2021 Toyota Sequoia Fuel and Emissions Systems
Find Your Specific 2021 Toyota Sequoia Fuel and Emissions Systems
Below you will find various in-demand Toyota Fuel and Emissions Systems, components and accessories for your 2021 Sequoia. Advance Auto Parts has popular Sequoia parts like Fuel Injectors, Air Flow Sensors, Fuel Pumps and more. You’ll also find aftermarket and OEM Fuel and Emissions Systems for other Sequoia model years including
2013,
2014,
2015,
2016,
2017,
2018,
2019,
2020,
2022 and more. Select a category of 2021 Toyota Sequoia Fuel and Emissions Systems below and start saving instantly.
Popular 2021 Toyota Sequoia Fuel and Emissions Systems Categories
Essential Fuel and Emissions Systems for 2021 Toyota Sequoias
Bosch – Oxygen Sensor: 4 Wire, 10.63" Long, Heated, Exact Fit (Part No.13441)
from
$92.99
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:
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Product Features:
- Premium Bosch oxygen sensors are designed to improve fuel economy while reducing harmful emissions
- Direct Fit includes OE Connector for easy installation
- Performance meets or exceeds OE specifications
- True Direct-fit OE connectors and harness
Dorman – Secondary A.I.R. Injection Valve (Part No.911-607)
from
$237.99
This secondary air injection check valve is designed to match the fit and function of the original valve on specified vehicles, and is engineered for durability and reliable performance.
Product Features:
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Product Features:
- Direct replacement – this secondary air injection check valve is designed to match the fit and function of the original valve on specified vehicles.
- Restores functionality – this valve is made to fit and fully restore part functionality after the original valve fails.
- 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
Delphi – Mass Air Flow Sensor (Part No.AF10205)
from
$124.99
100% new; Delphi OE Technology Validated to match the vehicle applications; Manufactured to meet or exceed OE requirements
Product Features:
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Product Features:
- Delphi mass air flow sensors are the global benchmark for accuracy and signal noise
- Delphi mass air flow sensors feature high quality sensing elements for outstanding performance over a wide range of ambient temperatures
- Delphi is a manufacturer of OE mass air flow sensors since their first use over 30 years ago
- All parts are calibrated and tested to match the OE part
- Probe solution offered wherever possible to reduce repair time by eliminating the need to replace the flow tube.
- Delphi OE technology validated to match the vehicle applications
Kibi Gaskets – Air Pipe Fitting Gas (Part No.B7043768764KIB)
from
$2.73
Air Pipe Fitting Gas
Dorman – Secondary A.I.R. Injection Valve (Part No.911-644)
from
$216.99
This secondary air injection control valve is designed to match the fit and function of the original valve on specified vehicles, and is engineered for durability and reliable performance.
Product Features:
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Product Features:
- Direct replacement – this secondary air injection control valve is designed to match the fit and function of the original valve on specified vehicles.
- Restores functionality – this valve is made to fit and fully restore part functionality after the original valve fails.
- 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
Carquest Premium – Fuel Cap Tester Adapter (Part No.12422)
from
$39.99
Fuel Cap Tester Adaper for use with Stant fuel cap testers. Color coded for easy identification. Made of durable plastic.
Product Features:
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Product Features:
- BAR Certified adapters
- Adapter check’s a fuel cap’s ability to hold pressure.
- Adapters meet EPA standards for recommended fleet coverage.
- Check adapter application chart for specific makes and models
aFe POWER – Sprint Booster (Part No.77-16507)
from
$339.99
Automobiles in the 21st century have replaced the more conventional throttle cable technology for an ECM (Electronic Control Module) that translates pedal travel into electronic signals in order to provide power to the wheels. The ETC system (Electronic Throttle Control), also known as drive-by-wire, has the unfortunate downside of delayed throttle response and subdued acceleration, creating problems in certain circumstances such as up-hill starts, quick gear changes, overtaking, etc. The Sprint Booster aims to overcome this throttle response delay for ETC-equipped vehicles, providing crisp on-tap acceleration at the driver’s disposal.
