1981 GMC K2500 Fuel and Emissions Systems

Essential 1981 GMC K2500 Fuel and Emissions Systems

Dorman – Steel Fuel Tank (Part No.576-317)

Steel Fuel Tank

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$171.99
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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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 – Gas Cap: Twist On, Reduces Air Pollution, 1 Pack (Part No.10817)

Gas Cap: Twist On, Reduces Air Pollution, 1 Pack

from

$15.79
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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Holley – Mechanical Fuel Pump Mounting Pad Cover (Part No.12-814)

Mechanical Fuel Pump Mounting Pad Cover

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$24.49
Fuel pump mounting pad cover is used to cover the hole in the block when the mechanical fuel pump is removed to use an electric pump.

Product Features:
  • Cover Hole In Block When Mech. Fuel Pump Is Removed
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Carquest Premium – Fuel Tank Selector Switch (Part No.SBA4538)

Fuel Tank Selector Switch

from

$24.99
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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ACDelco – Fuel Tank Selector Valve (Part No.U7001)

Fuel Tank Selector Valve

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$152.99
GM Genuine Parts Fuel Tank Selector Valves 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 – Ported Vacuum Switch (Part No.SBA5436)

Ported Vacuum Switch

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$64.99
Ported Vacuum Switch

Carquest Premium – Fuel Tank Lock Ring (Part No.LR3002)

Fuel Tank Lock Ring

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$11.99
CARQUEST lock rings are designed to positively seat the fuel pump in proper position inside the tank. These precision stamped rings are made from corrosion-resistant and durable metals for long life.

Product Features:
  • Precision stamped for perfect fit and pump position
  • Always replace lock ring as a part of fuel pump service
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KAI – Fuel Tank Strap (Part No.FST010042)

Fuel Tank Strap

from

$33.99
New Platinum Pro Fuel Tank Straps

Product Features:
  • 34 Gallon, With 8 Foot Box
  • Meets All Federal Motor Safety Standards
  • No Drilling Needed For Installation
  • No Modifications Needed For Installation
  • Direct Fit Replacement For Your Vehicle
  • Same Form Fit And Function As OE
  • Check Out The Large Selection Of Parts Available For Your Vehicle
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Carquest Premium – Fuel Pump Includes Includes Strainer (Part No.E219660)

Fuel Pump Includes Includes Strainer

from

$99.99
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
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ARP Auto Racing – Chrome Moly (Part No.134-8701)

Chrome Moly

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$22.79
Stock fuel pump pushrods leave a lot to be desired. In fact, they have been known to break at the most inopportune time. To provide you with required reliability and improved performance, ARP has developed these sophisticated and durable pushrods. they are made from premium grade aerospace chrome moly and center less ground to precise diameter. A hollow core serves to reduce the reciprocating mass, which requires less energy to operate. The less drag on the motor, the more power available to you

Product Features:
  • Made From Premium Grade Aerospace Chrome Moly
  • Center Less Ground To Precise Diameter
  • Hollow Core Serves To Reduce The Reciprocating Mass, Which Requires Less Energy To Operate
  • Provide With Required Reliability And Improved Performance
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Edelbrock – Fuel Injection Fuel Rail #3627, -6 AN Black Anodized For Chevrolet Small-Block (Part No.3627)

Fuel Injection Fuel Rail #3627, -6 AN Black Anodized For Chevrolet Small-Block

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$211.99
All Edelbrock fuel rails are machined from high quality extruded aluminum. Each kit includes fuel rails, stands and mounting hardware. Fuel fittings, crossover line and regulator not included. 3627 Small-Block Chevy fuel rail kit is for use with Pro-Flo X

Product Features:
  • Black AnodizedFinish
  • High Capacity Fuel Rails
  • For Use W/ Pro-Flo XT Manifold #7137
  • -6 AN Inlet / Outlet
  • Made In The USA
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Carquest Premium – Electric Fuel Pump Inertia Switch (Part No.SBA4426)

Electric Fuel Pump Inertia Switch

from

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

Fuel Cap Tester Adapter

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:
  • 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 Sending Unit Without Pump (Part No.692-054)

Fuel Sending Unit Without Pump

from

$121.99
This fuel tank sending unit is designed to match the fit and function of the original unit on specified applications. Made of quality materials, it is engineered for reliable performance and durability.

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
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Carquest Premium – Secondary Air Injection Pump Check Valve (Part No.CVC1001)

Secondary Air Injection Pump Check Valve

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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Carquest Premium – 4WD Indicator Light Switch Connector (Part No.PTA1174)

4WD Indicator Light Switch Connector

from

$35.49
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 – Fuel Sending Unit Retainer Assortment (Part No.E3004425897DOR)

Fuel Sending Unit Retainer Assortment

from

$16.16
Recommended for replacement whenever the sending unit is serviced, Dorman’s Fuel Tank Sending Unit Lock Ring securely retains the fuel pump assembly to the lock. Its heavy-duty steel or plastic construction ensures a long life.

