1991 Toyota 4Runner Fuel and Emissions Systems

Essential 1991 Toyota 4Runner Fuel and Emissions Systems

Ishino – Fuel Inject Cushion Ring, Grommet (Part No.C1011189045ISH)

Fuel Inject Cushion Ring, Grommet

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$2.20
Fuel Inject Cushion Ring, Grommet

Carquest Premium – Fuel Injector Connector (Part No.PTA1064)

Fuel Injector Connector

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$4.29
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 – Exhaust Gas Recirculation (EGR) Valve (Part No.EGC1123)

Exhaust Gas Recirculation (EGR) Valve

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$166.99
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 – Fuel Injector (Part No.67248)

Fuel Injector

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$156.05
High-quality products that meet OE appearance and performance to provide professional technicians and DIYers with a cost-effective solution.

Product Features:
  • Designed to OE standards for ease of installation
  • Stainless steel calibration slide and spring assembly prevents corrosion within the fuel control body leading to an extended service life
  • Precision wound and trimmed solenoid windings allow the computer to command efficient delivery of fuel
  • High-temp Viton O-rings enable prolonged sealing of injector under extreme heat conditions
  • Fiber optic yttrium aluminum garnet “YAG” laser welding and 100 million cycle testing ensure quality in every box
  • With industry leading expertise, when original equipment fails our products are designed to fix the inherent failure issues
  • BWD is a global manufacturer of original equipment and aftermarket fuel injection products, complete quality control is maintained through the manufacturing process from componentry to finished product
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DENSO – First Time Fit Circuit Opening Relay (Part No.P2048749135ND)

First Time Fit Circuit Opening Relay

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$61.17
An electrical relay is sort of a magical device: it takes a small electrical signal and uses it to manage a much more powerful current, permitting electrical systems to be both lighter and more dependable at the same time. DENSO has supplied quality relays to the OE automotive world for over 60 years. The very same performance and dependability are available across the replacement aftermarket with DENSO First Time Fit® relays. Engineered to meet the most stringent automaker standards for shock resistance, arcing, and thermal protection, DENSO auto relays feature the lowest return rates in the industry; that equals value for car owners and repair facilities alike

Product Features:
  • Lead-free, solderless construction prevents heat shock and arcing
  • Controlled contact force, self-adjusting air gap increase longevity of the internal parts
  • Industry-standard packaging and footprint
  • Low heat generation
  • Reduced electrical loads
  • Built to last
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Delphi – Fuel Tank Cleaning Kit (Part No.FC01)

Fuel Tank Cleaning Kit

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$12.49
To perform a complete fuel pump replacement, clean the tank every time. Order the Delphi Fuel Tank Cleaning Kit (Part FC01). Remember, the original pump went into a clean fuel tank, to ensure the same level of performance, the new pump should too. 100 ye

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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Carquest Premium – Exhaust Gas Recirculation (EGR) Vacuum Modulator (Part No.EGC1617)

Exhaust Gas Recirculation (EGR) Vacuum Modulator

from

$22.99
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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MAHLE Original – Injector O-Rings (Part No.GS33654)

Injector O-Rings

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$7.49
MAHLE gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.

Product Features:
  • All MAHLE gaskets meet or exceed the original equipment specifications providing the finest sealing products available
  • MAHLE gaskets utilizes OE equivalent or better materials in all our gaskets
  • MAHLE gaskets is the leader in Domestic, Asian and European applications
  • The contents of MAHLE gaskets are packaged in shrink wrapped tray, giving you the added security of knowing that you have the right parts, prior to opening the package
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AISIN – Original Equipment Multi-purpose Vacuum Switch, Toyota (Part No.VST-007)

Original Equipment Multi-purpose Vacuum Switch, Toyota

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$111.99
The parent company, AISIN Seiki Co. Ltd., was founded in 1965 as an OE manufacturer. AISIN provides superior products through engineering excellence, progressive technological development and dedication to service are some factors which have contributed to bringing AISIN to its position as a multi-award-winning global leader in automotive parts. Their intense focus on research and development is the commitment that enables their company to offer vital, leading edge technology to the automotive industry.
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Nippon Reinz – Fuel Injector Seal (Part No.C1010225989NRZ)

Fuel Injector Seal

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$2.08
NIPPON REINZ engineers work with OEMs to develop complete engine sealing solutions for gasoline, diesel, and alternative energy vehicles. We employ custom sealing solutions through our expert problem solving utilizing our regional research and development centers. As an Integral Partner with Virtually Every major vehicle and engine manufacturer worldwide, NIPPON REINZ offers a comprehensive range of sealing Innovative Systems, INCLUDING Head gaskets, Heat shields, sealing modules, secondary gaskets, Valve stem Seals, and transmission components.
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Carquest Premium – Electric Fuel Pump Inertia Switch (Part No.SBA4426)

