1991 GMC C5000 Topkick Fuel and Emissions Systems

Please Select your Vehicle to See Exact Fit Parts

Essential Fuel and Emissions Systems for 1991 GMC C5000 Topkicks

Carquest Premium – Fuel Pump Strainer (Part No.FS260354)

Fuel Pump Strainer

from

$9.99
CARQUEST Premium electric fuel pumps are built to meet or exceed Original Equipment (OE) specifications for fit, form and function. Our CARQUEST Premium fuel pumps are built to be installed in the Original Equipment module or assembly. We have invested in industry-leading quality upgrades, like upgraded turbine impellers and 100% carbon commutators, to deliver greater reliability. CARQUEST Premium electric fuel pumps are engineered with superior quality components to provide the longest life and reliable performance.

Product Features:
  • Meets or exceeds OE specifications for fit, form and function
  • 100% carbon commutators provide resistance to aggressive fuels and double the life expectancy of the pump
  • OE upgraded turbine impellers greatly reduce fuel pulsation
  • All fuel pumps are 100% performance tested
See More

Felpro – Fuel Pump Mounting Gasket (Part No.6579)

Fuel Pump Mounting Gasket

from

$3.99
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.

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
  • Includes all parts needed to complete the repair
See More

Carquest Premium – Fuel Pump: Includes Wiring Harness (Part No.E219652)

Fuel Pump: Includes Wiring Harness

from

$72.99
Carquest Premium electric fuel pumps are engineered by Carter Fuel Systems or Agility Auto Parts to meet or exceed Original Equipment (OE) specifications for fit, form and function. Our Carquest Premium fuel pumps are built to be installed in the Original Equipment module or assembly. We have invested in industry-leading quality upgrades, like upgraded turbine impellers and 100% carbon commutators, to deliver greater reliability. Carquest Premium electric fuel pumps are engineered with superior quality components to provide the longest life and reliable performance.

Product Features:
  • Meets or exceeds OE specifications for fit, form and function
  • 100% carbon commutators provide resistance to aggressive fuels and double the life expectancy of the pump
  • OE upgraded turbine impellers greatly reduce fuel pulsation
  • All fuel pumps are 100% performance tested
See More

Delphi – Electric Fuel Pump: Hose Clamps, Hose Piece, Insulating Sleeve, Isolator, Seals (Part No.FE0112)

Electric Fuel Pump: Hose Clamps, Hose Piece, Insulating Sleeve, Isolator, Seals

from

$79.99
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.

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
  • 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
See More

NTK – Manifold Absolute Pressure Sensor (Part No.MA0089)

Manifold Absolute Pressure Sensor

from

$73.99
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.

Product Features:
  • The Manifold Absolute Pressure Sensor (MAP) provides manifold pressure information to the Engine Control Unit (ECU). The data is used to determine the air mass flow rate and required fuel for optimum combustion and ignition timing.
  • NTK’s Manifold Absolute Pressure Sensors are manufactured to operational performance standards to meet or exceed OE fit, form and function to ensure proper manifold pressure, fuel metering and ignition timing.
See More

Carquest Premium – Idle Air Control Valve (Part No.ABA3785)

Idle Air Control Valve

from

$115.99
Carquest Premium idle air control valves are designed to perform in harsh engine environments and meet or exceed original equipment (O.E.) specifications. Idle air control valves, or sometimes known as idle air motors, are used to maintain the engine speed at idle by precisely adjusting the amount of air allowed to enter the intake. Our Carquest Premium idle air control (IAC) valves are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Carquest Premium idle air control valves undergo extensive validation testing to ensure long-lasting performance and reliability. Carquest Premium idle air control valves are part of our Carquest Vehicle Solutions, which is a full line of engine management and electronics products that help control ignition, fuel delivery and emission systems. Carquest Vehicle Solutions are OE-quality parts designed, engineered and tested by world-class manufacturers to ensure a reliable and long-lasting repair.

Product Features:
  • Designed to meet or exceed OE specifications for fit, form and function
  • Precision engineering and robust design to withstand harsh under hood environment
  • Gaskets or seals are included if required for installation
  • Extensive design validation testing and 100% end-of-line tested
  • Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413
See More

Carquest Premium – Multi-Use Connector (Part No.PTA1383)

Multi-Use Connector

from

$35.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • WVE electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
See More

GM Genuine Parts – Multi-Purpose Temperature Sensor (Part No.213-928)

Multi-Purpose Temperature Sensor

from

$37.99
ACDelco GM Original Equipment Multi Purpose Temperature 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
See More

Carquest Premium – New Map Sensor (Part No.ECE1015)

New Map Sensor

from

$68.99
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.

