Hummer H3 Fuel and Emissions Systems

Essential Hummer H3 Fuel and Emissions Systems

GM Genuine Parts – Oxygen Sensor: 4 Wires, 170 mm Long, Heated, Exact Fit (Part No.213-3542)

Oxygen Sensor: 4 Wires, 170 mm Long, Heated, Exact Fit

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$94.99
GM Genuine Parts Oxygen (O2) Sensors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These sensors are special feedback sensors on your vehicle’s exhaust system and measure the proportion of oxygen in exhaust gases. Using this measurement, the engine control module (ECM) can adjust the air/fuel ratio to near the optimal value of 14.7:1. At this ratio, engine performance, emissions, and fuel economy are all optimized. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • This part requires programming and/or special setup procedures. GM Service Information describes the procedures and special tools needed to ensure proper operation in the vehicle
  • Detects oxygen content in the exhaust gases to help optimize emissions
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
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Carquest Premium – Fuel Cap Tester Adapter (Part No.12422)

Fuel Cap Tester Adapter

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$39.99
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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Dorman – Fuel Tank O-Ring (Part No.911-245)

Fuel Tank O-Ring

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

Product Features:
  • Direct replacement – this fuel pump tank seal is designed to match the fit and function of the original seal on specified vehicles.
  • Restores functionality – reliable replacement for an original part that has failed due to fatigue or due for replacement during fuel pump tank service.
  • Durable construction – recommended for replacement when the fuel pump or sensor is replaced
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Victor Reinz – Fuel Injector O-Ring Kit (Part No.18-10027-01)

Fuel Injector O-Ring Kit

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$8.79
With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.

Product Features:
  • Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
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Carquest Premium – Multi Purpose Relay (Part No.RAA1791)

Multi Purpose Relay

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$16.79
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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NTK – Fuel Tank Pressure Sensor (Part No.FG0012)

Fuel Tank Pressure Sensor

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$51.99
Building upon a foundation of premium full-line products established under NGK ignition and NTK 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. NTK is the only OE supplier with a full-line of technical sensors in the aftermarket for import and domestic vehicles. Drawing from OE experience, NTK sensors undergo extreme testing conditions that include thermal shock, vibration and OBD verification. NTK 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.

Product Features:
  • Fuel Tank Pressure Sensors are manufactured to operational performance standards to meet or exceed OE fit, form and function to ensure proper pressure within the fuel tank and help detect leaks.
  • The Fuel Tank Pressure Sensor reports the ambient pressure in the fuel tank and evaporative emission system so that the PCM may detect evaporative system leaks.
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ACDelco – Air Pressure Sensor (Part No.12711681)

Air Pressure Sensor

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$79.99
ACDelco GM Original Equipment Multi Purpose Sensors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. ACDelco GM Original Equipment parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional.

Product Features:
  • Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional
  • ACDelco GM Original Equipment parts are designed, engineered and tested to rigorous standards, and are backed by General Motors.
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
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DENSO – First Time Fit Oxygen Sensor (Part No.C5010374867ND)

First Time Fit Oxygen Sensor

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$98.62
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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ACDelco – GM Original Equipment Vapor Canister Purge Valve (Part No.B7080569621ACD)

GM Original Equipment Vapor Canister Purge Valve

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$288.47
The ACDelco GM Original Equipment Vapor Canister Purge Valve is a GM-recommended replacement component that provides the same performance, durability, and service life as your factory original equipment.

Product Features:
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
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Carquest Premium – Diverter Valve (Part No.ECE1353)

Diverter Valve

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$294.99
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 Tank Cleaning Kit (Part No.FC01)

Fuel Tank Cleaning Kit

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$12.49
When replacing a fuel pump or module, it’s extremely important to clean the tank. Existing dirt, debris, and contamination stuck in the fuel tank can clog the brand-new strainer. Delphi’s Fuel Tank Cleaning Kit (FC01) and Tool (FC02) can help clean your fuel tank in less than five minutes. The FC01 includes a low-suds solution, cloth, and gloves that works together with the FC02 to help clean those hard to reach places without having to remove the fuel tank. Visit our Resource Center for helpful tips and tricks on fuel pumps, technologies, and more: https://www.delphiautoparts.com/usa/en-US/resource-center.

Product Features:
  • Helps avoid premature fuel pump failure
  • Lint free towel included
  • Low suds formulation
  • Removes harmful contaminants from the fuel tank
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GM Genuine Parts – Fuel Injector Retainer Kit with Clip (Part No.12570620)

Fuel Injector Retainer Kit with Clip

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$13.79
GM Genuine Parts Fuel Injector and Insulator Retainer Kits are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • This part requires programming and/or special setup procedures. GM Service Information describes the procedures and special tools needed to ensure proper operation in the vehicle
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
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Carquest Premium – Remanufactured Fuel Injector (Part No.A211-2043)

Remanufactured Fuel Injector

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$49.99
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:
  • 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
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GM Genuine Parts – Multi-Port Fuel Inject Rail Kit with Valve and Cap (Part No.12574343)

Multi-Port Fuel Inject Rail Kit with Valve and Cap

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$111.99
GM Genuine Parts Fuel Injector Rail Kits are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
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Delphi – Manifold Absolute Pressure Sensor (Part No.PS10247)

Manifold Absolute Pressure Sensor

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$61.99
Delphi MAP sensors use the latest OE technology; Internally protected against moisture intrusion and vibration; Manufactured to meet or exceed OE requirements for 100,000 miles.