Product Features:
  • Comes with rubber seal or gasket
  • Direct replacement for a proper fit every time
  • Corrosion-resistant
  • Quality-tested for trouble-free performance
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KAI – Fuel Tank Bracket (Part No.FST019998)

Fuel Tank Bracket

from

$129.99
New Platinum Pro Rear Fuel Tank Bracket, With Strap, Made Of Steel

Product Features:
  • With Strap
  • Meets All Federal Motor Safety Standards
  • No Drilling Needed For Installation
  • No Modifications Needed For Installation
  • Direct Fit Replacement For Your Vehicle
  • Same Form Fit And Function As OE
  • Check Out The Large Selection Of Parts Available For Your Vehicle
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Dorman – Help – Vacuum Storage Canister (Part No.47076)

Vacuum Storage Canister

from

$24.99
This vacuum reservoir is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this vacuum reservoir is designed to match the fit and function of the original part on specified vehicles
  • Ideal solution – this reservoir is a reliable replacement for an original part that is missing or damaged
  • 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
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Felpro – Fuel Pump Mounting Gasket (Part No.6579)

Fuel Pump Mounting Gasket

from

$2.99
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 for the sealing repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Cardone – Smog Air Pump (Part No.32-256)

Smog Air Pump

from

$173.99
CARDONE Remanufactured Smog Pumps are engineered for quick installation and no comebacks. These pumps come with all necessary components for easy installation, while other brands leave out integral components, such as inlets and outlets that commonly break during installation. CARDONE engineers pay special attention to proper vane size and shape on each application to maintain proper flow, while other brands consolidate vane sizes for their own convenience.

Product Features:
  • 100% testing of all units guarantees reliable performance every time
  • High temperature grease extends bearing life, resulting in longer pump life
  • New carbon shoes/vanes on every unit ensure accurate air output to meet today’s stringent emissions standards
  • Guaranteed fit and function
  • Meets or exceeds O.E.M performance
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Carquest Premium – Exhaust Gas Recirculation (EGR) Valve Gasket (Part No.EVA1013)

Exhaust Gas Recirculation (EGR) Valve Gasket

from

$1.49
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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Mr. Gasket – Fuel Pump Mounting Plate (Part No.1514)

Fuel Pump Mounting Plate

from

$16.99
Ideal for mounting a stock original equipment pump. The mounting plate is precision cut to cover the stock fuel pump opening and is complete with gasket.

Product Features:
  • Chrome Plated Steel
  • Comes With Gasket
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Carquest – Exhaust Gas Recirculation (EGR) Valve (Part No.41C1001)

Exhaust Gas Recirculation (EGR) Valve

from

$79.99
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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Flowtech – Reducer w/O2 Sensor Fitting (Part No.10105FLT)

Reducer w/O2 Sensor Fitting

from

$65.99


Product Features:
  • Reducer With O-Sensor Fitting
  • Made In USA
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Carquest Premium – Mixture Control Solenoid Connector (Part No.PTA1456)

Mixture Control Solenoid Connector

from

$6.29
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.

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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Carquest Premium – Fuel Tank Selector Valve Connector (Part No.FSA1013)

Fuel Tank Selector Valve Connector

from

$21.99
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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1981 GMC K2500 Fuel and Emissions Systems

You count on your 1981 GMC K2500 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 87 Fuel and Emissions Systems ranging in price from $1.29 to $247.99, you’re sure to find everything you need for your 1981 GMC K2500.

Brands matter. If you want to shop a specific Fuel and Emissions Systems brand, we stock 17 different brands like Carquest Premium, Motorad, and Felpro. 1981 GMC K2500 Fuel and Emissions Systems start as low as $1.29!

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 1,538 extensive product reviews on 1981 GMC K2500 Fuel and Emissions Systems. Some of the top-rated Fuel and Emissions Systems products we carry are Electric Fuel Pump with 2.5 stars and Locking Fuel Cap with 4.3 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 1981 GMC K2500 below to get started!

Top-Rated Fuel and Emissions Systems Brands For Your 1981 GMC K2500

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 1981 GMC K2500 running right for years to come. In our inventory you’ll find brands like Carquest Premium, Motorad, Felpro, and even more.

Popular Dorman – Help Fuel and Emissions Systems

You’ll find popular Dorman – Help brand products across Vacuum Pumps. All are waiting to get your 1981 GMC K2500 back on the road. Some of the top-rated Dorman – Help products in these categories are:
Vacuum Storage Canister
from $24.99
(1)
Vacuum Storage Canister
Vacuum Reservoirs

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 1981 GMC K2500, and some of our most reviewed Carquest Premium parts include:

FAQs for 1981 GMC K2500 Fuel and Emissions Systems

What are the most purchased Fuel and Emissions Systems for the 1981 GMC K2500?

Out of 87 Fuel and Emissions Systems for the 1981 GMC K2500, the most popular in our inventory are:
Fuel Pump Mounting Gasket
from $2.99
(26)
Fuel Pump Mounting Gasket
Fuel Pump Block-Off Plate Gaskets

What are the top-rated 1981 GMC K2500 Fuel and Emissions Systems?

Top-rated Fuel and Emissions Systems for your 1981 GMC K2500 based on customer reviews/ratings are:
Electric Fuel Pump
from $64.99
(37)
Electric Fuel Pump
“It works as advertised.”
Locking Fuel Cap
from $23.99
(35)
Locking Fuel Cap
“Had a check engine light and when I scanned it, calls for a new gas cap. Instead of buying oem from the dealer or just an ordinary gas cap from a part”
Locking Fuel Cap: 10501, Screw On, Direct Fit, Provides Tight Seal, 1 Pack
from $24.99
(32)
Locking Fuel Cap: 10501, Screw On, Direct Fit, Provides Tight Seal, 1 Pack
“Lost old gas cap and replaced with this one, which comes with a lock (which you don’t have to use,FYI)”