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DENSO 234-4156 Oxygen Sensor Heated Direct Fit - 4-Wire

(1990-1993 Toyota Celica; 1991-1995 Toyota MR2 Spyder; 1991-1995 Toyota MR2; 1971-1972 Dodge Dart; 2008-2010 Dodge Viper + 4 more models)

Part of: DENSO Oxygen Sensor Heated Direct Fit

Other options in this family: DENSO 234-4794 DENSO 234-4380 DENSO 2344574 DENSO 234-8054 DENSO 234-4238

Manufacturer

Picture for manufacturer DENSO

Part Number

234-4156
11 reviews
Sale Price

$73.69

In Stock (7)

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Usually delivered within 2 days

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Fitment guaranteed

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Product Details

The DENSO 234-4156 is a premium 4-wire heated oxygen sensor designed for direct-fit installation. Engineered to meet strict OE standards, this sensor delivers precise air-fuel ratio monitoring for optimal engine performance, fuel efficiency, and emissions control.

Key Features:

  • 4-wire heated design for faster sensor activation and accurate readings
  • Direct-fit replacement with 12.2-inch wire length for easy installation
  • Proprietary aluminum oxide coating protects the ceramic element from silicone and lead contamination
  • Precision-manufactured components ensure exact OE fit and function
  • Tested to rigorous OE specifications for reliable performance
  • Enhanced durability for extended service life

DENSO oxygen sensors feature advanced ceramic element technology that provides accurate feedback to the engine control module, helping maintain proper combustion efficiency. The heated element design allows the sensor to reach operating temperature quickly, reducing cold-start emissions and improving overall engine response.

Products specifications

Fits

1990-1993 Toyota Celica; 1991-1995 Toyota MR2 Spyder; 1991-1995 Toyota MR2; 1971-1972 Dodge Dart; 2008-2010 Dodge Viper; 2014-2016 BMW M6 Gran Coupe; 1990-1992 Daihatsu Rocky; 1980-1987 American Motors Eagle; 2011-2015 Mercedes-Benz SLS AMG

Sensor Type

Heated

Universal Or Specific Fit

Specific

Wire Quantity

4

Wiring Harness Length

12.20

Exactly what I needed & delivered in a timely manner....very satisfied

Didn’t know the Shipping and handling ahead of time! That’s important to me.

Good

Good selection and service. It was an easy process to find the product I was looking to purchase

Very pleasant overall shopping experience so far. Thanks.

Perfect

Ordering was simple and shipped fast.

Very satisfied! My intake shipped on Friday and I received it on Tuesday. Not only super fast shipping, but a great deal to boot!

Quick and easy

I ordered a hitch off of this site for Christmas, I have never heard of it nor did I know how they were, but they are great! Got my package in I'd say 4 days, very fast and it was exactly what I wanted! Only down fall was they charged me 3 times and I was short 150$ for a few days. I got my money back and I would definitely order again.

Very good customer service asked about a lot of different springs and parts for my Mazdaspeed 3.

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