2018 Cadillac CT6 Plug-In Fuel and Emissions Systems

Essential Fuel and Emissions Systems for 2018 Cadillac CT6 Plug-Ins

GM Genuine Parts – Fuel Tank Lock Ring (Right) (Part No.TR26)

Fuel Tank Lock Ring (Right)

from

$12.99
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).

Product Features:
  • Help align and secure fuel tank sender
  • 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
See More

Delphi – Fuel Tank Cleaning Kit (Part No.FC01)

Fuel Tank Cleaning Kit

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.

Product Features:
  • Helps avoid premature fuel pump failure
  • Lint free towel included
  • Low suds formulation
  • Removes harmful contaminants from the fuel tank
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ACDelco – Ambient Air Temperature Sensor (Part No.13583411)

Ambient Air Temperature Sensor

from

$12.99
ACDelco GM Original Equipment Ambient Air Temperature Sensors are used with automatic climate control systems. The sensors provide the HVAC system controller with outside air temperature, allowing the controller to modify the climate-control strategy. The sensors may also provide the signal for the outside temperature in the driver information display. This original equipment ambient air temperature sensor is a GM-recommended replacement for your vehicle’s original components and has been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Repairs the outside temperature display function caused by failed ambient temp sensor
  • 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
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ACDelco – Purge Valve (Part No.B7080580724ACD)

Purge Valve

from

$67.44
Purge Valve

Carquest Premium – GDI SEAL TOOL KIT (Part No.ATK-001)

GDI SEAL TOOL KIT

from

$119.99
GDI SEAL TOOL KIT

Carquest Premium – Vapor Canister Purge Solenoid (Part No.CPA1302)

Vapor Canister Purge Solenoid

from

$30.49
Carquest premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
See More

Carquest Premium – Mass Air Flow Sensor (MAF) – 100% NEW (Part No.MQ6396)

Mass Air Flow Sensor (MAF) - 100% NEW

from

$89.99
CARQUEST MAF sensors are 100% new and are produced by a certified OEM supplier that designs and manufactures new mass air flow sensors

Product Features:
  • CARQUEST MAF use all new high-quality components at the highest quality standards.
  • Manufactured with new and advanced technology to perform, fit and function at OE specifications.
  • All new product that is tested with OEM equipment to OEM standards
  • Outperforms competition when tested in extreme environmental conditions
See More

ACDelco – Fuel Tank Pressureensor (Part No.13502903)

Fuel Tank Pressureensor

from

$78.99
ACDelco GM Original Equipment Fuel Tank Pressure Sensors are GM-recommended replacements for your vehicle’s original components. These sensors help measure pressure changes within your vehicle’s fuel tank. They also help alert your vehicle’s engine management computer if a leak occurs in your vehicle’s fuel system. These original equipment sensors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Help measure pressure changes within fuel tank
  • Help alert engine management computer if a leak occurs in fuel system
  • 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
See More

ACDelco – Direct Fuel Injector Kit with Spacer and Seals (Part No.12662571)

Direct Fuel Injector Kit with Spacer and Seals

from

$129.99
ACDelco GM Original Equipment Fuel Injectors are electro-magnetic valves that meter fuel into the engine’s intake manifold or cylinders for combustion, and are GM-recommended replacements for your vehicle’s original components. The engine control module (ECM) operates the injector by applying an electric current to the injector solenoid winding, causing the needle valve to open, and allowing pressurized fuel to be atomized into the intake airstream. These original equipment fuel injectors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Atomizes fuel into the engine’s intake manifold or cylinders, as part of the fuel and engine management system
  • Allows for a quick throttle response
  • Assists in cold engine starts
  • 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
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Dorman – Fuel Ignition Harness (Part No.645-215)

Fuel Ignition Harness

from

$37.99
Make better electrical repairs and accessory installations with this pigtail connector. Designed for a clean appearance when installed, it features weatherproof terminals and a locking tab for a reliable quick disconnect electrical connection.

