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DENSO 234-4021 Oxygen Sensor Heated Direct Fit Lead - 4-Wire 12

(Audi S4 2005-06; Chevrolet Corvette 1978; Chrysler Town & Country 1996-2000, Voyager 2000, Grand Voyager 2000; Dodge Grand Caravan 1996-2000 + 11 more models)

Part of: DENSO Oxygen Sensor Heated Direct Fit Lead

Other options in this family: DENSO 234-4461 DENSO 234-4400 DENSO 234-4351 DENSO 234-4382 DENSO 234-4552

Manufacturer

Picture for manufacturer DENSO

Part Number

234-4021
6 reviews
Sale Price

$29.43

In Stock (9)

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Usually delivered within 2 days

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Product Details

The DENSO 234-4021 is a premium 4-wire heated oxygen sensor designed for direct-fit replacement in automotive applications. This sensor features a 12-inch wire lead for versatile installation and delivers precise air-fuel ratio monitoring to optimize engine performance and fuel efficiency.

Key Features:

  • 4-wire heated design for faster sensor activation and improved cold-start performance
  • Direct-fit replacement engineered to OE specifications for exact fitment
  • Proprietary aluminum oxide trap layer protects ceramic element from silicone and lead poisoning
  • Precision-manufactured components ensure accurate air-fuel ratio readings
  • 12-inch wire length provides installation flexibility
  • Rigorous testing to OE standards guarantees reliable performance

DENSO oxygen sensors help maintain optimal engine efficiency by continuously monitoring exhaust gases and providing real-time feedback to the engine control module. The heated element design allows the sensor to reach operating temperature quickly, reducing emissions during cold starts and improving overall fuel economy.

Products specifications

Fits

Audi S4 2005-06; Chevrolet Corvette 1978; Chrysler Town & Country 1996-2000, Voyager 2000, Grand Voyager 2000; Dodge Grand Caravan 1996-2000, Caravan 1996-2000; Toyota Prius 2004-09; BMW 325i 1987-93, 318i 1991-93; Lincoln MKZ 2013-20 + 6 more models

Sensor Type

Heated

Connector Gender

FEMALE

Universal Or Specific Fit

Specific

Wire Quantity

4

Mounting Type

Threaded

Wiring Harness Length

12.01

Thread Diameter

0.708

Great price and fast shipping, very satisfied!

Good

Best price for the item I needed. Very fast shipping and there consumer service was great on the phone.

Very competive prices, even with shipping costs. Looking forward to using Autoplicity again in the near future.

Transaction has been smooth so far. Pricing is great compared to other online retailers.

Fast and awesome deals! Ordered an intake system, everywhere else wanted 300+, auto had it for 215! It's a no brainer! <br><br>Note: I only ever do 4/5 ratings... Always room to improove

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