Electric Fuel Pump Inertia Switch

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$84.99
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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Delphi – Fuel Pump Strainer (Part No.FS0208)

Fuel Pump Strainer

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$17.49
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.
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Carquest Premium – Fuel Cap Tester Adapter (Part No.12410)

Fuel Cap Tester Adapter

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$15.99
Fuel Cap Tester Adaper for use with Stant fuel cap testers. Color coded for easy identification. Made of durable plastic.

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
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Felpro – FUEL INJECTOR O-RING SET (Part No.ES 73113)

FUEL INJECTOR O-RING SET

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$11.49
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:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Carquest Premium – Fuel Cap: 10819, Screw On, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10819)

Fuel Cap: 10819, Screw On, Direct Fit, Provides Tight Seal, 1 Pack

from

$16.79
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.

Product Features:
  • Passes all state and federal emissions tests
  • Manufactured from durable, long-life materials
  • Reduces air pollution with proper sealing and venting
  • Independently tested for emission control
  • “Torque Override” feature aids in the proper installation of the fuel cap. It produces an audible click as the O-ring that seals the cap is properly compressed.
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NTK – Switching Oxygen Sensor: 4 Wire, 25.75" Long, Heated, Direct Fit (Part No.24555)

Switching Oxygen Sensor: 4 Wire, 25.75" Long, Heated, Direct Fit

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$133.99
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
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DENSO – Original Equipment Quality Fuel Pump & Strainer Kit (Part No.950-0206)

Original Equipment Quality Fuel Pump & Strainer Kit

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$295.99
As the innovator and leader in fuel supply technology DENSO has conducted superior testing and inspection processes to insure the highest quality fuel supply product. Don’t be fooled by imitations – look for the DENSO name to be sure you’re getting the best.

Product Features:
  • First Time Fit
  • Built to DENSO Original Equipment Standards
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Ishino – Stone EGR Valve Gasket (Part No.B7100254112ISH)

Stone EGR Valve Gasket

from

$2.77
The Ishino Stone EGR Valve Gasket is an ideal high quality aftermarket replacement that is manufactured to meet or exceed OE specifications for fit, form, and function.

Product Features:
  • Premium aftermarket replacement
  • Provides performance and dependability
  • Manufactured to meet OE specifications
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Felpro – Fuel Injection Throttle Body Mounting Gasket (Part No.61079)

Fuel Injection Throttle Body Mounting Gasket

from

$2.49
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:
  • 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
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DENSO – First Time Fit Oxygen Sensor (Part No.C5010100887ND)

First Time Fit Oxygen Sensor

from

$117.99
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:
  • 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.
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Delphi – Fuel Injection Pressure Regulator (Part No.FP10404)

Fuel Injection Pressure Regulator

from

$98.99
100 years of OE experience, supplier to the world’s top automakers, OE Heritage and knowledge built into every aftermarket part.

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
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Mark Automotive – Fuel Tank Cap Seal (Part No.E206089586MAM)

Fuel Tank Cap Seal

from

$24.84
Fuel Tank Cap Seal

Carquest Premium – Exhaust Gas Recirculation (EGR) Valve Temperature Sensor (Part No.EGA1589)

Exhaust Gas Recirculation (EGR) Valve Temperature Sensor

from

$208.99
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 – HVAC Blower Motor Relay (Part No.R3137)

HVAC Blower Motor Relay

from

$26.05
The Intermotor brand has built its reputation by engineering and distributing a full line of genuine import parts – parts that are unrivaled for quality, original look, fit, form & function, as well as coverage.

Product Features:
  • Points feature one-piece nylon breaker arms where specified providing longer tune-up life
  • Featuring brass or copper contacts where specified for extended wear
  • All parts are manufactured to stringent quality requirements. Our plants are TS16949 and ISO9001 certified which ensures that every part is the right part for the right vehicle.
  • BWD is a global manufacturer of original equipment ignition products, complete quality control is maintained through the manufacturing process from componentry to finished product
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Ishino Stone – Fuel Injector O Ring (Part No.C1012184287ISH)

Fuel Injector O Ring

from

$1.92
Fuel Injector O Ring

Wells Vehicle Electronics – Fuel Injection Pressure Damper (Part No.3G1067)

Fuel Injection Pressure Damper

from

$89.99
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 – Fuel Tank Lock Ring (Part No.579-034)

Fuel Tank Lock Ring

from

$8.99
Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium lock rings meet or exceed the performance of the original equipment they replace.

