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DENSO 234-4257 Oxygen Sensor Direct Fit Heated - 4-Wire

(Ford Mustang 1971-73, 1986-93, 2018-23; Nissan Maxima 2009-12; Toyota Prius 2001-03; Chevrolet Express 3500 2008-12, Express 2500 2008-12 + 5 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

234-4257
5 reviews
Sale Price

$42.18

In Stock (10+)

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Usually delivered within 2 days

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Fitment guaranteed

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Product Details

The DENSO 234-4257 is a precision-engineered oxygen sensor designed to meet or exceed OE specifications for reliable engine performance. This direct-fit replacement features a 4-wire heated design with a 12.4-inch wire length for easy installation and quick sensor activation.

Key Features:

  • Direct-fit replacement for exact OE fitment on the first attempt
  • 4-wire heated design ensures rapid sensor warm-up and accurate readings
  • 12.4-inch wire length provides flexible installation options
  • Proprietary aluminum oxide coating protects the ceramic element from silicone and lead contamination
  • Precision-manufactured to strict OE standards for consistent quality
  • Enhanced sensor protection extends service life and maintains accuracy

DENSO oxygen sensors help restore proper air-fuel ratio monitoring, improving fuel efficiency, reducing emissions, and maintaining optimal engine performance. Each sensor undergoes rigorous testing to ensure it delivers the reliable operation your vehicle demands.

Products specifications

Fits

Ford Mustang 1971-73, 1986-93, 2018-23; Nissan Maxima 2009-12; Toyota Prius 2001-03; Chevrolet Express 3500 2008-12, Express 2500 2008-12, Express 4500 2009-12; GMC Savana 2500 2008-12, Savana 3500 2008-12, 2016, Savana 4500 2009-12 + 1 more models

Sensor Type

Heated

Connector Gender

FEMALE

Universal Or Specific Fit

Specific

Wire Quantity

4

Mounting Type

Threaded

Wiring Harness Length

12.40

Thread Diameter

0.708

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