Product Features:
  • Professional appearance – this electrical pigtail is designed for a clean, professional look when installed.
  • Convenient solution – this pigtail connector allows the circuit to be quickly disconnected for service or occasional use
  • Durable construction – this pigtail connector features weatherproof seals and a locking tab for a reliable connection
  • Versatile component – this connector can be used in a variety of repairs and custom installations
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Dorman – Fuel Tank O-Ring (Part No.911-245)

Fuel Tank O-Ring

from

$39.99
This fuel pump tank seal is designed to match the fit and function of the original seal on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this fuel pump tank seal is designed to match the fit and function of the original seal on specified vehicles.
  • Restores functionality – reliable replacement for an original part that has failed due to fatigue or due for replacement during fuel pump tank service.
  • Durable construction – recommended for replacement when the fuel pump or sensor is replaced
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Carquest Premium – Vapor Canister Purge Solenoid (Part No.CPC1257)

Vapor Canister Purge Solenoid

from

$23.99
Carquest premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
See More

Carquest Premium – Fuel Tank Lock Ring LO1582926 (Part No.LO1582926)

Fuel Tank Lock Ring LO1582926

from

$15.99
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.

Product Features:
  • Engineered to meet or exceed all OEM specifications
  • Precision stamped and are treated with a rust proof finish to ensure durability and strength
See More

Carquest Premium – Injector Seal Kit (Part No.AS077)

Injector Seal Kit

from

$9.99
Product Features:
  • Premium OE quality materials
  • Includes upper o-ring
  • Includes nylon split ring
  • Includes two combustion seals
See More

Dorman – Wire Harness Assembly (Part No.645-216)

Wire Harness Assembly

from

$35.99
This vapor canister vent solenoid connector is designed to match the appearance and function of the original hardware on specified applications. Made of quality materials, it is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this vapor canister vent solenoid connector matches the appearance and function of the factory hardware on specified applications.
  • Ideal solution – this connector is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Dorman – GM Drive Type Rivet (Part No.963-208D)

GM Drive Type Rivet

from

$4.49
Constructed of quality materials, this multi-purpose retainer provides the same function and versatility as the original equipment retainer ensuring long service life.

Product Features:
  • Ideal replacement – this retainer matches the fit and function of the original equipment retainer for this vehicle application
  • Quality material – this retainer is made of durable material for long-lasting service
  • Versatile design – this retainer is suitable for a variety of automotive uses
  • Excellent value – this part offers original equipment quality at a competitive cost
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GM Genuine Parts – Heated Oxygen Sensor (Part No.12683553)

Heated Oxygen Sensor

from

$89.99
GM Genuine Parts Oxygen (O2) Sensors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These sensors are special feedback sensors on your vehicle’s exhaust system and measure the proportion of oxygen in exhaust gases. Using this measurement, the engine control module (ECM) can adjust the air/fuel ratio to near the optimal value of 14.7:1. At this ratio, engine performance, emissions, and fuel economy are all optimized. 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:
  • This part requires programming and/or special setup procedures. GM Service Information describes the procedures and special tools needed to ensure proper operation in the vehicle
  • Detects oxygen content in the exhaust gases to help optimize emissions
  • 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
See More

Bosch – Oxygen Sensor: 4 Wire, 25.87" Long, Heated, Universal (Part No.15741)

Oxygen Sensor: 4 Wire, 25.87" Long, Heated, Universal

from

$61.99
Bosch is the world’s leading supplier and original equipment manufacturer of Oxygen Sensors. Bosch invented the automotive oxygen sensor and leads the way in sensor technology and innovation. From overall sensor design to the critical ceramic element, Bosch is known worldwide for quality and performance.

Product Features:
  • Premium Bosch oxygen sensors are designed to improve fuel economy while reducing harmful emissions
  • Includes Smart Link Connector, no soldering required
  • No special tools required for installation
  • Seared protection tube due to 100% functional quality test
  • Performance meets or exceeds OE specifications
See More

Carquest Premium – Vapor Canister Vent Solenoid (Part No.CPA1013)

Vapor Canister Vent Solenoid

from

$42.99
Carquest premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
See More

Carquest Premium – Air Charge Temperature Sensor (Part No.ECC1447)

Air Charge Temperature Sensor

from

$43.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
See More

NTK – Wideband Oxygen Sensor: Air-Fuel Ratio 5 Wire, 14.75" Long, Heated, Direct Fit (Part No.27016)

Wideband Oxygen Sensor: Air-Fuel Ratio 5 Wire, 14.75" Long, Heated, Direct Fit

from

$59.99
NTK is the world’s largest supplier and manufacturer of OEM oxygen sensors. Oxygen sensors play a critical role as part of the vehicle’s on-board diagnostic system in maintaining optimal engine performance, maximizing fuel efficiency and reducing harmful emissions. While conventional switching oxygen sensors only switch rich or lean, wideband oxygen (or Air-Fuel Ratio) sensors produce a linear output signal that allows the ECU determine exactly how rich or lean an engine is running and make continuous and precise adjustments of the air-fuel mixture to stay closest to stoichiometric, providing the best possible combustion and fewest emissions. A ceramics company at our core, NTK uses state-of-the art technology enabling complete control of the ceramics used in our wideband oxygen sensors from raw material to finished product. Trust The Sensor Specialist for full-line market support and OE application technology.

Product Features:
  • OEM QUALITY: NTK is the world’s largest supplier of original equipment oxygen sensors with renowned quality that meets or exceeds OEM specifications
  • PRODUCT ENGINEERING: Based on OE expertise, but specifically engineered for the aftermarket, NTK Oxygen Sensors offer superior OE fit, form, function
  • OE TECHNOLOGY: Upgraded to the latest OE technologies, NTK Oxygen Sensors are designed to reduce OE failures, enhance durability and performance
  • EXTENSIVE TESTING: OE development includes vibration and thermal shock testing. Testing during manufacturing guarantees quality and reliability
  • EASY INSTALLATION: NTK Oxygen Sensors are equipped with OE specified, water-resistant connectors and harness accessory hardware for easy installation
  • ADVANCED CERAMIC SENSOR ELEMENT: 3-stage contaminant-resistant plasma jet and deposit trap overcoat protects against element poisoning
  • NTK ADVANTAGE: Superior dual-coated platinum interface and thinner ceramic element produces fastest light off and response times with best durability
See More

Elring – Vacuum Pump Gasket (Part No.D30012287094ELR)

Vacuum Pump Gasket

from

$72.38
Vacuum Pump Gasket

GM Genuine Parts – Fuel Tank Pressure Sensor Cover (Part No.20893611)

Fuel Tank Pressure Sensor Cover

from

$5.79
GM Genuine Parts Fuel Pressure Sensor Covers 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
See More

Upgrade your 2018 Cadillac CT6 Plug-In with Top-Quality Fuel and Emissions Systems

When it comes to maintaining or upgrading your 2018 Cadillac CT6 Plug-In, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your Cadillac or enhancing its overall performance, Fuel and Emissions Systems are key to keeping your CT6 Plug-In functioning at its best. At Advance Auto Parts, we offer a wide selection of 34 Fuel and Emissions Systems for the 2018 Cadillac CT6 Plug-In, designed to meet your needs without breaking the bank. From Oxygen Sensor replacements to Fuel Injectors upgrades, we’ve got you covered with parts that fit your vehicle perfectly and ensure long-lasting performance.

Affordable Prices and Wide Selection

Shopping for Fuel and Emissions Systems for any vehicle can be a hassle, especially if you’re on a budget. But with Advance Auto Parts, you can find high-quality Fuel and Emissions Systems for your 2018 Cadillac CT6 Plug-In at great prices. Our Fuel and Emissions Systems inventory for this model ranges from just $4.49 to $129.99, with an average price of $46.97. Our 34 Fuel and Emissions Systems in stock come from 8 trusted brands, so you’re sure to find the right part for your 2018 Cadillac CT6 Plug-In without overspending.

Top Brands and High Customer Satisfaction

Advance Auto Parts takes pride in offering only the best brands in the automotive industry. For your 2018 Cadillac CT6 Plug-In, we stock popular OEM and aftermarket Fuel and Emissions Systems from top names like Carquest Premium, and more. Carquest Premium Fuel and Emissions Systems start at just $7.99 and boast an impressive 4 stars average rating from customers. With 6 customer reviews and counting, our 2018 Cadillac CT6 Plug-In Fuel and Emissions Systems have a strong track record of reliability, ensuring you can trust your purchase.

Explore Related Parts and More

While you’re here, don’t forget to check out other essential categories that go hand in hand with Fuel and Emissions System upgrades. Explore related part types like Batteries and Chargers, Oil and Lubricants and more to make sure your 2018 Cadillac CT6 Plug-In is always ready to roll. We’re committed to providing you with everything you need to keep your CT6 Plug-In in top shape, all in one place. Start shopping confidently below for your 2018 Cadillac CT6 Plug-In!

Best-Selling Oxygen Sensors for 2018 Cadillac CT6 Plug-Ins

Enhance the driving experience in your Cadillac with 3 quality Oxygen Sensor components, starting at $56.99.

Bosch – Oxygen Sensor: 4 Wire, 25.87" Long, Heated, Universal (Part No.15741)

Oxygen Sensor: 4 Wire, 25.87" Long, Heated, Universal

from

$61.99
Bosch is the world’s leading supplier and original equipment manufacturer of Oxygen Sensors. Bosch invented the automotive oxygen sensor and leads the way in sensor technology and innovation. From overall sensor design to the critical ceramic element, Bosch is known worldwide for quality and performance.

Product Features:
  • Premium Bosch oxygen sensors are designed to improve fuel economy while reducing harmful emissions
  • Includes Smart Link Connector, no soldering required
  • No special tools required for installation
  • Seared protection tube due to 100% functional quality test
  • Performance meets or exceeds OE specifications
See More

GM Genuine Parts – Heated Oxygen Sensor (Part No.12683553)

Heated Oxygen Sensor

from

$89.99
GM Genuine Parts Oxygen (O2) Sensors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These sensors are special feedback sensors on your vehicle’s exhaust system and measure the proportion of oxygen in exhaust gases. Using this measurement, the engine control module (ECM) can adjust the air/fuel ratio to near the optimal value of 14.7:1. At this ratio, engine performance, emissions, and fuel economy are all optimized. 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:
  • This part requires programming and/or special setup procedures. GM Service Information describes the procedures and special tools needed to ensure proper operation in the vehicle
  • Detects oxygen content in the exhaust gases to help optimize emissions
  • 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
See More

NTK – Switching Oxygen Sensor: 4 Wire, 8.75" Long, Heated, Direct Fit (Part No.21086)

Switching Oxygen Sensor: 4 Wire, 8.75" Long, Heated, Direct Fit

from

$56.99
NTK is the world’s largest supplier and manufacturer of OEM oxygen sensors. Oxygen sensors play a critical role as part of the vehicle’s on-board diagnostic system in maintaining optimal engine performance, maximizing fuel efficiency and reducing harmful emissions. Providing constant closed loop feedback to the ECU, oxygen sensors help to control the air-fuel ratio while alerting OBDII systems of possible problems with fuel delivery or catalytic converter efficiency. A ceramics company at our core, NTK uses state-of-the art technology enabling control of the ceramic element used in our oxygen sensors from raw material to finished product. Trust The Sensor Specialist for full-line market support and OE application technology.

Product Features:
  • OEM QUALITY: NTK is the world’s largest supplier of original equipment oxygen sensors with renowned quality that meets or exceeds OEM specifications
  • PRODUCT ENGINEERING: Based on OE expertise, but specifically engineered for the aftermarket, NTK Oxygen Sensors offer superior OE fit, form, function
  • OE TECHNOLOGY: Upgraded to the latest OE technologies, NTK Oxygen Sensors are designed to reduce OE failures, enhance durability and performance
  • EXTENSIVE TESTING: OE development includes vibration and thermal shock testing. Testing during manufacturing guarantees quality and reliability
  • EASY INSTALLATION: NTK Oxygen Sensors are equipped with OE specified, water-resistant connectors and harness accessory hardware for easy installation
  • ADVANCED CERAMIC SENSOR ELEMENT: 3-stage contaminant-resistant plasma jet and deposit trap overcoat protects against element poisoning
  • NTK ADVANTAGE: Superior dual-coated platinum interface and thinner ceramic element produces fastest light off and response times with best durability
See More

Most Popular 2018 Cadillac CT6 Plug-In Fuel Injectors

Customize your Cadillac with 5 Fuel Injectors products like Air Flow Meters and Mass Air, Fuel Injectors, and Fuel Injector Seal Kits, all priced under $129.99.

Carquest Premium – Mass Air Flow Sensor (MAF) – 100% NEW (Part No.MQ6396)

Mass Air Flow Sensor (MAF) - 100% NEW

from

$89.99
CARQUEST MAF sensors are 100% new and are produced by a certified OEM supplier that designs and manufactures new mass air flow sensors

Product Features:
  • CARQUEST MAF use all new high-quality components at the highest quality standards.
  • Manufactured with new and advanced technology to perform, fit and function at OE specifications.
  • All new product that is tested with OEM equipment to OEM standards
  • Outperforms competition when tested in extreme environmental conditions
See More

GM Genuine Parts – Mass Air Flow Sensor (Part No.23262344)

Mass Air Flow Sensor

from

$128.99
GM Genuine Parts Mass Air Flow (MAF) Sensors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These sensors are key parts of the engine management system, and are GM-recommended replacements for your vehicle’s original components. The MAF sensor measures the amount of air entering the engine so that the engine control module can determine the amount of fuel to inject. This helps ensure the most efficient air/fuel mixture for the best fuel economy and power. 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:
  • Measures the amount of air entering the engine so the ECM can determine the amount of fuel to inject
  • 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
See More

ACDelco – Direct Fuel Injector Kit with Spacer and Seals (Part No.12662571)

Direct Fuel Injector Kit with Spacer and Seals

from

$129.99
ACDelco GM Original Equipment Fuel Injectors are electro-magnetic valves that meter fuel into the engine’s intake manifold or cylinders for combustion, and are GM-recommended replacements for your vehicle’s original components. The engine control module (ECM) operates the injector by applying an electric current to the injector solenoid winding, causing the needle valve to open, and allowing pressurized fuel to be atomized into the intake airstream. These original equipment fuel injectors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Atomizes fuel into the engine’s intake manifold or cylinders, as part of the fuel and engine management system
  • Allows for a quick throttle response
  • Assists in cold engine starts
  • 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
See More

Carquest Premium – GDI SEAL TOOL KIT (Part No.ATK-001)

GDI SEAL TOOL KIT

from

$119.99
GDI SEAL TOOL KIT

Carquest Premium – Injector Seal Kit (Part No.AS077)

Injector Seal Kit

from

$9.99
Product Features:
  • Premium OE quality materials
  • Includes upper o-ring
  • Includes nylon split ring
  • Includes two combustion seals
See More

Top Picks for 2018 Cadillac CT6 Plug-In Vapor Canister Purge Valves

Upgrade Cadillac CT6 Plug-Ins with top-quality Vapor Canister Purge Valves parts, including 7 OEM and aftermarket selections for your 2018 model.

Dorman – Wire Harness Assembly (Part No.645-216)

Wire Harness Assembly

from

$35.99
This vapor canister vent solenoid connector is designed to match the appearance and function of the original hardware on specified applications. Made of quality materials, it is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this vapor canister vent solenoid connector matches the appearance and function of the factory hardware on specified applications.
  • Ideal solution – this connector is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Carquest Premium – Vapor Canister Vent Solenoid (Part No.CPA1013)

Vapor Canister Vent Solenoid

from

$42.99
Carquest premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
See More

ACDelco – Vapor Canister Purge Valve (Part No.12632174)

Vapor Canister Purge Valve

from

$55.99
ACDelco GM Original Equipment Vapor Canister Purge Valves are GM-recommended replacements for your vehicle’s original components. The purge valve controls the flow of fuel vapor from the vapor canister to the intake manifold. These original equipment vapor canister purge valves have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Controls vapor flow from canister to engine
  • 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
See More

ACDelco – WIRE CONNECTOR (Part No.PT2971)

WIRE CONNECTOR

from

$52.99
WIRE CONNECTOR

Carquest Premium – Vapor Canister Purge Solenoid (Part No.CPA1302)

Vapor Canister Purge Solenoid

from

$30.49
Carquest premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
See More

Dorman – Evaporative Emissions Purge Solenoid Valve (Part No.911-734)

Evaporative Emissions Purge Solenoid Valve

from

$27.99
Engineered for a perfect fit and plug-and-play installation, this vapor canister purge valve is a direct replacement for the original equipment purge valve. It is critical to the evaporative emissions system and fulfills government requirements.

Product Features:
  • Direct replacement – this vapor canister purge valve fits and functions like original equipment to ensure proper function of your vehicle’s evaporative emissions system.
  • Quality construction – manufactured from premium materials for a long service life.
  • Excellent value – original equipment quality at a lower price
  • Quality tested – has undergone testing to ensure proper fit and performance
See More

Carquest Premium – Vapor Canister Purge Solenoid (Part No.CPC1257)

Vapor Canister Purge Solenoid

from

$23.99
Carquest premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
See More

In-Demand Fuel Tanks for 2018 Cadillac CT6 Plug-Ins

Select from 5 premium Fuel Tanks parts for your 2018 Cadillac CT6 Plug-In, with prices ranging from $12.49 to $39.99.

Carquest Premium – Fuel Tank Lock Ring LO1582926 (Part No.LO1582926)

Fuel Tank Lock Ring LO1582926

from

$15.99
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.

Product Features:
  • Engineered to meet or exceed all OEM specifications
  • Precision stamped and are treated with a rust proof finish to ensure durability and strength
See More

Delphi – Fuel Tank Cleaning Kit (Part No.FC01)

Fuel Tank Cleaning Kit

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.

Product Features:
  • Helps avoid premature fuel pump failure
  • Lint free towel included
  • Low suds formulation
  • Removes harmful contaminants from the fuel tank
See More

GM Genuine Parts – Fuel Tank Lock Ring (Right) (Part No.TR26)

Fuel Tank Lock Ring (Right)

from

$12.99
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).

Product Features:
  • Help align and secure fuel tank sender
  • 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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Dorman – Fuel Tank O-Ring (Part No.911-245)

Fuel Tank O-Ring

from

$39.99
This fuel pump tank seal is designed to match the fit and function of the original seal on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this fuel pump tank seal is designed to match the fit and function of the original seal on specified vehicles.
  • Restores functionality – reliable replacement for an original part that has failed due to fatigue or due for replacement during fuel pump tank service.
  • Durable construction – recommended for replacement when the fuel pump or sensor is replaced
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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ACDelco – GM Original Equipment Fuel Tank Sending Unit Lock Ring (Part No.E2029575746ACD)

GM Original Equipment Fuel Tank Sending Unit Lock Ring

from

$24.90
ACDelco GM Original Equipment Fuel Tank Sending Unit Lock Rings are quality replacement parts for effectively sealing ACDelco GM OE Fuel Tank Sending Units. ACDelco GM OE Fuel Tank Sending Unit Lock Rings are a GM-recommended replacement for your vehicle’s original components. These original equipment lock rings are manufactured to fit your specific GM vehicle and will provide the same performance, durability, and service life as your factory original equipment.

