1991 Mercedes-Benz 300E Fuel and Emissions Systems

Essential 1991 Mercedes-Benz 300E Fuel and Emissions Systems

Delphi – Electric Fuel Pump: With Extra Fittings, Insulating Sleeve, Nuts/Washers, Terminal Hardware (Part No.FE0030)

Electric Fuel Pump: With Extra Fittings, Insulating Sleeve, Nuts/Washers, Terminal Hardware

from

$287.99
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
  • Delphi pumps are designed to operate under extreme temperatures with quick engine starts and to avoid low-fuel hesitation, including alcohol fuels and blends
  • 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

Bosch – Fuel Pressure Regulator (Part No.C300044427BOS)

Fuel Pressure Regulator

from

$489.82
An essential part of the Fuel System, the Fuel Pressure Regulators’ sole purpose is to maintain fuel pressure at a constant differential to manifold vacuum under all engine load conditions.

Product Features:
  • Corrosion resistant housing material
  • Premium diaphragm materials for longer service life
  • Internal precision components maintain stable fuel pressure and ensure adequate fuel return
  • Meets or exceeds OEM specifications
See More

Programa – Remanufactured MAS Control Unit (Part No.P209759093PRO)

Remanufactured MAS Control Unit

from

$362.93
Programa specializes in BMW, Mercedes Benz, Volvo, Porsche and Saab remanufactured electronic control units. Remanufacturing Process

Product Features:
  • Complete visual inspection.
  • Boards and components are repaired or replaced.
  • Any test that fails to meet OEM specifications is repaired or replaced.
  • Once the ECU meets all OEM specifications, the unit is reassembled, sealed and packaged.
See More

Bosch – Check Valve (Part No.E303027424BOS)

Check Valve

from

$41.56
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.
See More

MTC – Vacuum Adapter (Part No.O400739034MTC)

Vacuum Adapter

from

$3.74
Vacuum Adapter

ACDelco – Multi-Purpose Wire Connector with Leads (Part No.PT2164)

Multi-Purpose Wire Connector with Leads

from

$16.79
ACDelco Professional Air Charge Temperature Sensor Connector is a high quality aftermarket replacement component for one or more of the following vehicle systems: ignition, starting and charging, body-electrical and lighting, and/or engine fuel management. This premium aftermarket connector is manufactured to meet or exceed your expectations for fit, form, and function.

Product Features:
  • Professional, premium aftermarket replacement
  • Provides the performance and dependability you expect from ACDelco
  • Manufactured to meet expectations for fit, form, and function
See More

Bosch – Fuel Accumulator (Part No.E400024540BOS)

Fuel Accumulator

from

$253.37
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
See More

CRP – Hose – Fuel (Part No.4L30010819CRP)

Hose - Fuel

from

$112.76
Hose – Fuel

CRP – Fuel Injector Seal (Part No.C101014297)

Fuel Injector Seal

from

$3.12
Fuel Injector Seal

Delphi – Fuel Tank Cleaning Kit (Part No.FC01)

Fuel Tank Cleaning Kit

from

$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
See More

Carquest Premium – Locking Fuel Cap: 10582, Push In, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10582)

Locking Fuel Cap: 10582, Push In, Direct Fit, Provides Tight Seal, 1 Pack

from

$19.79
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:
  • 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
See More

Carquest Premium – Fuel Cap: 10810, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10810)

Fuel Cap: 10810, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack

from

$9.49
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:
  • 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
See More

Bosch – EHA Valve (Part No.C2030267532BOS)

EHA Valve

from

$474.90
The EHA (Electro-Hydraulic-Actuator) is a electrical valve that electronically controls the pressure on fuel distributor. The duty cycle of the EHA valve is controlled by the o2-sensor.

Product Features:
  • E.H.A. Valve (Electro-Hydraulic Actuator) or fuel regulator
  • Brand new OEM BOSCH Part
  • OE Quality
See More

Kayser – Fuel Tank Vent Valve (Part No.E2014280633KAY)

Fuel Tank Vent Valve

from

$29.21
Fuel Tank Vent Valve

MTC – Diverter Valve (Part No.B702024848MTC)

Diverter Valve

from

$52.96
Diverter Valve

Carquest Premium – Remanufactured Fuel Injector (Part No.A212-1085)

Remanufactured Fuel Injector

from

$44.49
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
See More

Bosch – Port Fuel Injector (Part No.C100013519BOS)

Port Fuel Injector

from

$31.66
Port Fuel Injection (PFI) is the world’s most widely used system for internal combustion engines and offers many advantages for engines with a low pressure output.

