1981 Volkswagen Jetta Fuel and Emissions Systems

Essential 1981 Volkswagen Jetta Fuel and Emissions Systems

Bosch – Bosch Fuel Accumulator (Part No.E400024541BOS)

Bosch Fuel Accumulator

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$179.17
Bosch is a global leader in the engineering and manufacture of the original equipment Fuel Accumulator for K-JETRONIC fuel injection systems. Starting and running problems occur when the fuel accumulator is defective. All K-JETRONIC fuel injection systems use the fuel accumulator to assist in preventing hot start vapor lock and keeping the pressure and flow in the fuel distributor consistent. The accumulator contains an internal spring-loaded diaphragm that prevents vapor lock by keeping the system pressurized after the engine has been shut off. If the K-JETRONIC equipped vehicle is having warm start problems, it is likely the fuel accumulator has failed.

Product Features:
  • Original Equipment Supplier
  • Sturdy compact design
  • Withstands the most severe operating conditions
  • Engineered to the exact OEM specifications
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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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DENSO – First Time Fit Oxygen Sensor (Part No.C5010374927ND)

First Time Fit Oxygen Sensor

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$235.51
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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Dorman – Steel Fuel Tank (Part No.576-901)

Steel Fuel Tank

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$251.99
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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Elring – Injector Heat Shield (Part No.D101013975ELR)

Injector Heat Shield

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$2.17
Injector Heat Shield

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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Dorman – Vacuum Pump Repair Kit (Part No.917-145)

Vacuum Pump Repair Kit

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$64.99
The components in this vacuum pump repair kit are designed to match the function of the original parts on specified vehicles. They are engineered to be reliable replacements for components that are missing or damaged.

Product Features:
  • Direct replacements – the components in this vacuum pump repair kit are designed to match the function of the original parts on specified vehicles
  • Ideal solution – engineered to be reliable replacements for components that are missing or damaged
  • Durable construction – designed and manufactured to strict specifications for reliable performance
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
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Carquest Premium – Remanufactured Fuel Injector (Part No.A212-1845)

Remanufactured Fuel Injector

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$48.49
CARQUEST’S line of remanufactured OEM fuel injectors are remanufactured using a proven 15 step process at a state-of-the-art remanufacturing facility in the U.S.A. Each injector is 100% tested under multiple operating conditions to ensure each injector meets or exceeds OE specifications for flow rate, spray pattern, coil resistance, form, fit and function. Each injector includes new external seals and O-rings.

Product Features:
  • 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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Bosch – Relay (Part No.P202013241BOS)

Relay

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$39.27
Bosch is one of the largest global suppliers of automotive products, developing, manufacturing and supplying precision OE components and systems to vehicle manufacturers and the automotive aftermarket.
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CRP – HOSE – FUEL (Part No.4L30010814CRP)

HOSE - FUEL

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$553.70
HOSE – FUEL

Bosch – Diesel Injector, Remanufactured (Part No.D1000313101BOS)

Diesel Injector, Remanufactured

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$111.90
Bosch Remanufactured Injectors are designed to withstand the heavy demands of today’s diesel engines. Each nozzle is 100% new and engineered for exacting precision and durability, to deliver a long, reliable service life and consistently superior diesel engine performance.

Product Features:
  • Precision-designed spray pintle
  • New nozzle tip
  • New gasket
  • Inspection of intermediate plate for finish and parallelism
  • 100% testing for exact opening pressure, fuel spray atomization and fuel leak-off
  • Thorough cleaning and inspection of housing and threads
  • Packed in poly bag with closure caps
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Cohline – Diesel Injector Line (Part No.D102013981COH)

Diesel Injector Line

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$32.43
Diesel Injector Line

Elring – Cold Start Valve Gasket (Part No.C400155249ELR)

Cold Start Valve Gasket

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$2.76
Cold Start Valve Gasket

Bosch – Check Valve (Part No.E303027424BOS)

Check Valve

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$41.43
Bosch is one of the largest global suppliers of automotive products, developing, manufacturing and supplying precision OE components and systems to vehicle manufacturers and the automotive aftermarket.
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APA/URO Parts – Crankcase Breather Hose (Part No.B2010277009APA)

Crankcase Breather Hose

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$29.04
Air hoses and lines for diesel and gasoline engines with additional blow-by for crankcase ventilation. Prefabricated modules in raw and clean air duct using injection-molded elastomer and plastic items, and blow-molded items.