Product Features:
  • CARQUEST MAP sensors connectors are exact OE fit to ensure the proper vacuum is maintained to prevent power loss and to minimize internal contamination.
  • CARQUEST MAP sensors utilize high temperature resistant seals. Damaged seals can directly impact the vehicles fuel-to-air ratio, making it less fuel efficient.
  • CARQUEST MAP sensors are 100% individually tested for all product functionalities including proper vacuum seal and electrical output.
See More

GM Genuine Parts – Manifold Absolute Pressure (MAP) Sensor (Part No.213-1545)

Manifold Absolute Pressure (MAP) Sensor

from

$85.99
ACDelco GM Original Equipment Manifold Absolute Pressure 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:
  • 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 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
See More

Dorman – Fuel Tank Sending Unit (Part No.692-275)

Fuel Tank Sending Unit

from

$136.99
Product Features:
  • Direct replacement – this fuel tank sending unit is designed to match the fit and function of the original unit on specified applications
  • Restores functionality – reliable replacement for an original part that has failed due to internal sensor failure
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Carquest Premium – Multi-Use Connector (Part No.PTA3163)

Multi-Use Connector

from

$43.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
See More

GM Genuine Parts – Fuel Feed Pipe O-Ring (Part No.217-452)

Fuel Feed Pipe O-Ring

from

$3.49
GM Genuine Parts Multi Purpose Seals are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
See More

Felpro – Exhaust Gas Recirculation (EGR) Valve Gasket (Part No.70978)

Exhaust Gas Recirculation (EGR) Valve Gasket

from

$3.99
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.

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
See More

Carquest Premium – Exhaust Gas Recirculation (EGR) Valve Gasket (Part No.EVA1004)

Exhaust Gas Recirculation (EGR) Valve Gasket

from

$7.99
The EGR system is an emission control device designed to recirculate exhaust gas into the engines air intake system and back to the combustion chamber to control nitrogen oxides or NOx. The chemical NOx is created when oxygen and nitrogen are heated above 2,800-degree F. Exhaust gas, or gas that is displaced from the combustion chamber, contains little to no oxygen molecules. By recirculating this gas back into the combustion chamber fewer oxygen molecules are available for the combustion event which will therefore create a cooler combustion event. The EGR valve can be actuated by engine vacuum or electronically by the engine control module.

Product Features:
  • Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
  • Our EGR valves are designed to match the vehicle specific exhaust gas flow rate as designed by the engine manufacturer to provide clean tail pipe emissions.
  • Feedback EGR valves and pressure sensors contain a robust circuit board design which increases durability due to heat, shock, and random electro-magnetic pulses (EMP) and power spikes.
  • 100% thermo-shock and vibration tested to ensure superior performance in extreme conditions.
  • Where applicable stainless-steel sleeves used over cold rolled sleeves providing smooth EGR pintle operation under all operating conditions.
See More

Carquest Premium – Fuel Pump Pulsator (Part No.A3541776)

Fuel Pump Pulsator

from

$25.99
CARQUEST Premium electric fuel pumps are built to meet or exceed Original Equipment (OE) specifications for fit, form and function. Our CARQUEST Premium fuel pumps are built to be installed in the Original Equipment module or assembly. We have invested in industry-leading quality upgrades, like upgraded turbine impellers and 100% carbon commutators, to deliver greater reliability. CARQUEST Premium electric fuel pumps are engineered with superior quality components to provide the longest life and reliable performance.

Product Features:
  • Meets or exceeds OE specifications for fit, form and function
  • 100% carbon commutators provide resistance to aggressive fuels and double the life expectancy of the pump
  • OE upgraded turbine impellers greatly reduce fuel pulsation
  • All fuel pumps are 100% performance tested
See More

