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Mercedes 420SEL Replacement Oxygen Sensor Information


Always be aware that when you own an off-road toy, it's not unheard of to cause damage if you venture off the pavement and repairs aren't always cheap on a vehicle such as the Mercedes 420SEL. To add to the power of your car's engine, think about a few of these optional devices that are especially engineered to raise performance. Outstanding car manufacturers grasp the basic importance of satisfying performance. Your vehicle's Mercedes 420SEL Oxygen Sensor tracks the gas to oxygen ratio by analyzing it to ensure best mileage. When your car or truck's air-fuel ratio is too low, poor performance will be the result; conversely, a fuel-heavy air to fuel ratio can lead to harm to the engine and excessive air pollution from your car or truck's tailpipe. Your Oxygen Sensor is a component of your emissions control system and helps with changes in the air/fuel ratio, removing the necessity for manual altitude adjustments. The oxygen sensor operates in combination with your car's data processor to determine whether the air-fuel mix going to the engine needs to be fine-tuned. Oxygen Sensors are electronic components that are used in the exhaust to increase fuel performance.


They are available for the following Mercedes 420SEL years: 1991, 1990, 1989, 1988, 1987, 1986, 91, 90, 89, 88, 87, 86. This part is also sometimes called Mercedes 420SEL O2 Sensor. We stock oxygen sensor parts for most Mercedes models including E320, ML320, C230, C280, 300E, CLK320, S500, ML430, CLK430, 190E, C240, E430, SLK230, SL500, C220, S320, S430, SLK320, E420, S420, C320, S600, 560SEL, 380SL, E55 AMG, ML500, 300CE, ML350, E350, 300TE, SL320, C43 AMG, 500SL, CL55 AMG, C63 AMG, 560SL, ML55 AMG, 300SE, CL500 and C36 AMG.

We stock these Oxygen Sensor brands for the Mercedes 420SEL: Bosch and Denso.



Click to Enlarge

(Read reviews)
Sale Price: $81.35
(3) In Stock
Product SKU: 13926
Product Note: Oxygen Sensor
Features:
  • Protection tube ensures 100% accurate sensor performance
  • Double laser-welded stainless steel body is totally submersible to seal tight and protect against contamination for long life
  • Fast-acting heater optimizes sensor operation (on3- and 4- wire sensors only)
  • Coated threads for easy installation
Position of Product: Upstream
Inventory: In Stock
Condition: New

Shipping Options:
Ground

Additional Fitment Information: Warehouse: C
Vehicle Engine
• 1989 (89) Mercedes 420SEL 4.2L V8 


Click to Enlarge

(Read reviews)
Sale Price: $81.35
(3) In Stock
Product SKU: 13926
Product Note: Oxygen Sensor
Features:
  • Protection tube ensures 100% accurate sensor performance
  • Double laser-welded stainless steel body is totally submersible to seal tight and protect against contamination for long life
  • Fast-acting heater optimizes sensor operation (on3- and 4- wire sensors only)
  • Coated threads for easy installation
Position of Product: Upstream
Inventory: In Stock
Condition: New

Shipping Options:
Ground

Additional Fitment Information: Warehouse: C
Vehicle Engine
• 1991 (91) Mercedes 420SEL 4.2L V8 


Click to Enlarge

(Read reviews)
Sale Price: $81.35
(3) In Stock
Product SKU: 13926
Product Note: Oxygen Sensor
Features:
  • Protection tube ensures 100% accurate sensor performance
  • Double laser-welded stainless steel body is totally submersible to seal tight and protect against contamination for long life
  • Fast-acting heater optimizes sensor operation (on3- and 4- wire sensors only)
  • Coated threads for easy installation
Position of Product: Upstream
Inventory: In Stock
Condition: New

Shipping Options:
Ground

Additional Fitment Information: Warehouse: C
Vehicle Engine
• 1987 (87) Mercedes 420SEL 4.2L V8 


Click to Enlarge

(Read reviews)
Retail Price:
$248.00
Sale Price: $119.98
with FREE Shipping
(3) In Stock
Product SKU: W0133-1603927
Product Note: OE Connector
Inventory: In Stock
Condition: New

Shipping Options:
Free Ground Shipping

Additional Fitment Information: Warehouse: A
Vehicle
• 1987 (87) Mercedes 420SEL


Click to Enlarge

Denso 234-3000
Oxygen Sensor
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Loading Reviews...
Sale Price: $34.35
(7) In Stock
Product SKU: 234-3000
Product Note: Universal -- O.E. Quality Universal Replacement Sensor
Features:
  • Manufactured to the highest O.E. quality, guaranteed to fit right
  • Aluminum oxide trap, this extra layer helps to protect from silicone and lead poisoning
  • Stainless steel housing and porous Teflon filter all contribute to make a long life
  • Improved engine performance and greater fuel efficiency
  • Prevents premature sensor failure
Position of Product: Upstream
Inventory: In Stock
Condition: New

Shipping Options:
Ground

Additional Fitment Information: Warehouse: C
Vehicle Engine
• 1991 (91) Mercedes 420SEL 4.2L V8 


Click to Enlarge

(Read reviews)
Retail Price:
$248.00
Sale Price: $119.98
with FREE Shipping
(3) In Stock
Product SKU: W0133-1603927
Product Note: OE Connector
Inventory: In Stock
Condition: New