Product Features:
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Product Features:
- Reduces Throttle Response Time
- Improved Acceleration
- Easy To Install
- Does Not Affect The Vehicles Electronic System
DENSO – Wideband Oxygen Sensor: Upstream, 4 Wire, 8.66" Long, Heated, Exact Fit (Part No.234-9051)
from
$199.99
DENSO Air/Fuel Ratio 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.; DENSO gives you the right part and the right fit+ the first time.
Product Features:
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Product Features:
- Specifically designed to meet the increasing demands of today’s engines
- 100% checked for high temperature signal output, air tightness, continuity, and heat resistance for optimal efficiency and performance
- Coated with aluminum oxide to prevent silicone and lead from contacting the ceramic element and damaging the platinum electrode
- Double protection cover helps maintain proper unit temperature for quicker response times, which is critical to your vehicle’s fuel efficiency
- Manufactured with a rugged stainless steel housing and porous PTFE filter to resist corrosion and contamination
DENSO – Wideband Oxygen Sensor: Upstream, 4 Wire, 8.35" Long, Heated, Exact Fit (Part No.234-9144)
from
$248.99
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.
Product Features:
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Product Features:
- Specifically designed to meet the increasing demands of today’s engines
- 100% checked for high temperature signal output, air tightness, continuity, and heat resistance for optimal efficiency and performance
- Coated with aluminum oxide to prevent silicone and lead from contacting the ceramic element and damaging the platinum electrode
- Double protection cover helps maintain proper unit temperature for quicker response times, which is critical to your vehicle’s fuel efficiency
- Manufactured with a rugged stainless steel housing and porous PTFE filter to resist corrosion and contamination
Delphi – Electric Fuel Pump: 12V, In Tank, Turbine Design (Part No.FE0410)
from
$324.99
100 years of OE experience, supplier to the world’s top automakers, OE Heritage and knowledge built into every aftermarket part, comprehensive portfolio for a wide range of vehicles and model years.
Product Features:
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Product Features:
- Delphi is a global OE manufacturer and all fuel pumps are built to Delphi’s OE standards
- Delphi pumps are designed to operate under extreme temperatures with quick engine starts and to avoid low-fuel hesitation, including alcohol fuels and blends
- Improved pump performance as a result of Delphi’s innovative design and durability
- Restores fast pressure performance and system integrity, translating to better pumping through less energy
- Part is validated, tested and matched to the right vehicle application
- Lower amperage draws less load on vehicle’s electrical system
- Always be sure to check and clean fuel tank to avoid unnecessary returns
- Always replace the fuel strainer when doing a fuel pump repair
Delphi – Fuel Pump Module Assembly (Part No.FG1624)
from
$1122.99
100 years of OE experience, supplier to the world’s top automakers, OE Heritage and knowledge built into every aftermarket part, comprehensive portfolio for a wide range of vehicles and model years.
Product Features:
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Product Features:
- Delphi is a global OE manufacturer and all fuel pumps are built to Delphi’s OE standards
- Empty float height and float retention matches OE specifications and guarantees correct gas gauge reading
- Lower amperage draws less load on vehicle’s electrical system
- Part is validated, tested and matched to the right vehicle application
- Always be sure to check and clean fuel tank to avoid unnecessary returns
- Lower failure rates due to its innovative design and durability
Ishino Stone – Fuel Injector O Ring (Part No.C1012184287ISH)
from
$2.16
Fuel Injector O Ring
Delphi – Fuel Tank Cleaning Kit (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.
Product Features:
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Product Features:
- Helps avoid premature fuel pump failure
- Lint free towel included
- Low suds formulation
- Removes harmful contaminants from the fuel tank
Carquest Premium – Remanufactured Fuel Injector (Part No.A212-2364)
from
$49.49
CARQUEST’S line of remanufactured OEM fuel injectors are remanufactured using a proven 15 step process at a state-of-the-art remanufacturing facility in the U.S.A. Each injector is 100% 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. Each injector includes new external seals and O-rings.
Product Features:
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Product Features:
- Each unit is 100% tested to OE specifications
- Includes new O-rings and seals made of premium OE quality materials
- Includes application specific technical bulletin, where applicable
Original Equipment – Original Equipment Fuel Injector (Part No.C1000253256OEA)
from
$155.47
The Original Equipment brand is the same OEM quality and performance of the original equipment it replaces and is supplied in a plain box, with the car manufacturer’s logo on the part. Original Equipment fuel injectors are manufactured to OE requirements that meet federal emissions and fuel economy standards, and provide exact OE fit for ease of installation.
Product Features:
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Product Features:
- Original Equipment Manufacturer
- Premium internal components
- OE Calibrated impedance
- Fine atomized spray reduces emissions
Ishino Stone – Air Pipe Fitting Gas (Part No.B7043768896ISH)
from
$3.71
Air Pipe Fitting Gas
Delphi – Fuel Injection Pressure Regulator (Part No.FP10461)
from
$137.99
100 years of OE experience, supplier to the world’s top automakers, OE Heritage and knowledge built into every aftermarket part.
Product Features:
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Product Features:
- Precisely manufactured internal valves, diaphragms and springs means excellent performance under all engine operating conditions
- Quiet operation, no audible regulator noise
- Robust diaphragm materials means longer life, improved durability and compatibility with a wide range of fuels
- Consistent and predictable fuel pressure throughout system range of control provides great drivability
Wells Vehicle Electronics – Fuel Injection Pressure Regulator (Part No.5G1235)
from
$162.99
WVE is a leading source of advanced vehicle electronics components for replacement applications in the automotive aftermarket and original equipment applications. WVE offers high-technology manufacturing along with innovative solutions and improvements to
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Delphi – Fuel Injection Pressure Regulator (Part No.FP10468)
from
$132.99
100 years of OE experience, supplier to the world’s top automakers, OE Heritage and knowledge built into every aftermarket part.
Product Features:
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Product Features:
- Precisely manufactured internal valves, diaphragms and springs means excellent performance under all engine operating conditions
- Quiet operation, no audible regulator noise
- Robust diaphragm materials means longer life, improved durability and compatibility with a wide range of fuels
- Consistent and predictable fuel pressure throughout system range of control provides great drivability
Carquest Premium – Ambient Air Temperature Sensor (Part No.WTA2061)
from
$48.99
CARQUEST premium engine management products provide the right automatic transmission speed sensor for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions. Designed to meet OE quali
Product Features:
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Product Features:
- Lifecycle tested to meet or exceed OE specifications
- Direct OE replacement
- High strength thermoplastic is resistant to shock, temperature and chemicals. Also protects internal components from moisture and contaminants.
- Global coverage for import and/or domestic applications.
Carquest Premium – Ambient Air Temperature Sensor (Part No.WTA2054)
from
$59.99
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.
Product Features:
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Product Features:
- Premium quality materials for longer service life
- Sealed connections (where applicable) to prevent environmental corrosion and performance issues
- Global coverage for import and/or domestic applications
- OE specified wire gauge to ensure a reliable electrical connection
- Designed to meet or exceed OE specifications in form, fit and function
Felpro – Fuel Injection Throttle Body Mounting Gasket (Part No.61281)
from
$22.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust
Product Features:
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Product Features:
- Meets or exceeds all original equipment specifications
- Application specific design to ensure a perfect fit
- Engineered and manufactured specifically for the repair environment
- Unsurpassed quality you can trust
- Validated for fit, form, and function
Ishino Stone – THROTTLE BODY GASKET (Part No.C7001268604ISH)
from
$40.68
THROTTLE BODY GASKET
Felpro – Fuel Injection Throttle Body Mounting Gasket (Part No.61556)
from
$20.29
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust
Product Features:
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Product Features:
- Meets or exceeds all original equipment specifications
- Application specific design to ensure a perfect fit
- Engineered and manufactured specifically for the repair environment
- Unsurpassed quality you can trust
- Validated for fit, form, and function
Upgrade your 2021 Toyota Sequoia with Top-Quality Fuel and Emissions Systems
When it comes to maintaining or upgrading your 2021 Toyota Sequoia, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your Toyota or enhancing its overall performance, Fuel and Emissions Systems are key to keeping your Sequoia functioning at its best. At Advance Auto Parts, we offer a wide selection of 23 Fuel and Emissions Systems for the 2021 Toyota Sequoia, designed to meet your needs without breaking the bank.
From
Fuel Injector
replacements to
Air Flow Sensors
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 2021 Toyota Sequoia at great prices.
Our Fuel and Emissions Systems inventory for this model
ranges from just $2.16 to $491.99, with
an average price of $137.20.
Our 23 Fuel and Emissions Systems in stock come from 11 trusted brands, so you’re sure to find the right part for your 2021 Toyota Sequoia 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 2021 Toyota Sequoia, we stock popular OEM and aftermarket Fuel and Emissions Systems from top names
like Hitachi, and more.
Hitachi Fuel and Emissions Systems
start at just $105.99 and boast an impressive 5 stars average rating from customers.
With 12 customer reviews and counting, our 2021 Toyota Sequoia 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 2021 Toyota Sequoia is always ready to roll. We’re committed to providing you with everything you need to keep your Sequoia in top shape, all in one place.
Start shopping confidently below for your 2021 Toyota Sequoia!
Best-Selling Fuel Injectors for 2021 Toyota Sequoias
Enhance the driving experience in your Toyota with 10 quality Fuel Injector components, starting at $2.16.
Hitachi – Air Flow Sensor – New Actual OE Part (Part No.MAF0035)
from
$105.99
Hitachis Air Flow Sensors (MAFs) measure the amount and characteristics of air entering the engine. Hitachi uses precision elements and high-quality components for enhanced durability and accurate air flow measurements. Hitachi MAFs are 100% air flow tested for ideal performance and are calibrated for each application ensuring your vehicle meets the strict emission standards set by the manufacturer. Details such as a contaminant bypass port (when applicable) and protected circuitry providing a durable and reliable product approved by OE manufacturers makes Hitachis air flow sensors the premium choice.
Product Features:
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Product Features:
- Hitachi is a Tier 1 OE supplier for air flow sensors
- 100% NEW, never remanufactured
- Hitachi’s advanced precision elements and high quality components provide enhanced durability. We feature exact fitment and calibration for each vehicle, which assists engine efficiency and fuel mileage. Our sensors are 100% air flow tested to meet exac
- Precision manufactured and assembled sensing elements for accurate air flow measurements
Spectra Premium – Mass Air Flow Sensor (Part No.MA192)
from
$86.99
Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium mass air flow sensors meet or exceed the performance of the original equipment they replace.
Product Features:
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Product Features:
- Unit is designed to OE fit, form and function requirements accomplished by leveraging our OE engine management systems design expertise
- Platinum connector threads reduce the number of connection points for faster reaction to change
- Ceramic-built printed circuit boards are protected by silica gel, providing superior resistance to temperature changes and vehicle vibrations
- Ceramic board provides reliable voltage to eliminate engine rough-idle problems
- Each new sensor is road tested to ensure real world performance and to verify that each design meets our high standards for quality
- Engineered to stringent tolerances based on our Canadian engineers’ in-depth knowledge of the OE part it’s designed to replace
- Fit tested on the very same vehicle application for which it was developed verifying first-hand that the design fits properly and can be easily installed
Carquest Premium – Mass Air Flow Sensor (MAF) – 100% NEW (Part No.MQ6378)
from
$69.99
Advance Auto Parts is proud to carry all new mass air flow sensors that use high-quality components with the highest quality standards.
Product Features:
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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
Felpro – Fuel Injection Throttle Body Mounting Gasket (Part No.61556)
from
$20.29
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust
Product Features:
See More
Product Features:
- Meets or exceeds all original equipment specifications
- Application specific design to ensure a perfect fit
- Engineered and manufactured specifically for the repair environment
- Unsurpassed quality you can trust
- Validated for fit, form, and function
Hitachi – Mass Air Sensor (Part No.B3150396189HIT)
from
$149.30
Hitachi manufactures a direct fit air mass sensor that guarantees OEM quality, fit and performance.
Product Features:
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Product Features:
- OEM Quality Direct fit Application
- Platinum coated sensing element
- Meets or exceeds OEM specifications
- Utilizes the factory style mounts, connectors and fittings
- Provides exceptional reliability
aFe POWER – Sprint Booster (Part No.77-16507)
from
$339.99
Automobiles in the 21st century have replaced the more conventional throttle cable technology for an ECM (Electronic Control Module) that translates pedal travel into electronic signals in order to provide power to the wheels. The ETC system (Electronic Throttle Control), also known as drive-by-wire, has the unfortunate downside of delayed throttle response and subdued acceleration, creating problems in certain circumstances such as up-hill starts, quick gear changes, overtaking, etc. The Sprint Booster aims to overcome this throttle response delay for ETC-equipped vehicles, providing crisp on-tap acceleration at the driver’s disposal.
Product Features:
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Product Features:
- Reduces Throttle Response Time
- Improved Acceleration
- Easy To Install
- Does Not Affect The Vehicles Electronic System
Delphi – Fuel Injection Pressure Regulator (Part No.FP10701)
from
$267.99
100 years of OE experience, supplier to the world’s top automakers, OE Heritage and knowledge built into every aftermarket part.
Product Features:
See More
Product Features:
- Precisely manufactured internal valves, diaphragms and springs means excellent performance under all engine operating conditions
- Quiet operation, no audible regulator noise
- Robust diaphragm materials means longer life, improved durability and compatibility with a wide range of fuels
- Consistent and predictable fuel pressure throughout system range of control provides great drivability
Delphi – Mass Air Flow Sensor (Part No.AF10205)
from
$124.99
100% new; Delphi OE Technology Validated to match the vehicle applications; Manufactured to meet or exceed OE requirements
Product Features:
See More
Product Features:
- Delphi mass air flow sensors are the global benchmark for accuracy and signal noise
- Delphi mass air flow sensors feature high quality sensing elements for outstanding performance over a wide range of ambient temperatures
- Delphi is a manufacturer of OE mass air flow sensors since their first use over 30 years ago
- All parts are calibrated and tested to match the OE part
- Probe solution offered wherever possible to reduce repair time by eliminating the need to replace the flow tube.
- Delphi OE technology validated to match the vehicle applications
Carquest Premium – Remanufactured Fuel Injector (Part No.A212-3494)
from
$60.99
CARQUEST’S line of remanufactured OEM fuel injectors are remanufactured using a proven 15 step process at a state-of-the-art remanufacturing facility in the U.S.A. Each injector is 100% 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. Each injector includes new external seals and O-rings.
Product Features:
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Product Features:
- Each unit is 100% tested to OE specifications
- Includes new O-rings and seals made of premium OE quality materials
- Includes application specific technical bulletin, where applicable
Ishino Stone – Fuel Injector O Ring (Part No.C1012184287ISH)
from
$2.16
Fuel Injector O Ring
Most Popular 2021 Toyota Sequoia Air Flow Sensors
Customize your Toyota with 2 Air Flow Sensors products
like Air- Fuel Ratio Sensors and
Ambient Air Temperature Sensors, all
priced under $229.99.
DENSO – Wideband Oxygen Sensor: Upstream, 4 Wire, 7.40" Long, Heated, Exact Fit (Part No.234-9145)
from
$229.99
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.
Product Features:
See More
Product Features:
- Specifically designed to meet the increasing demands of today’s engines
- 100% checked for high temperature signal output, air tightness, continuity, and heat resistance for optimal efficiency and performance
- Coated with aluminum oxide to prevent silicone and lead from contacting the ceramic element and damaging the platinum electrode
- Double protection cover helps maintain proper unit temperature for quicker response times, which is critical to your vehicle’s fuel efficiency
- Manufactured with a rugged stainless steel housing and porous PTFE filter to resist corrosion and contamination
Carquest Premium – Ambient Air Temperature Sensor (Part No.WTA2054)
from
$59.99
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.