Upgrade your 1991 GMC C5000 Topkick with Top-Quality Fuel and Emissions Systems

When it comes to maintaining or upgrading your 1991 GMC C5000 Topkick, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your GMC or enhancing its overall performance, Fuel and Emissions Systems are key to keeping your C5000 Topkick functioning at its best. At Advance Auto Parts, we offer a wide selection of 16 Fuel and Emissions Systems for the 1991 GMC C5000 Topkick, designed to meet your needs without breaking the bank. From Oxygen Sensor 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 1991 GMC C5000 Topkick at great prices. Our Fuel and Emissions Systems inventory for this model ranges from just $3.49 to $136.99, with an average price of $53.58. Our 16 Fuel and Emissions Systems in stock come from 6 trusted brands, so you’re sure to find the right part for your 1991 GMC C5000 Topkick 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 1991 GMC C5000 Topkick, we stock popular OEM and aftermarket Fuel and Emissions Systems from top names like Felpro GM Genuine, and more. Felpro Fuel and Emissions Systems start at just $3.99 and boast an impressive 4.6 stars average rating from customers. With 74 customer reviews and counting, our 1991 GMC C5000 Topkick 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, Fluids and Chemicals and more to make sure your 1991 GMC C5000 Topkick is always ready to roll. We’re committed to providing you with everything you need to keep your C5000 Topkick in top shape, all in one place. Start shopping confidently below for your 1991 GMC C5000 Topkick!

Best-Selling Oxygen Sensors for 1991 GMC C5000 Topkicks

Enhance the driving experience in your GMC with 1 quality Oxygen Sensor components, starting at $43.99.

Carquest Premium – Multi-Use Connector (Part No.PTA3163)

Multi-Use Connector

from

$43.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
See More

Most Popular 1991 GMC C5000 Topkick Air Flow Sensors

Customize your GMC with 3 Air Flow Sensors products like MAP-Barometric Pressures, Manifold Air Pressure Sensors, and Air Charge Temperature Sensors, all priced under $73.99.

GM Genuine Parts – Multi-Purpose Temperature Sensor (Part No.213-928)

Multi-Purpose Temperature Sensor

from

$37.99
ACDelco GM Original Equipment Multi Purpose Temperature 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
See More

Carquest Premium – New Map Sensor (Part No.ECE1015)

New Map Sensor

from

$68.99
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.

Product Features:
  • CARQUEST MAP sensors connectors are exact OE fit to ensure the proper vacuum is maintained to prevent power loss and to minimize internal contamination.
  • CARQUEST MAP sensors utilize high temperature resistant seals. Damaged seals can directly impact the vehicles fuel-to-air ratio, making it less fuel efficient.
  • CARQUEST MAP sensors are 100% individually tested for all product functionalities including proper vacuum seal and electrical output.
See More

NTK – Manifold Absolute Pressure Sensor (Part No.MA0089)

Manifold Absolute Pressure Sensor

from

$73.99
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.

Product Features:
  • The Manifold Absolute Pressure Sensor (MAP) provides manifold pressure information to the Engine Control Unit (ECU). The data is used to determine the air mass flow rate and required fuel for optimum combustion and ignition timing.
  • NTK’s Manifold Absolute Pressure Sensors are manufactured to operational performance standards to meet or exceed OE fit, form and function to ensure proper manifold pressure, fuel metering and ignition timing.
See More

Top Picks for 1991 GMC C5000 Topkick Fuel Tanks

Upgrade GMC C5000 Topkicks with top-quality Fuel Tanks parts, including 1 OEM and aftermarket selections for your 1991 model.

Dorman – Fuel Tank Sending Unit (Part No.692-275)

Fuel Tank Sending Unit

from

$136.99
Product Features:
  • Direct replacement – this fuel tank sending unit is designed to match the fit and function of the original unit on specified applications
  • Restores functionality – reliable replacement for an original part that has failed due to internal sensor failure
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

In-Demand Fuel Pumps for 1991 GMC C5000 Topkicks

Select from 7 premium Fuel Pumps parts for your 1991 GMC C5000 Topkick, with prices ranging from $3.99 to $134.99.

Felpro – Fuel Pump Mounting Gasket (Part No.6579)

Fuel Pump Mounting Gasket

from

$3.99
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.

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
  • Includes all parts needed to complete the repair
See More

Carquest Premium – Fuel Pump Strainer (Part No.FS260354)

Fuel Pump Strainer

from

$9.99
CARQUEST Premium electric fuel pumps are built to meet or exceed Original Equipment (OE) specifications for fit, form and function. Our CARQUEST Premium fuel pumps are built to be installed in the Original Equipment module or assembly. We have invested in industry-leading quality upgrades, like upgraded turbine impellers and 100% carbon commutators, to deliver greater reliability. CARQUEST Premium electric fuel pumps are engineered with superior quality components to provide the longest life and reliable performance.

