My Account
My Garage
Shopping Cart

Shopping Cart

0 items in your Cart
View Cart
Subtotal
Track
My Order
MY GARAGE Select Vehicle
MY GARAGE

DENSO 234-4189 Oxygen Sensor Heated Direct Fit - 4-Wire

(2000-2004 Toyota Tacoma; 2009-2014 Acura TSX; 2019 Porsche 911; 2013-2016 Scion tC; 2013-2019 Cadillac ATS; 2001-2002 Chrysler Prowler; 1988-1991 Mazda 929)

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

234-4189
13 reviews
Sale Price

$82.59

In Stock (10+)

delivery box

Usually delivered within 2 days

free shipping

FREE SHIPPING

Check out with

ApplePay
Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The DENSO 234-4189 is a precision-engineered 4-wire heated oxygen sensor designed for direct-fit installation with a 37.8-inch wire length. Built to OE specifications, this sensor ensures accurate air-fuel ratio monitoring for optimal engine performance and fuel efficiency.

Key Features:

  • 4-wire heated design for faster sensor activation and improved cold-start performance
  • Direct-fit replacement ensures precise installation without modifications
  • 37.8-inch wire length provides flexible routing options
  • Proprietary aluminum oxide trapping layer protects ceramic element from silicone and lead contamination
  • Manufactured and tested to strict OE standards for reliable performance
  • Extended service life through advanced contamination resistance technology

DENSO oxygen sensors deliver the precision needed for modern engine management systems, helping maintain optimal combustion, reduce emissions, and maximize fuel economy. Each sensor is precision-manufactured to ensure exact fitment and reliable operation from the first installation.

Products specifications

Fits

2000-2004 Toyota Tacoma; 2009-2014 Acura TSX; 2019 Porsche 911; 2013-2016 Scion tC; 2013-2019 Cadillac ATS; 2001-2002 Chrysler Prowler; 1988-1991 Mazda 929

Sensor Type

Heated

Universal Or Specific Fit

Specific

Wire Quantity

4

Wiring Harness Length

37.80

Wonderful

Found What that I needed Fast

The part was good, but packaging was all torn up. Not packed well. A delicate part would have been destroyed.

Looks absolutely great on truck- thanx

Just what I ordered

Great price, great service, A+

Fast shipping, great product. Nothing more needs to be said.

great price and customer service

They had the parts I needed at the best price. I needed some questions answered to make sure I was ordering the right parts for a 4 year old car and they were very helpful when I called.

Best price on the internet for my parts. Shipped out the next morning.

Finding my parts on this website was incredibly easy. The prices were the lowest around and I was kept up to date about the estimated delivery date. Order #19058

Ordered a Trac-Bar from Autoplicity, and didn't have any problems. WILL be back!

So Far So Good...Just placed my order and will let you know how it worked out when it gets here Bob

Share icon
Return Policy
Returns are easy at THMotorsports

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy