2019 Kia Optima Fuel and Emissions Systems
Find Your Specific 2019 Kia Optima Fuel and Emissions Systems
Below you will find various in-demand Kia Fuel and Emissions Systems, components and accessories for your 2019 Optima. Advance Auto Parts has popular Optima parts like Gas Caps, Fuel Pumps, Fuel Injectors and more. You’ll also find aftermarket and OEM Fuel and Emissions Systems for other Optima model years including
2011,
2012,
2013,
2014,
2015,
2016,
2017,
2018,
2020 and more. Select a category of 2019 Kia Optima Fuel and Emissions Systems below and start saving instantly.
Popular 2019 Kia Optima Fuel and Emissions Systems Categories
Essential Fuel and Emissions Systems for 2019 Kia Optimas
Carquest Premium – Carquest Fuel Pump Module Assembly: Fuel Pump, Sending Unit and Strainer, M2528817 (Part No.M2528817)
from
$171.99
Carquest Premium fuel pump modules and assemblies are engineered by Carter Fuel Systems or Agility Auto Parts to meet or exceed Original Equipment (OE) specifications for fit, form and function. We have invested in industry-leading quality improvements like upgraded turbine impellers and 100% carbon commutators to deliver greater reliability. Carquest Premium fuel pump modules are supplied with the pump strainer and gaskets or seals when required for the application. Carquest Premium fuel pump modules are engineered with superior quality components to provide the longest life and reliable performance.
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Carquest Premium – Carquest Reman GDI Fuel Injector, A512-1324 (Part No.A512-1324)
from
$129.99
The CARQUEST line of remanufactured OEM fuel injectors are remanufactured using a proven 15 step process at a state-of-the-art remanufacturing facility in the USA. Injectors are thoroughly tested under multiple operating conditions to ensure each injector meets or exceeds OE specifications for flow rate, spray pattern, coil resistance, form, fit and function.
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NTK – "NTK Wideband Oxygen Sensor: Air-Fuel Ratio 4 Wire, 31.5"" Long, Heated, Direct Fit, 24390" (Part No.24390)
from
$209.99
NGK is the sensor specialist for import and domestic applications. Established under the NGK product family, oxygen sensors are part of our ongoing commitment to streamlining product types and increasing coverage. A ceramic company at our core, uses cutting-edge technology to control the ceramic used in our oxygen sensors from raw material to finished product. NTK is the world’s largest supplier and manufacturer of OE oxygen sensors. Combining expertise and innovation, oxygen sensors deliver superior fit, form, and function. oxygen sensors undergo extensive testing during manufacturing to ensure quality and reliability that meets or exceeds OE specifications. As new vehicles incorporate connected and automated technologies, trust The Sensor Specialist for comprehensive market support and OE application technology.
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Felpro – Felpro Fuel Injection Throttle Body Mounting Gasket, 61712 (Part No.61712)
from
$21.99
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.
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Encore Automotive – Encore Automotive Direct Injection High Pressure Fuel Pump, Genuine OE, HPF-K10001 (Part No.HPF-K10001)
from
$772.99
Encore Automotive Genuine OE High Pressure Fuel Pump pressurizes the fuel and adjusts injection per your vehicle’s specification to different engine loads. Encore Automotive partners with the world€™s leading automakers to bring the latest Genuine OE and high-quality aftermarket components to market. You€™re willing to do the work to keep your car or truck going €“ so, it only makes sense to go with Encore Automotive parts because when it comes to quality, fit and convenience, Encore has you covered.
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Bosch – "Bosch Oxygen Sensor: 4 Wire, 24.02"" Long, Heated, Universal, 15730" (Part No.15730)
from
$89.99
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.
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Carquest Premium – Carquest Premium GDI Seal Tool Kit Remanufactured, ATK-001 (Part No.ATK-001)
from
$129.99
This premium tool kit is designed to ensure the correct installation of the combustion seal on Gasoline Direct Injectors (GDI), which require replacement any time the injector is reinstalled. This special tool allows for the expansion of the combustion seal to allow installation onto the injector’s tip and resizing tools to provide precise dimensioning to ensure proper combustion sealing. Constructed of high-quality stainless steel the tool will provide years of trouble-free service and can be used on over 100 unique styles of GDI injectors.
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Delphi – Delphi Fuel Tank Cleaning Kit, FC01 (Part No.FC01)
from
$12.49
When replacing a fuel pump or module, it’s extremely important to clean the tank. Existing dirt, debris, and contamination stuck in the fuel tank can clog the brand-new strainer. Delphi’s Fuel Tank Cleaning Kit (FC01) and Tool (FC02) can help clean your fuel tank in less than five minutes. The FC01 includes a low-suds solution, cloth, and gloves that works together with the FC02 to help clean those hard to reach places without having to remove the fuel tank. Visit our Resource Center for helpful tips and tricks on fuel pumps, technologies, and more: https://www.delphiautoparts.com/usa/en-US/resource-center.
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Carquest Premium – Carquest Gas Cap: Twist On, Reduces Air Pollution, 1 Pack, 10817 (Part No.10817)
from
$15.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. Manufactured to pass all state and federal emissions requirements. Specifically designed pressure and vacuum relief valves to prevent evaporation of fuel. A leaking fuel cap can allow up to 30 gallons of gasoline to evaporate over the period of a year.
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Carquest Premium – Carquest Keyed Alike Locking Fuel Cap, 17512 (Part No.17512)
from
$17.49
Manufactured with OEM quality materials and safety standards by an OE Supplier. Manufactured to pass all state and federal emissions requirements. Specifically designed pressure and vacuum relief valves to prevent evaporation of fuel. A leaking fuel cap can allow up to 30 gallons of gasoline to evaporate over the period of a year.
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Carquest Premium – Carquest New Map Sensor, ECE1023 (Part No.ECE1023)
from
$99.99
CARQUEST MAP sensors are manufactured with critical OEM components to ensure that your engine runs efficiently to reach the best gas mileage on your vehicle.
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Carquest Premium – Carquest New Map Sensor, ECE1169 (Part No.ECE1169)
from
$79.99
CARQUEST MAP sensors are manufactured with critical OEM components to ensure that your engine runs efficiently to reach the best gas mileage on your vehicle.
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NTK – NTK Fuel Tank Pressure Sensor, FG0012 (Part No.FG0012)
from
$72.99
Building upon a foundation of premium full-line products established under NGK ignition and oxygen sensor products, NTK’s expansion to technical sensors is part of our ongoing commitment to streamline product types and increase coverage under one premium brand NTK, The Sensor Specialist. With over 80 years of automotive expertise, NGK’s family of automotive products are driven by extreme dedication to innovation, performance and quality. is the only OE supplier with a full line of technical sensors in the aftermarket for import and domestic vehicles. Drawing from OE experience, sensors undergo extreme testing conditions that include thermal shock, vibration and OBD verification. sensors are manufactured to ensure a quality that meets or exceeds OE specifications. As new vehicles incorporate connected and automated technologies, trust The Sensor Specialist for full-line market support and OE application technology.
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Carquest Premium – Carquest Fuel Tank Pressure Sensor, ECC1289 (Part No.ECC1289)
from
$166.99
Pressure sensors are used within several operating systems on the vehicle. Subjects in this category measure the pressure of both liquid and air to include air in a positive pressure and negative pressure range. Pressure sensors report out as the result of an electrical device called a strain gauge which produces an analog or digital signal output dependent on the needs of the circuit. Pressures may be very low such as barometric pressure, or extremely high such as in a high-pressure fuel injection system.
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Carquest Premium – Carquest Vapor Canister Purge Solenoid: Includes Mounting Hardware, CPA1044 (Part No.CPA1044)
from
$62.99
Maximize your vehicle’s efficiency and emissions control with Carquest Vapor Canister Purge Solenoids. Engineered for precision, these solenoids seamlessly regulate the flow of fuel vapors from the Vapor Canister to the engine for cleaner combustion, reducing harmful emissions. Built to meet and/or exceed OEM standards, Carquest Purge Solenoids offer reliable functionality, long-lasting durability, and easy installation.
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Carquest Premium – Carquest Vapor Canister Purge Solenoid: Includes Mounting Hardware, CPC1169 (Part No.CPC1169)
from
$81.99
Maximize your vehicle’s efficiency and emissions control with Carquest Vapor Canister Purge Solenoids. Engineered for precision, these solenoids seamlessly regulate the flow of fuel vapors from the Vapor Canister to the engine for cleaner combustion, reducing harmful emissions. Built to meet and/or exceed OEM standards, Carquest Purge Solenoids offer reliable functionality, long-lasting durability, and easy installation.
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Carquest – Carquest Fuel Injector Seal Kit, 274838 (Part No.274838)
from
$8.99
High-quality products that meet OE appearance and performance to provide professional technicians and DIYers with a cost-effective solution.
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Carquest Premium – Carquest Fuel Injector Seal Kit Remanufactured, AS098 (Part No.AS098)
from
$12.99
CARQUEST fuel injector seal kits include the necessary o-rings and seals to properly reseal the injector, which is a recommended practice any time the injector is removed. Includes hard to find or previously dealer-only components. Use CARQUEST tool kit ATK-001 or equivalent for proper installation of combustion seal.
See More
NTK – NTK Manifold Absolute Pressure Sensor, MA0032 (Part No.MA0032)
from
$124.99
Building upon a foundation of premium full-line products established under NGK ignition and oxygen sensor products, NTK’s expansion to technical sensors is part of our ongoing commitment to streamline product types and increase coverage under one premium brand NTK, The Sensor Specialist. With over 80 years of automotive expertise, NGK’s family of automotive products are driven by extreme dedication to innovation, performance and quality. is the only OE supplier with a full line of technical sensors in the aftermarket for import and domestic vehicles. Drawing from OE experience, sensors undergo extreme testing conditions that include thermal shock, vibration and OBD verification. sensors are manufactured to ensure a quality that meets or exceeds OE specifications. As new vehicles incorporate connected and automated technologies, trust The Sensor Specialist for full-line market support and OE application technology.
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Carquest Premium – Carquest New Map Sensor, ECA2509 (Part No.ECA2509)
from
$77.99
CARQUEST MAP sensors are manufactured with critical OEM components to ensure that your engine runs efficiently to reach the best gas mileage on your vehicle.
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Carquest Premium – Carquest Vapor Canister Vent Solenoid, EGC1058 (Part No.EGC1058)
from
$55.99
Ensure that your vehicle’s emission control system performs at its best with Carquest premium Vapor Canister Vent Valves. Manufactured for long-lasting performance, these Vent Valves provide reliable operation and help maintain your vehicle’s compliance with environmental regulations. For cleaner emissions, optimal vehicle efficiency and perfomance, trust Carquest Vapor Canister Vent Valves.
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Carquest Premium – Carquest Vapor Canister Vent Solenoid: Includes Mounting Hardware, ECE2921 (Part No.ECE2921)
from
$125.99
Ensure that your vehicle’s emission control system performs at its best with Carquest premium Vapor Canister Vent Valves. Manufactured for long-lasting performance, these Vent Valves provide reliable operation and help maintain your vehicle’s compliance with environmental regulations. For cleaner emissions, optimal vehicle efficiency and perfomance, trust Carquest Vapor Canister Vent Valves.
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Carquest Premium – Carquest Fuel Pump Camshaft Follower, CSA5316 (Part No.CSA5316)
from
$114.99
The Fuel Pump Camshaft Follower rides on a camshaft lobe while the other side of the device drives the high pressure fuel pump actuator. This device is typically replaced whenever the high pressure fuel pump is replaced.
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Delphi – Delphi Mass Air Flow Sensor, AF10206 (Part No.AF10206)
from
$134.99
Every single Delphi mass air flow (MAF) sensor that we manufacture – whether with or without the housing – is built with calibrated all-new components and is never remanufactured. Our mass air flow sensors are designed and tested to meet or exceed OE requirements, and engineered for a perfect fit in more than 180 million vehicles on the road today in North America – including makes from Ford, Toyota, Nissan, Volkswagen, Hyundai, BMW, Honda, GM, Mazda, Subaru, Acura and more.
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Carquest Premium – Carquest New Mass Air Flow Sensor – Complete Assembly, MQ7231 (Part No.MQ7231)
from
$97.99
Carquest Premium mass air flow (MAF) sensors are built to meet the original equipment (OE) specifications for each application. Our MAF sensors are built by a manufacturer that meets IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Carquest Premium mass air flow sensors are 100% new and undergo extensive validation testing to ensure long-lasting performance and reliability.
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Carquest Premium – Carquest Ambient Air Temperature Sensor, WTA1336 (Part No.WTA1336)
from
$59.99
The temperature of various systems must be reported to the engine control module (ECM) as well as other operating system controllers in the vehicle. Coolant temperature, cabin temperature, exhaust temperature and ambient temperature are just a few systems reported by a temperature sensor. The temperature sensor is fed 5 volts by the systems computer, within the sensor housing will be a thermistor, or dropping resistor whose resistance value will change as the temperature surrounding it changes. Changing resistance in the circuit will change the volt signal at the processor indicating the current operating value.
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Upgrade your 2019 Kia Optima with Top-Quality Fuel and Emissions Systems
When it comes to maintaining or upgrading your 2019 Kia Optima, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your Kia or enhancing its overall performance, Fuel and Emissions Systems are key to keeping your Optima functioning at its best. At Advance Auto Parts, we offer a wide selection of 45 Fuel and Emissions Systems for the 2019 Kia Optima, designed to meet your needs without breaking the bank.
From
Gas Cap
replacements to
Fuel Pumps
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 2019 Kia Optima at great prices.
Our Fuel and Emissions Systems inventory for this model
ranges from just $8.99 to $1,078.00, with
an average price of $86.99.
Our 45 Fuel and Emissions Systems in stock come from 8 trusted brands, so you’re sure to find the right part for your 2019 Kia Optima 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 2019 Kia Optima, 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 $14.29 and boast an impressive 4.5 stars average rating from customers.
With 1,530 customer reviews and counting, our 2019 Kia Optima 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 2019 Kia Optima is always ready to roll. We’re committed to providing you with everything you need to keep your Optima in top shape, all in one place.
Start shopping confidently below for your 2019 Kia Optima!
Best-Selling Gas Caps for 2019 Kia Optimas
Enhance the driving experience in your Kia with 7 quality Gas Cap components, starting at $14.29.
Carquest Premium – Carquest Keyed Alike Locking Fuel Cap, 17508 (Part No.17508)
from
$14.29
Manufactured with OEM quality materials and safety standards by an OE Supplier. Manufactured to pass all state and federal emissions requirements. Specifically designed pressure and vacuum relief valves to prevent evaporation of fuel. A leaking fuel cap can allow up to 30 gallons of gasoline to evaporate over the period of a year.
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Carquest Premium – Carquest Non-Locking Fuel Tank Cap, 10838 (Part No.10838)
from
$15.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. Manufactured to pass all state and federal emissions requirements. Specifically designed pressure and vacuum relief valves to prevent evaporation of fuel. A leaking fuel cap can allow up to 30 gallons of gasoline to evaporate over the period of a year.
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Carquest Premium – Carquest Non-Locking Fuel Tank Cap, 10842 (Part No.10842)
from
$17.79
Manufactured with OEM quality materials and safety standards by an OE Supplier. Manufactured to pass all state and federal emissions requirements. Specifically designed pressure and vacuum relief valves to prevent evaporation of fuel. A leaking fuel cap can allow up to 30 gallons of gasoline to evaporate over the period of a year.
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Carquest Premium – Carquest Locking Fuel Tank Cap, 10508 (Part No.10508)
from
$24.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. Manufactured to pass all state and federal emissions requirements. Specifically designed pressure and vacuum relief valves to prevent evaporation of fuel. A leaking fuel cap can allow up to 30 gallons of gasoline to evaporate over the period of a year.
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Carquest Premium – Carquest Locking Fuel Tank Cap, 10512 (Part No.10512)
from
$24.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. Manufactured to pass all state and federal emissions requirements. Specifically designed pressure and vacuum relief valves to prevent evaporation of fuel. A leaking fuel cap can allow up to 30 gallons of gasoline to evaporate over the period of a year.
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Motorad – Motorad Direct Fit Tethered Non-Locking Gas Fuel Tank Cap:, MGC837T (Part No.MGC837T)
from
$28.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. Manufactured to pass all state and federal emissions requirements. Specifically designed pressure and vacuum relief valves to prevent evaporation of fuel. A leaking fuel cap can allow up to 30 gallons of gasoline to evaporate over the period of a year.
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Carquest Premium – Carquest Keyed Alike Locking Fuel Cap, 17512 (Part No.17512)
from
$17.49
Manufactured with OEM quality materials and safety standards by an OE Supplier. Manufactured to pass all state and federal emissions requirements. Specifically designed pressure and vacuum relief valves to prevent evaporation of fuel. A leaking fuel cap can allow up to 30 gallons of gasoline to evaporate over the period of a year.
See More
Most Popular 2019 Kia Optima Fuel Pumps
Customize your Kia with 4 Fuel Pumps products
like Fuel Pumps,
Direct Injection High Pressure Fuel Pumps, and
Fuel Pump Tappets, all
priced under $1,078.00.
Motorcraft – Motorcraft Original Equipment Oil Filter: Ideal for Any Type Oil, Built To Meet Ford’s Standards, FL-810-A (Part No.FL-810-A)
from
$14.99
The Motorcraft Original Equipment Oil Filter is designed, engineered and recommended by Ford Motor Company. This filter helps protect against engine wear by screening out abrasives, such as carbon, sand, dust and bits of metal before they can get into your oil.
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Delphi – Delphi Direct Injection High Pressure Fuel Pump: Without Gasket/Seal or Wiring Harness, HM10051 (Part No.HM10051)
from
$1078.00
Demand for Gasoline Direct injection (GDi) technology globally is expected to grow in excess of 10 percent annually through 2026. Delphi uses the latest generation of OE technology for our GDi, and our GDi service program includes the OE parts, tools and know-how to service this fast-growing, high-performance technology. Delphi is a leading Tier 1 supplier of GDi systems to global OEMs. We offer multiple GDi specific training classes, a technician support hotline staffed by ASE certified technicians, and a full line of GDi high-pressure fuel pumps. Learn more about our training programs and tech hotline at 1-877-463-3574.
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Delphi – Delphi Electric Fuel Pump: 12V, In Tank, Turbine Design, FE0715 (Part No.FE0715)
from
$289.99
Delphi is a Tier 1 supplier to the majority of global vehicle manufacturers and has been a manufacturer of dependable fuel pumps and fuel delivery parts for over 80 years. With over 30 OE-proprietary innovations and 150 patents in fuel technologies, Delphi is regarded as a market leader in North American fuel management with sales coverage at over 95%. Learn more about our expert-led training programs and tech hotline at 1-877-463-3574. Visit our Resource Center for helpful tips and tricks on fuel pumps, technologies, and more: https://www.delphiautoparts.com/usa/en-US/resource-center.
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Carquest Premium – Carquest Fuel Pump Camshaft Follower, CSA5316 (Part No.CSA5316)
from
$114.99
The Fuel Pump Camshaft Follower rides on a camshaft lobe while the other side of the device drives the high pressure fuel pump actuator. This device is typically replaced whenever the high pressure fuel pump is replaced.
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Top Picks for 2019 Kia Optima Fuel Injectors
Upgrade Kia Optimas with top-quality Fuel Injectors parts, including 11 OEM and aftermarket selections for your 2019 model.
Felpro – Felpro Fuel Injection Throttle Body Mounting Gasket, 61712 (Part No.61712)
from
$21.99
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.
See More
Felpro – Felpro Fuel Injection Throttle Body Mounting Gasket, 61713 (Part No.61713)
from
$9.99
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.
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Carquest Premium – Carquest Reman GDI Fuel Injector, A512-1544 (Part No.A512-1544)
from
$159.99
The CARQUEST line of remanufactured OEM fuel injectors are remanufactured using a proven 15 step process at a state-of-the-art remanufacturing facility in the USA. Injectors are thoroughly tested under multiple operating conditions to ensure each injector meets or exceeds OE specifications for flow rate, spray pattern, coil resistance, form, fit and function.
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Carquest Premium – Carquest Premium GDI Seal Tool Kit Remanufactured, ATK-001 (Part No.ATK-001)
from
$129.99
This premium tool kit is designed to ensure the correct installation of the combustion seal on Gasoline Direct Injectors (GDI), which require replacement any time the injector is reinstalled. This special tool allows for the expansion of the combustion seal to allow installation onto the injector’s tip and resizing tools to provide precise dimensioning to ensure proper combustion sealing. Constructed of high-quality stainless steel the tool will provide years of trouble-free service and can be used on over 100 unique styles of GDI injectors.
See More
Carquest Premium – Carquest Reman GDI Fuel Injector, A512-1454 (Part No.A512-1454)
from
$119.99
The CARQUEST line of remanufactured OEM fuel injectors are remanufactured using a proven 15 step process at a state-of-the-art remanufacturing facility in the USA. Injectors are thoroughly tested under multiple operating conditions to ensure each injector meets or exceeds OE specifications for flow rate, spray pattern, coil resistance, form, fit and function.
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Carquest Premium – Carquest Reman GDI Fuel Injector, A512-1514 (Part No.A512-1514)
from
$117.99
The CARQUEST line of remanufactured OEM fuel injectors are remanufactured using a proven 15 step process at a state-of-the-art remanufacturing facility in the USA. Injectors are thoroughly tested under multiple operating conditions to ensure each injector meets or exceeds OE specifications for flow rate, spray pattern, coil resistance, form, fit and function.
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Carquest Premium – Carquest Mass Air Flow Sensor – Sensor w/ Housing, MQ7481 (Part No.MQ7481)
from
$99.99
Carquest Premium mass air flow (MAF) sensors are built to meet the original equipment (OE) specifications for each application. Our MAF sensors are built by a manufacturer that meets IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Carquest Premium mass air flow sensors are 100% new and undergo extensive validation testing to ensure long-lasting performance and reliability.
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Carquest Premium – Carquest Remanufactured GDI Fuel Injector, A512-1304 (Part No.A512-1304)
from
$82.99
The CARQUEST line of remanufactured OEM fuel injectors are remanufactured using a proven 15 step process at a state-of-the-art remanufacturing facility in the USA Injectors are thoroughly tested under multiple operating conditions to ensure each injector meets or exceeds OE specifications for flow rate, spray pattern, coil resistance, form, fit and function.
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Carquest Premium – Carquest Fuel Injector Seal Kit Remanufactured, AS069 (Part No.AS069)
from
$13.49
CARQUEST fuel injector seal kits include the necessary O-rings and seals to properly reseal the injector, which is a recommended practice any time the injector is removed. Includes hard to find or previously dealer-only components. Use CARQUEST tool kit ATK-001 or equivalent for proper installation of combustion seal.
See More
Carquest Premium – Carquest Fuel Injector Seal Kit Remanufactured, AS098 (Part No.AS098)
from
$12.99
CARQUEST fuel injector seal kits include the necessary o-rings and seals to properly reseal the injector, which is a recommended practice any time the injector is removed. Includes hard to find or previously dealer-only components. Use CARQUEST tool kit ATK-001 or equivalent for proper installation of combustion seal.
See More
Carquest Premium – Carquest Fuel Injector Seal Kit Remanufactured, AS083 (Part No.AS083)
from
$8.99
CARQUEST fuel injector seal kits include the necessary o-rings and seals to properly reseal the injector, which is a recommended practice any time the injector is removed. Includes hard to find or previously dealer-only components. Use CARQUEST tool kit ATK-001 or equivalent for proper installation of combustion seal.
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In-Demand Fuel Tanks for 2019 Kia Optimas
Select from 1 premium Fuel Tanks parts for your 2019 Kia Optima.
Delphi – Delphi Fuel Tank Cleaning Kit, FC01 (Part No.FC01)
from
$12.49
When replacing a fuel pump or module, it’s extremely important to clean the tank. Existing dirt, debris, and contamination stuck in the fuel tank can clog the brand-new strainer. Delphi’s Fuel Tank Cleaning Kit (FC01) and Tool (FC02) can help clean your fuel tank in less than five minutes. The FC01 includes a low-suds solution, cloth, and gloves that works together with the FC02 to help clean those hard to reach places without having to remove the fuel tank. Visit our Resource Center for helpful tips and tricks on fuel pumps, technologies, and more: https://www.delphiautoparts.com/usa/en-US/resource-center.
See More
Most Sold 2019 Kia Optima Oxygen Sensors
Explore our best-selling Kia parts for the 2019 Optima among 11 OEM and aftermarket options starting from $65.99.
NTK – "NTK Switching Oxygen Sensor: 4 Wire, 14.25"" Long, Heated, Direct Fit, 25224" (Part No.25224)
from
$119.99
NGK is the sensor specialist for import and domestic applications. Established under the NGK product family, oxygen sensors are part of our ongoing commitment to streamlining product types and increasing coverage. A ceramic company at our core, uses cutting-edge technology to control the ceramic used in our oxygen sensors from raw material to finished product. NTK is the world’s largest supplier and manufacturer of OE oxygen sensors. Combining expertise and innovation, oxygen sensors deliver superior fit, form, and function. oxygen sensors undergo extensive testing during manufacturing to ensure quality and reliability that meets or exceeds OE specifications. As new vehicles incorporate connected and automated technologies, trust The Sensor Specialist for comprehensive market support and OE application technology.
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NTK – "NTK Titania Oxygen Sensor: 3 Wire, 18"" Long, Heated, Direct Fit, 27027" (Part No.27027)
from
$146.99
NGK is the sensor specialist for import and domestic applications. Established under the NGK product family, oxygen sensors are part of our ongoing commitment to streamlining product types and increasing coverage. A ceramic company at our core, uses cutting-edge technology to control the ceramic used in our oxygen sensors from raw material to finished product. NTK is the world’s largest supplier and manufacturer of OE oxygen sensors. Combining expertise and innovation, oxygen sensors deliver superior fit, form, and function. oxygen sensors undergo extensive testing during manufacturing to ensure quality and reliability that meets or exceeds OE specifications. As new vehicles incorporate connected and automated technologies, trust The Sensor Specialist for comprehensive market support and OE application technology.
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DENSO – "DENSO Wideband Oxygen Sensor: 5 Wire, 12.48"" Long, Heated, Exact Fit, 234-5082" (Part No.234-5082)
from
$126.99
DENSO Air/Fuel Ratio Sensors are manufactured and tested to the strictest OE standards for unparalleled performance. Each component is precision-built for exact replacement and a first time fit. DENSO gives you the right part and the right fit at the first time.
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NTK – "NTK Switching Oxygen Sensor: 4 Wire, 8.75"" Long, Heated, Direct Fit, 27028" (Part No.27028)
from
$129.99
NGK is the sensor specialist for import and domestic applications. Established under the NGK product family, oxygen sensors are part of our ongoing commitment to streamlining product types and increasing coverage. A ceramic company at our core, uses cutting-edge technology to control the ceramic used in our oxygen sensors from raw material to finished product. NTK is the world’s largest supplier and manufacturer of OE oxygen sensors. Combining expertise and innovation, oxygen sensors deliver superior fit, form, and function. oxygen sensors undergo extensive testing during manufacturing to ensure quality and reliability that meets or exceeds OE specifications. As new vehicles incorporate connected and automated technologies, trust The Sensor Specialist for comprehensive market support and OE application technology.
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NTK – "NTK Switching Oxygen Sensor: 4 Wire, 22.75"" Long, Heated, Direct Fit, 25739" (Part No.25739)
from
$165.99
NGK 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, 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.
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NTK – "NTK Switching Oxygen Sensor: 4 Wire, 20.75"" Long, Heated, Direct Fit, 25732" (Part No.25732)
from
$199.99
NGK 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, 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.
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NTK – NTK OE Type 5-Wire Wideband Air / Fuel Sensor, 27077 (Part No.27077)
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$265.99
NGK 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, 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.
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Bosch – "Bosch Wideband Oxygen Sensor: 5 Wire, 13.94"" Long, Heated, Exact Fit, 16092" (Part No.16092)
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$169.99
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.
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DENSO – "DENSO Oxygen Sensor: 4 Wire, 24.37"" Long, Heated, Exact Fit, 234-4552" (Part No.234-4552)
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$139.99
DENSO Oxygen Sensors are manufactured and tested to the strictest OE standards for unparalleled peformance; Each component is precision built for exact replacement, and a first time fit; This innovative line features DENSO’s exclusive aluminum oxide trap layer, designed to protect the ceramic element from silicone and lead posining for improved engine performance, greater fuel efficiency, and unparalleled longevity; DENSO gives you the right part and the right fit, the first time.
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DENSO – "DENSO Oxygen Sensor: 4 Wire, Direct Fit, Heated, Wire Length: 16.89"", 234-8030" (Part No.234-8030)
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$128.99
DENSO Oxygen Sensors are manufactured and tested to the strictest OE standards for unparalleled peformance; Each component is precision built for exact replacement, and a first time fit; This innovative line features DENSO’s exclusive aluminum oxide trap layer, designed to protect the ceramic element from silicone and lead posining for improved engine performance, greater fuel efficiency, and unparalleled longevity; DENSO gives you the right part and the right fit, the first time.
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Bosch – Bosch Oxygen Sensor, 16185 (Part No.16185)
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$65.99
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.
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Top-Rated Fuel and Emissions Systems Brands For Your 2019 Kia Optima
Shop for the best-rated brands offering Fuel and Emissions Systems and other products for your 2019 Kia Optimas. 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 2019 Optima start at just $14.29 and are rated as high as 4.5 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 2019 Kia Optima Fuel and Emissions Systems
When it comes to maintaining or upgrading your 2019 Kia Optima, 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 2019 Kia Optima. With over 3 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 $14.29, with an average price of just $16.02. Plus, with over 231 customer reviews and an average rating of 4.5 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.
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$14.29
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Carquest Keyed Alike Locking Fuel Cap, 17508
“I was a bit worried about someone stealing gas from my car. No more!”
FAQs for 2019 Kia Optima Fuel and Emissions Systems
Which Fuel and Emissions Systems are best-sellers for 2019 Kia Optimas?
Out of 45 Fuel and Emissions Systems that fit 2019 Kia Optimas, the following parts are the top sellers:
- Motorad Direct Fit Tethered Non-Locking Gas Fuel Tank Cap:, MGC837T (12102515) – $28.99
- Delphi Fuel Tank Cleaning Kit, FC01 (11692237) – $12.49
- NTK Manifold Absolute Pressure Sensor, MA0032 (12240797) – $124.99
What’s the price range for 2019 Kia Optima Fuel and Emissions Systems?
Fuel and Emissions System prices for the 2019 Kia Optima start at $8.99 and go up to $1,078.00 for the most premium parts.
What’s the average price of a Fuel and Emissions System for a 2019 Kia Optima?
The average price for Fuel and Emissions Systems for the 2019 Kia Optima is $86.99. 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 Kia Optima model years?
What are the cheapest Fuel and Emissions Systems for my 2019 Kia Optima?
The cheapest 2019 Kia Optima Fuel and Emissions Systems we carry in stock are:
- Carquest Fuel Injector Seal Kit Remanufactured, AS083 (50085572) – $8.99
- Felpro Fuel Injection Throttle Body Mounting Gasket, 61713 (11469065) – $9.99
- Delphi Fuel Tank Cleaning Kit, FC01 (11692237) – $12.49
- Carquest Fuel Injector Seal Kit Remanufactured, AS098 (50183787) – $12.99
- Carquest Fuel Injector Seal Kit Remanufactured, AS069 (12181222) – $13.49
What types of Fuel and Emissions Systems do you sell for my 2019 Kia Optima?
As of 8/2/26, these are some of the most in-demand types of Fuel and Emissions Systems for a 2019 Kia Optima:
Can I get help with 2019 Kia Optima 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 Kia Fuel and Emissions Systems and more.
What is your return policy for Kia Optima Fuel and Emissions Systems?
Advance Auto Parts keeps returns simple. For new Kia Optima 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.