Product Features:
See More
Product Features:
- Premium quality materials for longer service life
- Sealed connections (where applicable) to prevent environmental corrosion and performance issues
- Global coverage for import and/or domestic applications
- OE specified wire gauge to ensure a reliable electrical connection
- Designed to meet or exceed OE specifications in form, fit and function
Top Picks for 2021 Toyota Sequoia Fuel Pumps
Upgrade Toyota Sequoias with top-quality Fuel Pumps parts, including 3 OEM and aftermarket selections for your 2021 model.
Delphi – Electric Fuel Pump and Strainer Set: 12V, With 2 Male Blade Terminals, External Strainer (Part No.FE0707)
from
$283.99
100 years of OE experience, supplier to the world’s top automakers, OE Heritage and knowledge built into every aftermarket part, comprehensive portfolio for a wide range of vehicles and model years.
Product Features:
See More
Product Features:
- Delphi is a global OE manufacturer and all fuel pumps are built to Delphi’s OE standards
- Delphi pumps are designed to operate under extreme temperatures with quick engine starts and to avoid low-fuel hesitation, including alcohol fuels and blends
- Improved pump performance as a result of Delphi’s innovative design and durability
- Restores fast pressure performance and system integrity, translating to better pumping through less energy
- Part is validated, tested and matched to the right vehicle application
- When servicing the fuel system, always check the fuel filter for possible replacement
- Always be sure to check and clean fuel tank to avoid unnecessary returns
- Always replace the fuel strainer when doing a fuel pump repair
Carquest Premium – Fuel Cap Tester Adapter (Part No.12427)
from
$34.99
Fuel Cap Tester Adaper for use with Stant fuel cap testers. Color coded for easy identification. Made of durable plastic.
Product Features:
See More
Product Features:
- BAR Certified adapters
- Adapter check’s a fuel cap’s ability to hold pressure.
- Adapters meet EPA standards for recommended fleet coverage.
- Check adapter application chart for specific makes and models
Carquest Premium – Fuel Cap Tester Adapter (Part No.12410)
from
$15.99
Fuel Cap Tester Adaper for use with Stant fuel cap testers. Color coded for easy identification. Made of durable plastic.
Product Features:
See More
Product Features:
- BAR Certified adapters
- Adapter check’s a fuel cap’s ability to hold pressure.
- Adapters meet EPA standards for recommended fleet coverage.
- Check adapter application chart for specific makes and models
In-Demand Oxygen Sensors for 2021 Toyota Sequoias
Select from 2 premium Oxygen Sensors parts for your 2021 Toyota Sequoia, with prices ranging from $129.67 to $167.99.
DENSO – Oxygen Sensor (Part No.234-8075)
from
$167.99
DENSO Oxygen 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. 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 – First Time Fit Oxygen Sensor (Part No.C5010690531ND)
from
$129.67
Denso First Time Fit oxygen sensors are constructed of the highest quality materials available. High-quality stainless steel, porous polytetrafluoroethylene (PTFE), fluorine rubber, aluminum oxide, high-grade platinum and ceramics are used in each DENSO sensor.
Product Features:
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Product Features:
- SUPERIOR DESIGN – Maximizes engine performance and fuel efficiency while reducing harmful emissions.
- DOUBLE-PROTECTION COVER – Maintains proper unit temperature for quicker response times and protects the ceramic element against silicone and lead poisoning.
- ALUMINUM-OXIDE TRAP LAYER – Keeps silicone and lead outside the ceramic element through DENSO’s exclusive design, preventing damage to the platinum electrode.
- STAINLESS STEEL HOUSING – Resists corrosion and contamination with a rugged, watertight body.
Most Sold 2021 Toyota Sequoia Fuel Tanks
Explore our best-selling Toyota parts for the 2021 Sequoia among 1 OEM and aftermarket options starting from $12.49.