Product Features:
  • Lock ring should be replaced when changing the fuel tank or fuel module
  • Application specific design ensure a perfect fit guarantee
  • OEM fit, form and function
  • OEM design ensures corrosion resistance and prevents leakage from the fuel tank
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Carquest – Steel Fuel Tank (Part No.576-960)

Steel Fuel Tank

from

$246.99
This replacement fuel tank is precision-engineered to match the fit and function of the original fuel tank on specified vehicles.

Product Features:
  • Reliable replacement – this fuel tank directly replaces the original fuel tank on specified vehicle years, makes and models
  • Durable construction – this fuel tank is made from the same rugged materials as the original part for dependable service
  • Quality assured – this part has been validated to ensure a quality fit and long service life
  • Trustworthy design – backed by team of product specialists in the United States
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1991 Toyota 4Runner Fuel and Emissions Systems

You count on your 1991 Toyota 4Runner to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Fuel and Emissions Systems. With 66 Fuel and Emissions Systems ranging in price from $1.74 to $391.99, you’re sure to find everything you need for your 1991 Toyota 4Runner.

Brands matter. If you want to shop a specific Fuel and Emissions Systems brand, we stock 19 different brands like Carquest Premium, Motorad, and Dorman. 1991 Toyota 4Runner Fuel and Emissions Systems start as low as $1.74!

One of the best ways to find top quality OEM or aftermarket Fuel and Emissions Systems is by asking professionals. Short of that, you can shop with confidence thanks to our 152 extensive product reviews on 1991 Toyota 4Runner Fuel and Emissions Systems. Some of the top-rated Fuel and Emissions Systems products we carry are Injector O-Rings with 3.7 stars and Oxygen Sensor: 4 Wire, 11.77" Long, Heated, Universal Fit with 5.0 stars.

Did we mention you can order your Fuel and Emissions Systems from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Fuel and Emissions Systems inventory for your 1991 Toyota 4Runner below to get started!

Top-Rated Fuel and Emissions Systems Brands For Your 1991 Toyota 4Runner

Trusted Fuel and Emissions Systems OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 1991 Toyota 4Runner running right for years to come. In our inventory you’ll find brands like Carquest Premium, Motorad, Dorman, and even more.

Popular Felpro Fuel and Emissions Systems

You’ll find popular Felpro brand products across Exhaust Gas Recirculation (EGR) Parts. All are waiting to get your 1991 Toyota 4Runner back on the road. Some of the top-rated Felpro products in these categories are:
EGR/EXHAUST AIR SUPPLY MOUNTING GASKET SET
from $7.79
(1)
EGR/EXHAUST AIR SUPPLY MOUNTING GASKET SET
EGR Gasket Sets

Top-Rated Carquest Premium Fuel and Emissions Systems


If Carquest Premium are what you’re looking for, our inventory holds plenty. We stock Carquest Premium brand Fuel and Emissions Systems for your 1991 Toyota 4Runner, and some of our most reviewed Carquest Premium parts include:
Fuel Pump Includes Includes Strainer
from $53.99
(4)
Fuel Pump Includes Includes Strainer
Fuel Pumps

FAQs for 1991 Toyota 4Runner Fuel and Emissions Systems

What are the most purchased Fuel and Emissions Systems for the 1991 Toyota 4Runner?

Out of 66 Fuel and Emissions Systems for the 1991 Toyota 4Runner, the most popular in our inventory are:
Tethered Fuel Cap
from $21.99
This product is not rated
Tethered Fuel Cap
Gas Caps
Gasket For Oxygen Sensor
from $12.29
(15)
Gasket For Oxygen Sensor
Oxygen Sensor Gaskets
Fuel Tank Cleaning Kit
from $12.49
This product is not rated
Fuel Tank Cleaning Kit
Fuel Tank Cleaning Kits

What are the top-rated 1991 Toyota 4Runner Fuel and Emissions Systems?

Top-rated Fuel and Emissions Systems for your 1991 Toyota 4Runner based on customer reviews/ratings are:
Injector O-Rings
from $7.49
(3)
Injector O-Rings
“5 Star .”
Oxygen Sensor: 4 Wire, 20.87" Long, Heated, Exact Fit
from $69.99
(1)
Oxygen Sensor: 4 Wire, 20.87" Long, Heated, Exact Fit
“I like to use only OEM parts on my 1991 Toyota and Advance Auto almost always has what I need to make my own repairs when needed. I have 494000+ miles”