Product Features:
  • GM-recommended replacement part for your GM vehicle’s original factory fuel tank sending unit lock ring
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
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Most Sold 2018 Cadillac CT6 Plug-In Air Flow Sensors

Explore our best-selling Cadillac parts for the 2018 CT6 Plug-In among 7 OEM and aftermarket options starting from $4.49.

Dorman – GM Drive Type Rivet (Part No.963-208D)

GM Drive Type Rivet

from

$4.49
Constructed of quality materials, this multi-purpose retainer provides the same function and versatility as the original equipment retainer ensuring long service life.

Product Features:
  • Ideal replacement – this retainer matches the fit and function of the original equipment retainer for this vehicle application
  • Quality material – this retainer is made of durable material for long-lasting service
  • Versatile design – this retainer is suitable for a variety of automotive uses
  • Excellent value – this part offers original equipment quality at a competitive cost
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ACDelco – Ambient Air Temperature Sensor (Part No.13583411)

Ambient Air Temperature Sensor

from

$12.99
ACDelco GM Original Equipment Ambient Air Temperature Sensors are used with automatic climate control systems. The sensors provide the HVAC system controller with outside air temperature, allowing the controller to modify the climate-control strategy. The sensors may also provide the signal for the outside temperature in the driver information display. This original equipment ambient air temperature sensor is a GM-recommended replacement for your vehicle’s original components and has been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Repairs the outside temperature display function caused by failed ambient temp sensor
  • 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
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NTK – Wideband Oxygen Sensor: Air-Fuel Ratio 5 Wire, 14.75" Long, Heated, Direct Fit (Part No.27016)

Wideband Oxygen Sensor: Air-Fuel Ratio 5 Wire, 14.75" Long, Heated, Direct Fit

from

$59.99
NTK is the world’s largest supplier and manufacturer of OEM oxygen sensors. Oxygen sensors play a critical role as part of the vehicle’s on-board diagnostic system in maintaining optimal engine performance, maximizing fuel efficiency and reducing harmful emissions. While conventional switching oxygen sensors only switch rich or lean, wideband oxygen (or Air-Fuel Ratio) sensors produce a linear output signal that allows the ECU determine exactly how rich or lean an engine is running and make continuous and precise adjustments of the air-fuel mixture to stay closest to stoichiometric, providing the best possible combustion and fewest emissions. A ceramics company at our core, NTK uses state-of-the art technology enabling complete control of the ceramics used in our wideband oxygen sensors from raw material to finished product. Trust The Sensor Specialist for full-line market support and OE application technology.

Product Features:
  • OEM QUALITY: NTK is the world’s largest supplier of original equipment oxygen sensors with renowned quality that meets or exceeds OEM specifications
  • PRODUCT ENGINEERING: Based on OE expertise, but specifically engineered for the aftermarket, NTK Oxygen Sensors offer superior OE fit, form, function
  • OE TECHNOLOGY: Upgraded to the latest OE technologies, NTK Oxygen Sensors are designed to reduce OE failures, enhance durability and performance
  • EXTENSIVE TESTING: OE development includes vibration and thermal shock testing. Testing during manufacturing guarantees quality and reliability
  • EASY INSTALLATION: NTK Oxygen Sensors are equipped with OE specified, water-resistant connectors and harness accessory hardware for easy installation
  • ADVANCED CERAMIC SENSOR ELEMENT: 3-stage contaminant-resistant plasma jet and deposit trap overcoat protects against element poisoning
  • NTK ADVANTAGE: Superior dual-coated platinum interface and thinner ceramic element produces fastest light off and response times with best durability
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Carquest Premium – Ambient Air Temperature Sensor (Part No.WTA1221)

Ambient Air Temperature Sensor

from

$7.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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Carquest Premium – Air Charge Temperature Sensor (Part No.ECC1447)

Air Charge Temperature Sensor

from

$43.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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ACDelco – Ambient Temp Sensor (Part No.P4025600368ACD)

Ambient Temp Sensor

from

$15.51
Ambient Temp Sensor

Dorman – Ambient Air Temperature Sensor (Part No.902-026)

