Fluids for the 2018 Cadillac CT6 Plug-In range from $7.99 up to $71.99 for the most premium parts.

What is the average price of a Fluid for a 2018 Cadillac CT6 Plug-In?

The average price for Fluids for the 2018 Cadillac CT6 Plug-In is $30.21. Keep in mind the variety of part types within our Fluid category, where you are likely to find a wide range of prices across a variety of parts and components.

What are the cheapest Fluids for my 2018 Cadillac CT6 Plug-In?

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

Yes. We stock Fluids for 6 other popular 2018 Cadillac models. Some of the most popular are 2018 Escalade Fluids, 2018 Escalade ESV Fluids, 2018 CTS Fluids, 2018 XTS Fluids, and 2018 ATS Fluids.

What are the top-rated Fluids that fit the 2018 Cadillac CT6 Plug-In?

The one 2018 Cadillac CT6 Plug-In Fluid we have in stock is the DOT 4 Brake Fluid: Synthetic, High Grade, 50,000 Mile, 12 fl. oz.. It costs $7.99.

What types of Fluids do you sell for my 2018 Cadillac CT6 Plug-In?

As of 11/2/25, these are some of the most in-demand types of Fluids for a 2018 Cadillac CT6 Plug-In:

Can I get help with 2018 Cadillac CT6 Plug-In Fluid orders?

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

What is your return policy for Cadillac CT6 Plug-In Fluids?

Advance Auto Parts keeps returns simple. For new Cadillac CT6 Plug-In Fluids and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.