Product Features:
  • Mount for temperature sensors
  • Noise damping
  • Folds and ribs for flexibility and vacuum stability
  • Molded-on mounts for wires or cables
  • Integrated flow divider
  • Integrated positioning and attachment of prefabricated hose clamps
  • Radial reinforcement for high vacuum stress in tight installation spaces
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Carquest Premium – Fuel Cap Tester Adapter (Part No.12426)

Fuel Cap Tester Adapter

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$43.99
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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Cohline – COHLINE Fuel Line (Part No.E500965592COH)

COHLINE Fuel Line

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$90.72
COHLINE fuel lines are manufactured to the highest quality standards meeting or exceeding OE specifications for form, fit and function. COHLINE delivers fuel lines with the necessary fittings for self construction and also completed lines.

Product Features:
  • Manufactured to the highest quality demands in operation safety and measurement stability
  • Supplied with the necessary fittings
  • Meets or exceeds OE specifications
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Dorman – 30 AMP 12 Volt 4 Pin Universal Relay (Part No.84601)

30 AMP 12 Volt 4 Pin Universal Relay

from

$9.99
This relay connector is designed to match the appearance and function of the original hardware on specified applications. Made of quality materials, it is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this relay connector matches the appearance and function of the factory hardware on specified applications
  • Ideal solution – this connector is a reliable replacement for an original part that is missing or has failed due to fatigue
  • 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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Delphi – Fuel Pump Module Assembly: With Float Arm (Part No.FG1399)

Fuel Pump Module Assembly: With Float Arm

from

$421.99
100 years of OE experience, supplier to the world’s top automakers, OE Heritage and knowledge built into every aftermarket part, comprehensive portfolio for a wide range of vehicles and model years.

Product Features:
  • Delphi is a global OE manufacturer and all fuel pumps are built to Delphi’s OE standards
  • Empty float height and float retention matches OE specifications and guarantees correct gas gauge reading
  • Lower amperage draws less load on vehicle’s electrical system
  • Part is validated, tested and matched to the right vehicle application
  • Always be sure to check and clean fuel tank to avoid unnecessary returns
  • Lower failure rates due to its innovative design and durability
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Bosch – Fuel Pump (Part No.E300055290BOS)

Fuel Pump

from

$200.59
Fuel Pump

Carquest Premium – Multi Purpose Relay (Part No.RAA1319)

Multi Purpose Relay

from

$9.49
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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Carquest Premium – Multi Purpose Relay (Part No.RAA3067)

Multi Purpose Relay

from

$71.99
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 – Locking Fuel Cap: 10505, Screw On, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10505)

Locking Fuel Cap: 10505, Screw On, Direct Fit, Provides Tight Seal, 1 Pack

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$20.99
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:
  • Protects your fuel from theft and vandalism
  • 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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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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Bosch – Bosch Diesel Injector Nozzle (Part No.D100113492BOS)

Bosch Diesel Injector Nozzle

from

$33.42
Bosch Nozzles ensure optimum engine performance. Nozzles are a critical component of the fuel injection system. Today’s diesel engines are equipped with high performance systems that require a nozzle to atomize fuel under extreme pressures. For that reason, quality built, 100% new nozzles are vital in ensuring perfect combustion, exact emissions and fuel economy for optimum engine performance. State-of-the-art Bosch Nozzles are designed to withstand the heavy demands of today’s diesel engines. Each nozzle is 100% new and engineered for exacting precision and durability, to deliver a long, reliable service life and consistently superior diesel engine performance.

Product Features:
  • Precision-drilled spray holes – Measures exact fuel delivery, for optimum power and minimum emissions
  • High alloy and chrome steel construction – For maximum durability – Heat-treated to ensure a long service life
  • Needle-to-body gap – Ensures proper hydraulic performance for maximum fuel efficiency
  • Hydraulic grinding – Allows smoother fuel passage through the spray hole to ensure that the nozzle operates at peak performance throughout its service life
  • Dual-angle needle design – Ensures precise contact point for positive sealing and optimum performance
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Bosch – Diesel Fuel Injector 0437004002: New (Part No.0432193702)

Diesel Fuel Injector 0437004002: New

from

$232.99
Bosch is the leading OE supplier of diesel fuel systems for diesel passenger cars, SUVs, van and pickup trucks.End of line testing using the exact OE test specifications.Guaranteed to provide OE performance and meet all emission specifications.Continuous improvement, manufactured with the latest upgrades to components and specifications. Bosch is a recognized OE leader in fuel systems technology, with more than 45 years of gasoline fuel injection experience. The fuel injection program provides vast coverage for Domestic, European, And Asian vehicles.