Product Features:
  • Insulated with silicone gel over the integrated circuit chip to protect against shock and vibration for increased durability
  • Internally protected against moisture intrusion and vibration
  • Long lasting and durable
  • Designed and engineered with Delphi expertise
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Dorman – Evaporative Emissions Charcoal Canister (Part No.911-301)

Evaporative Emissions Charcoal Canister

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$198.99
This vapor canister has been made to match the original equipment evap canister on certain vehicle years, makes and models, properly restoring emissions controls.

Product Features:
  • Direct replacement – this evaporative emissions charcoal canister matches the function and performance of the original canister on specified vehicles.
  • Restores performance – properly repairs issues with emissions controls to clear check engine light and pass inspection.
  • Application specific – reverse engineered from the original design on certain vehicle years, makes and models
  • Trustworthy quality – backed by team of engineers and quality specialists in the United States
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Carquest Premium – Secondary Air Injection Relay Connector (Part No.PTC1558)

Secondary Air Injection Relay Connector

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$36.99
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:
  • 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
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Dorman – Nylon Nut – 1/4 In. (No.14) (Part No.961-351D)

Nylon Nut - 1/4 In. (No.14)

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

Product Features:
  • Ideal replacement – this retainer matches the fit and function of the original equipment retainer for this vehicle application
  • Quality material – this retainer is made of durable material for long-lasting service
  • Versatile design – this retainer is suitable for a variety of automotive uses
  • Excellent value – this part offers original equipment quality at a competitive cost
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Carquest Premium – Fuel Injection Pressure Sensor (Part No.FPA1017)

Fuel Injection Pressure Sensor

from

$39.99
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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Felpro – Fuel Injection Throttle Body Mounting Gasket (Part No.61469)

Fuel Injection Throttle Body Mounting Gasket

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$13.99
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:
  • 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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Felpro – EGR/EXHAUST AIR SUPPLY GASKET (Part No.70895)

EGR/EXHAUST AIR SUPPLY GASKET

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$1.79
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
  • Validated for fit, form and function
  • Unsurpassed quality you can trust
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GM Genuine Parts – Mass Airflow Sensor Gasket (Part No.15813321)

Mass Airflow Sensor Gasket

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$11.99
GM Genuine Parts Mass Air Flow Sensor Gaskets are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
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Carquest Premium – Keyed Alike Locking Fuel Cap (Part No.17511)

Keyed Alike Locking Fuel Cap

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$19.99
None

Product Features:
  • Reduces air pollution with proper sealing and venting
  • Manufactured from durable, long-life materials
  • Independently tested for emission control
  • Passes all state and federal emissions tests
  • Reduces air pollution with proper sealing and venting
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Motorad – Tethered Fuel Cap (Part No.MGC840T)

Tethered Fuel Cap

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$30.49
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.

Product Features:
  • Come pre-assembled for quick and easy installation.
  • Several fastener options to work with any fuel cap compartment configuration
  • Fits vehicles orginally equipped with tether
  • Reduces air pollution with proper sealing and venting
  • Manufactured from durable, long-life materials
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Carquest Premium – Fuel Cap: 10848, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10848)

Fuel Cap: 10848, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack

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$18.79
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
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Helping You Find the Right Fuel and Emissions Systems for Your Hummer H3

You love your H3. So we’ve made it easier than ever to help you find Hummer H3 Fuel and Emissions Systems in our online catalog. Our inventory holds 171 aftermarket and OEM Fuel and Emissions Systems for your Hummer H3, ranging from $1.79 to $569.99.

We offer parts from 19 brands trusted to make quality Fuel and Emissions Systems for your Hummer H3. Before you buy, take some time to read through customer reviews. We currently have 6,666 reviews of Hummer H3 Fuel and Emissions Systems from previous customers. Some of the top rated parts include Locking Fuel Cap: 10511, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack with 4.6 stars and Fuel Line Retaining Clip with 4.6 stars.

Find your H3 Fuel and Emissions Systems here, order online, and have your order shipped directly to your home. Prefer to have an in-person look at your Hummer H3 part to confirm it’s just right? You can find your nearest Advance Auto Parts store and confirm they have the part in stock before heading over.

Top Fuel and Emissions Systems Brands for Your Hummer H3

Our inventory holds Fuel and Emissions Systems for your Hummer H3 from 19 trusted brands. You’ll find OEM and aftermarket parts from brands like Carquest Premium, FELPRO, and Bosch, all of which can keep that Hummer happy.
We have Carquest parts available for your Hummer H3 in categories like Fuel Injectors. Some of the top-rated Carquest parts in these categories are:
Fuel Injector
from $67.99
(1)
Fuel Injector
Fuel Injectors
Fuel Injector
from $65.99
(2)
Fuel Injector
Fuel Injectors

Top-Rated DENSO Fuel and Emissions Systems

Leading DENSO Fuel and Emissions Systems

We carry DENSO brand parts for your Hummer H3 across several catalog categories, including Oxygen Sensors. Some of our most reviewed DENSO parts include:

FAQs for Hummer H3 Fuel and Emissions Systems

What are the most purchased Fuel and Emissions Systems for the Hummer H3?

Out of 171 Fuel and Emissions Systems for the Hummer H3, the most popular in our inventory are:
Fuel Injector O-Ring Kit
from $7.49
(109)
Fuel Injector O-Ring Kit
Fuel Injector O-Ring Kits

What are the top-rated Hummer H3 Fuel and Emissions Systems?

Top-rated Fuel and Emissions Systems for your Hummer H3 based on customer reviews/ratings are:
Fuel Line Retaining Clip
from $6.99
(22)
Fuel Line Retaining Clip
“Used for lawnmower application that Koehler doesn’t provide. A lot cheaper and easier than replacing the whole fuel line”
Vapor Canister Purge Valve
from $59.99
(18)
Vapor Canister Purge Valve
“Was just what I needed. Cleared my code.”