Product Features:
  • Low-pressure systems are less complex and more affordable than high-pressure systems
  • Robust combustion process tolerates lower-quality fuel
  • Maintenance-friendly design reduces the overhead for system diagnostics
See More

DENSO – Oxygen Sensor: 3 Wire, 11.77" Long, Heated, Universal Fit (Part No.234-3090)

Oxygen Sensor: 3 Wire, 11.77" Long, Heated, Universal Fit

from

$82.99
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
See More

DENSO – Oxygen Sensor: 4 Wire, 11.77" Long, Heated, Universal Fit (Part No.234-4000)

Oxygen Sensor: 4 Wire, 11.77" Long, Heated, Universal Fit

from

$79.99
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
See More

Carquest Premium – Computer Control Relay (Part No.RAC2919)

Computer Control Relay

from

$131.99
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.
See More

Carquest Premium – Fuel Pump Relay (Part No.RAC1868)

Fuel Pump Relay

from

$404.99
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.
See More

MTC – Fuel Filler Neck Seal (Part No.E202244961MTC)

Fuel Filler Neck Seal

from

$4.00
Fuel Filler Neck Seal

CRP – E.H.A. Valve Seal (Part No.C203270434CRP)

E.H.A. Valve Seal

from

$2.83
E.H.A. Valve Seal

1991 Mercedes-Benz 300E Fuel and Emissions Systems

You count on your 1991 Mercedes-Benz 300E 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 39 Fuel and Emissions Systems ranging in price from $2.28 to $489.82, you’re sure to find everything you need for your 1991 Mercedes-Benz 300E.

Brands matter. If you want to shop a specific Fuel and Emissions Systems brand, we stock 16 different brands like Delphi, Carquest Premium, and Bosch. 1991 Mercedes-Benz 300E Fuel and Emissions Systems start as low as $2.28!

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 14 extensive product reviews on 1991 Mercedes-Benz 300E Fuel and Emissions Systems. Some of the top-rated Fuel and Emissions Systems products we carry are Oxygen Sensor: 4 Wire, 11.77" Long, Heated, Universal Fit with 3.0 stars.

Did we mention you can order your Fuel and Emissions Systems from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Fuel and Emissions Systems inventory for your 1991 Mercedes-Benz 300E below to get started!

Top-Rated Fuel and Emissions Systems Brands For Your 1991 Mercedes-Benz 300E

Trusted Fuel and Emissions Systems OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 1991 Mercedes-Benz 300E running right for years to come. In our inventory you’ll find brands like Delphi, Carquest Premium, 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 1991 Mercedes-Benz 300E back on the road. Some of the top-rated Carquest Premium products in these categories are:

FAQs for 1991 Mercedes-Benz 300E Fuel and Emissions Systems

What are the most purchased Fuel and Emissions Systems for the 1991 Mercedes-Benz 300E?

Out of 39 Fuel and Emissions Systems for the 1991 Mercedes-Benz 300E, the most popular in our inventory are:
Fuel Tank Cleaning Kit
from $12.49
This product is not rated
Fuel Tank Cleaning Kit
Fuel Tank Cleaning Kits
Multi-Purpose Wire Connector with Leads
from $16.79
This product is not rated
Multi-Purpose Wire Connector with Leads
Ambient Air Temperature Sensor Connectors
Fuel Pump Relay
from $404.99
This product is not rated
Fuel Pump Relay
Fuel Injection Relays

What are the top-rated 1991 Mercedes-Benz 300E Fuel and Emissions Systems?

Top-rated Fuel and Emissions Systems for your 1991 Mercedes-Benz 300E based on customer reviews/ratings are:
Oxygen Sensor: 4 Wire, 11.77" Long, Heated, Universal Fit
from $80.99
(1)
Oxygen Sensor: 4 Wire, 11.77" Long, Heated, Universal Fit
“Item was $40 cheaper than the direct fit / plug and play Denso sensor, but tradeoff is that you must carefully make the wire connections to the origin”