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DENSO 234-4340 Oxygen Sensor Heated Direct Fit - 4-Wire

(2013-2014 Ford Mustang; 2014-2018 Mazda 3; 2006-2015 Mazda MX-5 Miata; 1996-1998 BMW 328i; 1997-1998 BMW M3; 1992-1995 BMW 325i; 1998 BMW 323i + 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

234-4340
12 reviews
Sale Price

$126.18

2 left at this price

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Usually delivered within 2 days

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No Hassle Returns

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Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The DENSO 234-4340 is a premium 4-wire heated oxygen sensor engineered to OEM specifications for precise air-fuel ratio monitoring. This direct-fit sensor features a 17.4-inch wire length for easy installation and is designed as an exact replacement for your vehicle's original equipment.

Key Features:

  • 4-wire heated design for faster sensor activation and improved cold-start performance
  • Exclusive aluminum oxide trap layer protects the ceramic element from silicone and lead poisoning
  • Precision-manufactured to strict OE standards for guaranteed first-time fit
  • 17.4-inch wire length provides flexibility during installation
  • Direct-fit replacement requires no modifications or adapters

DENSO oxygen sensors help optimize engine performance, improve fuel efficiency, and reduce harmful emissions. The advanced ceramic element construction and protective trap layer technology ensure long-lasting reliability and accurate readings throughout the sensor's service life.

Products specifications

Fits

2013-2014 Ford Mustang; 2014-2018 Mazda 3; 2006-2015 Mazda MX-5 Miata; 1996-1998 BMW 328i; 1997-1998 BMW M3; 1992-1995 BMW 325i; 1998 BMW 323i; 1992-1998 BMW 318i; 1986-1991 Mercury Sable; 1984-1986 Dodge 600; 1992-1994 Acura Vigor

Sensor Type

Heated

Connector Gender

FEMALE

Universal Or Specific Fit

Specific

Wire Quantity

4

Mounting Type

Threaded

Wiring Harness Length

17.40

Thread Diameter

0.708

easy to use

It was quick and easy to place the order for my 1996 Pontiac Firebird. I would recommend & use your online ordering system again.

Auto parts store no longer stocked my color of paint touchup, glad you guys had some

Very easy process

Great service. Big fan. Already upped you on FB

Fast shipping. Received item in good condition.

Cheapest priced ARP head studs on the internet. A++ I will definitely do more business with Autoplicity.

Easy

Processed and shipped fast. I was a little upset with them shipping my Eibach springs in the Eibach box, and not repackaging it. Everyone could see the box, and knew what was in it. But this will not stop me from ordering again.

Extremely easy to find the parts and place the order

Found what I needed at an unbeatable price, easy purchase! No issues

The correct product that I ordered, and easy to find through there web site.thanks

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