Shipping Options:
Free Ground Shipping

Additional Fitment Information: Warehouse: A
Vehicle
• 1990 (90) Mercedes 420SEL


Click to Enlarge

(Read reviews)
Sale Price: $81.35
(3) In Stock
Product SKU: 13926
Product Note: Oxygen Sensor
Features:
  • Protection tube ensures 100% accurate sensor performance
  • Double laser-welded stainless steel body is totally submersible to seal tight and protect against contamination for long life
  • Fast-acting heater optimizes sensor operation (on3- and 4- wire sensors only)
  • Coated threads for easy installation
Position of Product: Upstream
Inventory: In Stock
Condition: New

Shipping Options:
Ground

Additional Fitment Information: Warehouse: C
Vehicle Engine
• 1988 (88) Mercedes 420SEL 4.2L V8 


Click to Enlarge

(Read reviews)
Sale Price: $81.35
(3) In Stock
Product SKU: 13926
Product Note: Oxygen Sensor
Features:
  • Protection tube ensures 100% accurate sensor performance
  • Double laser-welded stainless steel body is totally submersible to seal tight and protect against contamination for long life
  • Fast-acting heater optimizes sensor operation (on3- and 4- wire sensors only)
  • Coated threads for easy installation
Position of Product: Upstream
Inventory: In Stock
Condition: New

Shipping Options:
Ground

Additional Fitment Information: Warehouse: C
Vehicle Engine
• 1990 (90) Mercedes 420SEL 4.2L V8 


Click to Enlarge

Bosch 15735
Oxygen Sensor
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Loading Reviews...
Sale Price: $37.35
(3) In Stock
Product SKU: 15735
Product Note: Universal Oxygen Sensor
Features:
  • Revolutionary patented submersible connection system protects against water and contamination and withstands the effects of extreme temperature and engine vibration
  • Special heat-resistant Posi-Lock connectors ensure easy installation
  • User-friendly instructions eliminate the need to call a hotline for assistance
  • Coated threads for easy installation
Position of Product: Upstream
Inventory: In Stock
Condition: New

Shipping Options:
Ground

Additional Fitment Information: Warehouse: C
Vehicle Engine
• 1987 (87) Mercedes 420SEL 4.2L V8 


Click to Enlarge

Bosch 15735
Oxygen Sensor
Close
Loading Reviews...
Sale Price: $37.35
(3) In Stock
Product SKU: 15735
Product Note: Universal Oxygen Sensor
Features:
  • Revolutionary patented submersible connection system protects against water and contamination and withstands the effects of extreme temperature and engine vibration
  • Special heat-resistant Posi-Lock connectors ensure easy installation
  • User-friendly instructions eliminate the need to call a hotline for assistance
  • Coated threads for easy installation
Position of Product: Upstream
Inventory: In Stock
Condition: New

Shipping Options:
Ground

Additional Fitment Information: Warehouse: C
Vehicle Engine
• 1989 (89) Mercedes 420SEL 4.2L V8 


Click to Enlarge

(Read reviews)
Sale Price: $80.35
(1) In Stock
Product SKU: 234-3081
Product Note: OE Style -- O.E. Quality Replacement Sensor
Position of Product: Upstream
Inventory: In Stock
Condition: New

Shipping Options:
Ground

Additional Fitment Information: Warehouse: C
Vehicle Engine
• 1991 (91) Mercedes 420SEL 4.2L V8 


Click to Enlarge

(Read reviews)
Sale Price: $80.35
(1) In Stock
Product SKU: 234-3081
Product Note: OE Style -- O.E. Quality Replacement Sensor
Position of Product: Upstream
Inventory: In Stock
Condition: New

Shipping Options:
Ground

Additional Fitment Information: Warehouse: C
Vehicle Engine
• 1990 (90) Mercedes 420SEL 4.2L V8 


Click to Enlarge

(Read reviews)
Sale Price: $80.35
(1) In Stock
Product SKU: 234-3081
Product Note: OE Style -- O.E. Quality Replacement Sensor
Position of Product: Upstream
Inventory: In Stock
Condition: New

Shipping Options:
Ground

Additional Fitment Information: Warehouse: C
Vehicle Engine
• 1989 (89) Mercedes 420SEL 4.2L V8 


Click to Enlarge

(Read reviews)
Sale Price: $80.35
(1) In Stock
Product SKU: 234-3081
Product Note: OE Style -- O.E. Quality Replacement Sensor
Position of Product: Upstream
Inventory: In Stock
Condition: New

Shipping Options:
Ground

Additional Fitment Information: Warehouse: C
Vehicle Engine
• 1988 (88) Mercedes 420SEL 4.2L V8 


Click to Enlarge

(Read reviews)
Sale Price: $80.35
(1) In Stock
Product SKU: 234-3081
Product Note: OE Style -- O.E. Quality Replacement Sensor
Position of Product: Upstream
Inventory: In Stock
Condition: New

Shipping Options:
Ground

Additional Fitment Information: Warehouse: C
Vehicle Engine
• 1987 (87) Mercedes 420SEL 4.2L V8 


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Reviewer: jrodimer

4/20/09 01:19 PM

I was very satisfied with the whole process. I have ordered multiple times and will continue. Prices are the best, fast shipping and a very knowledgable sales staff make this company far superior...

Order Date | 4/13/09

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3/13/10 07:22 AM

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