Ambient Air Temperature Sensor

from

$10.99
This ambient air temperature sensor is designed to match the fit and function of the original sensor on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this ambient air temperature sensor is designed to match the fit and function of the original sensor on specified vehicles
  • Ideal solution – this sensor is a reliable replacement for an original part that has failed due to fatigue or electrical malfunction
  • Durable construction – this sensor is made from quality components to ensure reliable performance and a long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Top-Rated Fuel and Emissions Systems Brands For Your 2018 Cadillac CT6 Plug-In

Shop for the best-rated brands offering Fuel and Emissions Systems and other products for your 2018 Cadillac CT6 Plug-Ins. Below you’ll find some of our best rated Fuel and Emissions Systems from Carquest Premium, and more. Fuel and Emissions Systems from these brands that fit a 2018 CT6 Plug-In start at just $7.99 and are rated as high as 4 stars. OEM and aftermarket Fuel and Emissions Systems don’t get more top quality, durable, and affordable than from the brands below.

Popular Carquest Premium 2018 Cadillac CT6 Plug-In Fuel and Emissions Systems

When it comes to maintaining or upgrading your 2018 Cadillac CT6 Plug-In, using quality Fuel and Emissions Systems is essential to ensure durability and a perfect fit. Carquest Premium ticks all of those boxes. We offer a wide selection of Carquest Premium Fuel and Emissions Systems, specifically designed for the 2018 Cadillac CT6 Plug-In. With over 10 Carquest Premium brand Fuel and Emissions Systems in stock, you’re sure to find what you need. The prices for these top-notch parts start as low as $7.99, with an average price of just $44.64. Plus, with over 5 customer reviews and an average rating of 4 stars, you can trust that our Carquest Premium Fuel and Emissions Systems will get the job done right. Choose Advance Auto Parts for reliability, quality, and expert-approved parts that keep your vehicle running strong.

Mass Air Flow Sensor (MAF) - 100% NEW
from
$89.99
This product is not rated

Mass Air Flow Sensor (MAF) – 100% NEW

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Fuel Tank Pressure Sensor
from
$60.99
This product is not rated

Fuel Tank Pressure Sensor

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Vapor Canister Vent Solenoid
from
$42.99
This product is not rated

Vapor Canister Vent Solenoid

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FAQs for 2018 Cadillac CT6 Plug-In Fuel and Emissions Systems

Which Fuel and Emissions Systems are best-sellers for 2018 Cadillac CT6 Plug-Ins?

Out of 34 Fuel and Emissions Systems 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 Fuel and Emissions Systems?

Fuel and Emissions System prices for the 2018 Cadillac CT6 Plug-In start at $4.49 and go up to $129.99 for the most premium parts.

What’s the average price of a Fuel and Emissions System for a 2018 Cadillac CT6 Plug-In?

The average price for Fuel and Emissions Systems for the 2018 Cadillac CT6 Plug-In is $46.97. Keep in mind the variety of part types within our Fuel and Emissions System category so you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Fuel and Emissions Systems for other Cadillac CT6 Plug-In model years?

Yes, we currently carry Fuel and Emissions Systems for 1 model years of Cadillac CT6 Plug-Ins between 2017 and 2017. Fuel and Emissions Systems are bought most frequently for the following model years: 2017.

What are the cheapest Fuel and Emissions Systems for my 2018 Cadillac CT6 Plug-In?

The cheapest 2018 Cadillac CT6 Plug-In Fuel and Emissions Systems we carry in stock are:

What types of Fuel and Emissions Systems do you sell for my 2018 Cadillac CT6 Plug-In?

As of 2/5/25, these are some of the most in-demand types of Fuel and Emissions Systems for a 2018 Cadillac CT6 Plug-In:

Can I get help with 2018 Cadillac CT6 Plug-In Fuel and Emissions System orders?

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

What is your return policy for Cadillac CT6 Plug-In Fuel and Emissions Systems?

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