Product Features:
  • Bosch is the leading OE supplier of diesel fuel systems for diesel passenger cars, SUVs, van and pickup trucks.
  • End of line testing using the exact OE test specifications.
  • Guaranteed to provide OE performance and meet all emission specifications.
  • Continuous improvement, manufactured with the latest upgrades to components and specifications.
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DENSO – Oxygen Sensor: Downstream, 4 Wire, 67.32" Long, Heated, Exact Fit (Part No.234-4809)

Oxygen Sensor: Downstream, 4 Wire, 67.32" Long, Heated, Exact Fit

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$123.99
DENSO Oxygen Sensors are manufactured and tested to the strictest OE standards for unparalleled peformance; Each component is precision built for exact replacement, and a first time fit; This innovative line features DENSO’s exclusive aluminum oxide trap layer, designed to protect the ceramic element from silicone and lead posining for improved engine performance, greater fuel efficiency, and unparalleled longevity; DENSO gives you the right part and the right fit, the first time.

Product Features:
  • Specifically designed to meet the increasing demands of today’s engines
  • 100% checked for high temperature signal output, air tightness, continuity, and heat resistance for optimal efficiency and performance
  • Coated with aluminum oxide to prevent silicone and lead from contacting the ceramic element and damaging the platinum electrode
  • Double protection cover helps maintain proper unit temperature for quicker response times, which is critical to your vehicle’s fuel efficiency
  • Manufactured with a rugged stainless steel housing and porous PTFE filter to resist corrosion and contamination
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Bosch – Wideband Oxygen Sensor: 5 Wire, 24.41" Long, Heated, Exact Fit (Part No.17362)

Wideband Oxygen Sensor: 5 Wire, 24.41" Long, Heated, Exact Fit

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$169.99
Bosch is the world’s leading supplier and original equipment manufacturer of Oxygen Sensors. Bosch invented the automotive oxygen sensor and leads the way in sensor technology and innovation advancements. From overall sensor design to the critical ceramic element, Bosch is known worldwide for quality and performance.  Bosch oxygen sensors deliver exceptional OE level reliability, performance and durability, further improving service life of the product. 

Product Features:
  • Premium Bosch oxygen sensors are designed to improve fuel economy while reducing harmful emissions
  • Direct Fit includes OE Connector for easy installation
  • Performance meets or exceeds OE specifications
  • True Direct-fit OE connectors and harness
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1981 Volkswagen Jetta Fuel and Emissions Systems

You count on your 1981 Volkswagen Jetta 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 38 Fuel and Emissions Systems ranging in price from $2.17 to $553.70, you’re sure to find everything you need for your 1981 Volkswagen Jetta.

Brands matter. If you want to shop a specific Fuel and Emissions Systems brand, we stock 11 different brands like Dorman, Delphi, and Bosch. 1981 Volkswagen Jetta Fuel and Emissions Systems start as low as $2.17!

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 65 extensive product reviews on 1981 Volkswagen Jetta Fuel and Emissions Systems.

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 Volkswagen Jetta below to get started!

Top-Rated Fuel and Emissions Systems Brands For Your 1981 Volkswagen Jetta

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 Volkswagen Jetta running right for years to come. In our inventory you’ll find brands like Dorman, Delphi, Bosch, and even more.

Popular Carquest Premium Fuel and Emissions Systems

You’ll find popular Carquest Premium brand products across Gas Caps. All are waiting to get your 1981 Volkswagen Jetta back on the road. Some of the top-rated Carquest Premium products in these categories are:
Locking Fuel Cap
from $21.99
(3)
Locking Fuel Cap
Gas Caps

FAQs for 1981 Volkswagen Jetta Fuel and Emissions Systems

What are the most purchased Fuel and Emissions Systems for the 1981 Volkswagen Jetta?

Out of 38 Fuel and Emissions Systems for the 1981 Volkswagen Jetta, the most popular in our inventory are:
30 AMP 12 Volt 4 Pin Universal Relay
from $9.99
(8)
30 AMP 12 Volt 4 Pin Universal Relay
Vacuum Pump Relay
Fuel Tank Cleaning Kit
from $12.49
This product is not rated
Fuel Tank Cleaning Kit
Fuel Tank Cleaning Kits
Injector Heat Shield
from $2.17
This product is not rated
Injector Heat Shield
Fuel Injector Heat Shields