Product Features:
  • Meets or exceeds OE specifications for fit, form and function
  • 100% carbon commutators provide resistance to aggressive fuels and double the life expectancy of the pump
  • OE upgraded turbine impellers greatly reduce fuel pulsation
  • All fuel pumps are 100% performance tested
See More

Carquest Premium – Fuel Pump: Includes Wiring Harness (Part No.E219652)

Fuel Pump: Includes Wiring Harness

from

$72.99
Carquest Premium electric fuel pumps are engineered by Carter Fuel Systems or Agility Auto Parts to meet or exceed Original Equipment (OE) specifications for fit, form and function. Our Carquest Premium fuel pumps are built to be installed in the Original Equipment module or assembly. We have invested in industry-leading quality upgrades, like upgraded turbine impellers and 100% carbon commutators, to deliver greater reliability. Carquest Premium electric fuel pumps are engineered with superior quality components to provide the longest life and reliable performance.

Product Features:
  • Meets or exceeds OE specifications for fit, form and function
  • 100% carbon commutators provide resistance to aggressive fuels and double the life expectancy of the pump
  • OE upgraded turbine impellers greatly reduce fuel pulsation
  • All fuel pumps are 100% performance tested
See More

Delphi – Electric Fuel Pump: Hose Clamps, Hose Piece, Insulating Sleeve, Isolator, Seals (Part No.FE0112)

Electric Fuel Pump: Hose Clamps, Hose Piece, Insulating Sleeve, Isolator, Seals

from

$79.99
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.

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
  • 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
See More

Carquest Premium – Fuel Pump: Includes Strainer (Part No.E2541177)

Fuel Pump: Includes Strainer

from

$134.99
Carquest Premium electric fuel pumps are engineered by Carter Fuel Systems or Agility Auto Parts to meet or exceed Original Equipment (OE) specifications for fit, form and function. Our Carquest Premium fuel pumps are built to be installed in the Original Equipment module or assembly. We have invested in industry-leading quality upgrades, like upgraded turbine impellers and 100% carbon commutators, to deliver greater reliability. Carquest Premium electric fuel pumps are engineered with superior quality components to provide the longest life and reliable performance.

Product Features:
  • Meets or exceeds OE specifications for fit, form and function
  • 100% carbon commutators provide resistance to aggressive fuels and double the life expectancy of the pump
  • OE upgraded turbine impellers greatly reduce fuel pulsation
  • All fuel pumps are 100% performance tested
See More

Carquest Premium – Fuel Pump Pulsator (Part No.A3541776)

Fuel Pump Pulsator

from

$25.99
CARQUEST Premium electric fuel pumps are built to meet or exceed Original Equipment (OE) specifications for fit, form and function. Our CARQUEST Premium fuel pumps are built to be installed in the Original Equipment module or assembly. We have invested in industry-leading quality upgrades, like upgraded turbine impellers and 100% carbon commutators, to deliver greater reliability. CARQUEST Premium electric fuel pumps are engineered with superior quality components to provide the longest life and reliable performance.

Product Features:
  • Meets or exceeds OE specifications for fit, form and function
  • 100% carbon commutators provide resistance to aggressive fuels and double the life expectancy of the pump
  • OE upgraded turbine impellers greatly reduce fuel pulsation
  • All fuel pumps are 100% performance tested
See More

Carquest Premium – Multi-Use Connector (Part No.PTA1383)

Multi-Use Connector

from

$35.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • WVE electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
See More

Most Sold 1991 GMC C5000 Topkick Exhaust Gas Recirculation (EGR) Parts

Explore our best-selling GMC parts for the 1991 C5000 Topkick among 2 OEM and aftermarket options starting from $3.99.

Felpro – Exhaust Gas Recirculation (EGR) Valve Gasket (Part No.70978)

Exhaust Gas Recirculation (EGR) Valve Gasket

from

$3.99
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.

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
See More

Carquest Premium – Exhaust Gas Recirculation (EGR) Valve Gasket (Part No.EVA1004)

Exhaust Gas Recirculation (EGR) Valve Gasket

from

$7.99
The EGR system is an emission control device designed to recirculate exhaust gas into the engines air intake system and back to the combustion chamber to control nitrogen oxides or NOx. The chemical NOx is created when oxygen and nitrogen are heated above 2,800-degree F. Exhaust gas, or gas that is displaced from the combustion chamber, contains little to no oxygen molecules. By recirculating this gas back into the combustion chamber fewer oxygen molecules are available for the combustion event which will therefore create a cooler combustion event. The EGR valve can be actuated by engine vacuum or electronically by the engine control module.

