1991 Mercedes-Benz 420SEL Fuel and Emissions Systems

Essential 1991 Mercedes-Benz 420SEL Fuel and Emissions Systems

MTC – Diverter Valve (Part No.B702024848MTC)

Diverter Valve

from

$51.27
Diverter Valve

Bosch – Check Valve (Part No.E303027620BOS)

Check Valve

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$30.66
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

APA/URO Parts – Vacuum Hose Connecto (Part No.B202573187APA)

Vacuum Hose Connecto

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$5.28
Vacuum Hose Connecto

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

E.H.A. Valve Seal

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$2.83
E.H.A. Valve Seal

Pierburg – Vacuum Change Over Valve (Part No.O404570190APG)

Vacuum Change Over Valve

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$96.75
Vacuum Change Over Valve

Bosch – Bosch Fuel Pressure Regulator (Part No.C300024539BOS)

Bosch Fuel Pressure Regulator

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$471.48
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
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MTC – Air Inject Check Val (Part No.B704024849MTC)

Air Inject Check Val

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$24.47
Air Inject Check Val

Payen – Fuel Inj Holder O-Ring (Part No.C103112391PAY)

Fuel Inj Holder O-Ring

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$1.53
Fuel Inj Holder O-Ring

Autopart International Inc – Fuel Pump (Part No.E30001915313API)

Fuel Pump

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$107.15
Fuel Pump

Carquest Premium – Fuel Pump Relay (Part No.RAA1915)

Fuel Pump Relay

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$64.99
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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Bosch – Fuel Injector 62234: New (Part No.62231)

Fuel Injector 62234: New

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$79.99
Bosch Port Fuel Injectors (PFI) have a robust design and are capable of using Ethanol fuel (E100). All Bosch fuel injectors released to the aftermarket are OE fit, form and function, and are produced to OE specifications. The Bosch fuel injector has a return rate of 1 part per million (PPM), making Bosch the industry benchmark. 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:
  • Guaranteed OE fit, form and function
  • Manufactured of the highest quality materials
  • Provides precision flow and original spray pattern for optimal performance
  • Product includes top and bottom mounting o-ring
  • Maintains new-car smoothness and drivability
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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 – Oxygen Sensor: 3 Wire, 11.77" Long, Heated, Universal Fit (Part No.234-3000)

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

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$74.99
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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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.
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Elring – Cold Start Valve Gasket (Part No.C400155249ELR)

Cold Start Valve Gasket

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$2.76
Cold Start Valve Gasket

Bosch – Fuel Dist Valve Kit (Part No.C20101700156BOS)

Fuel Dist Valve Kit

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$306.42
Fuel Dist Valve Kit

Programa – Programa Idle Control Unit (Part No.C404049619PRO)

Programa Idle Control Unit

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$373.34
Remanufactured w/Core 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.
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Bosch – Bosch Fuel Accumulator (Part No.E400024543BOS)

Bosch Fuel Accumulator

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$322.22
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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Febi – Fuel Injector Seal (Part No.C101015420FEB)

Fuel Injector Seal

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$3.05
Fuel Injector Seal

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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APA/URO Parts – EGR Line Fitting (Part No.B7013308578APA)

EGR Line Fitting

from

$5.49
EGR Line Fitting

Bosch – EHA Valve (Part No.C2030267532BOS)

EHA Valve

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$474.16
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
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CRP – Hose – Fuel (Part No.4L30010819CRP)

Hose - Fuel

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$112.76
Hose – Fuel

APA/URO Parts – Crankcase Breather Hose (Part No.B201015431APA)

Crankcase Breather Hose

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$13.41
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 – 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

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$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
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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
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1991 Mercedes-Benz 420SEL Fuel and Emissions Systems

You count on your 1991 Mercedes-Benz 420SEL 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 42 Fuel and Emissions Systems ranging in price from $1.53 to $553.70, you’re sure to find everything you need for your 1991 Mercedes-Benz 420SEL.

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 420SEL Fuel and Emissions Systems start as low as $1.53!

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 4 extensive product reviews on 1991 Mercedes-Benz 420SEL 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 1991 Mercedes-Benz 420SEL below to get started!

Top-Rated Fuel and Emissions Systems Brands For Your 1991 Mercedes-Benz 420SEL

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 420SEL 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 420SEL back on the road. Some of the top-rated Carquest Premium products in these categories are:

FAQs for 1991 Mercedes-Benz 420SEL Fuel and Emissions Systems

What are the most purchased Fuel and Emissions Systems for the 1991 Mercedes-Benz 420SEL?

Out of 42 Fuel and Emissions Systems for the 1991 Mercedes-Benz 420SEL, 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
Oxygen Sensor: 3 Wire, 28.54" Long, Heated, Universal
from $79.99
This product is not rated
Oxygen Sensor: 3 Wire, 28.54" Long, Heated, Universal
Oxygen Sensors
Turbine Electric Fuel Pump
from $176.07
This product is not rated
Turbine Electric Fuel Pump
Fuel Pumps