Delphi – Fuel Tank Cleaning Kit (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.
Product Features:
See More
Product Features:
- Helps avoid premature fuel pump failure
- Lint free towel included
- Low suds formulation
- Removes harmful contaminants from the fuel tank
Top-Rated Fuel and Emissions Systems Brands For Your 2021 Toyota Sequoia
Shop for the best-rated brands offering Fuel and Emissions Systems and other products for your 2021 Toyota Sequoias. Below you’ll find some of our best rated Fuel and Emissions Systems from Hitachi, and more. Fuel and Emissions Systems from these brands that fit a 2021 Sequoia start at just $105.99 and are rated as high as 5 stars. OEM and aftermarket Fuel and Emissions Systems don’t get more top quality, durable, and affordable than from the brands below.
Popular Hitachi 2021 Toyota Sequoia Fuel and Emissions Systems
When it comes to maintaining or upgrading your 2021 Toyota Sequoia, using quality Fuel and Emissions Systems is essential to ensure durability and a perfect fit. Hitachi ticks all of those boxes. We offer a wide selection of Hitachi Fuel and Emissions Systems, specifically designed for the 2021 Toyota Sequoia. With over 2 Hitachi 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 $105.99, with an average price of just $127.65. Plus, with over 1 customer reviews and an average rating of 5 stars, you can trust that our Hitachi 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.
from
$105.99
$105.99
(1)
Air Flow Sensor – New Actual OE Part
“Perfect fit and actually Oem part. Numbers matched old one.”
FAQs for 2021 Toyota Sequoia Fuel and Emissions Systems
Which Fuel and Emissions Systems are best-sellers for 2021 Toyota Sequoias?
Out of 23 Fuel and Emissions Systems that fit 2021 Toyota Sequoias, the following parts are the top sellers:
- Fuel Tank Cleaning Kit (11692237) – $12.49
- Mass Air Flow Sensor (MAF) – 100% NEW (11897648) – $69.99
- Secondary Air Injection Valve (11320248) – $491.99
What’s the price range for 2021 Toyota Sequoia Fuel and Emissions Systems?
Fuel and Emissions System prices for the 2021 Toyota Sequoia start at $2.16 and go up to $491.99 for the most premium parts.
What’s the average price of a Fuel and Emissions System for a 2021 Toyota Sequoia?
The average price for Fuel and Emissions Systems for the 2021 Toyota Sequoia is $137.20. 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 Toyota Sequoia model years?
What are the cheapest Fuel and Emissions Systems for my 2021 Toyota Sequoia?
The cheapest 2021 Toyota Sequoia Fuel and Emissions Systems we carry in stock are:
- Fuel Injector O Ring (11194255) – $2.16
- Air Pipe Fitting Gas (12064552) – $2.30
- Air Pipe Fitting Gas (12052451) – $3.71
- Fuel Tank Cleaning Kit (11692237) – $12.49
- Fuel Cap Tester Adapter (10998917) – $15.99
What are the top-rated Fuel and Emissions Systems that fit the 2021 Toyota Sequoia?
Out of 12 reviews by customers, our 2021 Toyota Sequoia Fuel and Emissions Systems have an average customer rating of . These are some of the highest-rated Fuel and Emissions System types for the 2021 Toyota Sequoia and their top-rated products:
- Fuel Injectors
- Air Flow Sensor – New Actual OE Part (10594935) – $105.99
- Mass Air Flow Sensor (10794243) – $86.99
What types of Fuel and Emissions Systems do you sell for my 2021 Toyota Sequoia?
As of 2/5/25, these are some of the most in-demand types of Fuel and Emissions Systems for a 2021 Toyota Sequoia:
Can I get help with 2021 Toyota Sequoia 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 Toyota Fuel and Emissions Systems and more.
What is your return policy for Toyota Sequoia Fuel and Emissions Systems?
Advance Auto Parts keeps returns simple. For new Toyota Sequoia 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.