Product Features:
  • Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
  • Our EGR valves are designed to match the vehicle specific exhaust gas flow rate as designed by the engine manufacturer to provide clean tail pipe emissions.
  • Feedback EGR valves and pressure sensors contain a robust circuit board design which increases durability due to heat, shock, and random electro-magnetic pulses (EMP) and power spikes.
  • 100% thermo-shock and vibration tested to ensure superior performance in extreme conditions.
  • Where applicable stainless-steel sleeves used over cold rolled sleeves providing smooth EGR pintle operation under all operating conditions.
See More

Top-Rated Fuel and Emissions Systems Brands For Your 1991 GMC C5000 Topkick

Shop for the best-rated brands offering Fuel and Emissions Systems and other products for your 1991 GMC C5000 Topkicks. Below you’ll find some of our best rated Fuel and Emissions Systems from Felpro and GM Genuine, and more. Fuel and Emissions Systems from these brands that fit a 1991 C5000 Topkick start at just $3.99 and are rated as high as 4.6 stars. OEM and aftermarket Fuel and Emissions Systems don’t get more top quality, durable, and affordable than from the brands below.

Popular Felpro 1991 GMC C5000 Topkick Fuel and Emissions Systems

When it comes to maintaining or upgrading your 1991 GMC C5000 Topkick, using quality Fuel and Emissions Systems is essential to ensure durability and a perfect fit. Felpro ticks all of those boxes. We offer a wide selection of Felpro Fuel and Emissions Systems, specifically designed for the 1991 GMC C5000 Topkick. With over 2 Felpro 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 $3.99. Plus, with over 53 customer reviews and an average rating of 4.6 stars, you can trust that our Felpro 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.
Exhaust Gas Recirculation (EGR) Valve Gasket
from $3.99
(27)
Exhaust Gas Recirculation (EGR) Valve Gasket
“So I had to replace this when I pulled the EGR to replace the cam plug seal. Easy enough. Just make sure both mating surfaces are plenty clean to ensu”
Fuel Pump Mounting Gasket
from $3.99
(26)
Fuel Pump Mounting Gasket
“Needed for pump that was bought”

Popular GM Genuine 1991 GMC C5000 Topkick Fuel and Emissions Systems

GM Genuine auto parts is one of the highest quality Fuel and Emissions System brands in the market. Any 1991 GMC C5000 Topkick owner should feel confident when installing genuine GM Genuine parts in their vehicle. To ensure the best fit and performance for your 1991 C5000 Topkick, Advance Auto Parts carries a full inventory of 1 GM Genuine Fuel and Emissions Systems. Plus you will be keeping your GMC in peak condition while saving money because prices on these GM Genuine Fuel and Emissions Systems range up to $37.99, plus, with more than 21 customer reviews and an impressive 4.5 stars average rating, you can be confident the Fram Fuel and Emissions Systems below will deliver on both quality and value.
Multi-Purpose Temperature Sensor
from $37.99
(21)
Multi-Purpose Temperature Sensor
“Didnt realize the Aztec and the Tbi 355 5.7 carried the same part? Who woulda thunk it with my unlucky streak? Bought this item awhile back blew my az”

FAQs for 1991 GMC C5000 Topkick Fuel and Emissions Systems

Which Fuel and Emissions Systems are best-sellers for 1991 GMC C5000 Topkicks?

Out of 16 Fuel and Emissions Systems that fit 1991 GMC C5000 Topkicks, the following parts are the top sellers:

What’s the price range for 1991 GMC C5000 Topkick Fuel and Emissions Systems?

Fuel and Emissions System prices for the 1991 GMC C5000 Topkick start at $3.49 and go up to $136.99 for the most premium parts.

What’s the average price of a Fuel and Emissions System for a 1991 GMC C5000 Topkick?

The average price for Fuel and Emissions Systems for the 1991 GMC C5000 Topkick is $53.58. 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.

What are the cheapest Fuel and Emissions Systems for my 1991 GMC C5000 Topkick?

The cheapest 1991 GMC C5000 Topkick Fuel and Emissions Systems we carry in stock are:

What are the top-rated Fuel and Emissions Systems that fit the 1991 GMC C5000 Topkick?

Out of 74 reviews by customers, our 1991 GMC C5000 Topkick Fuel and Emissions Systems have an average customer rating of . These are some of the highest-rated Fuel and Emissions System types for the 1991 GMC C5000 Topkick and their top-rated products:

What types of Fuel and Emissions Systems do you sell for my 1991 GMC C5000 Topkick?

As of 3/1/26, these are some of the most in-demand types of Fuel and Emissions Systems for a 1991 GMC C5000 Topkick:

Can I get help with 1991 GMC C5000 Topkick 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 GMC Fuel and Emissions Systems and more.

What is your return policy for GMC C5000 Topkick Fuel and Emissions Systems?

Advance Auto Parts keeps returns simple. For new GMC C5000 Topkick 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.