Need expert help? Reach out to us via live chat MON-SAT, 9AM to 5PM ET, for support. Our specialists are ready to assist you!

Select vehicle to confirm fitment

Oxygen Sensor – Downstream

Name: Oxygen Sensor - Downstream
Brand: Denso
Availability: InStock

PART#: 234-4066

Denso

Top Deal

Add to My Projects

+ 0 More

$36.49

Select vehicle to confirm fitment

In stock

Need help? Talk to us, or chat with an expert!

Add to My Projects

Interchanges

Brand	Part #

GMC	21024460
GMC	12568221
GMC	12578576

Bosch	13361
Bosch	15897
Walker Products	350-34506 / 35034506
BorgWarner	OS1916
Walker Products	250-24354 / 25024354
Delphi	ES20116
ACDelco	213-3138 / 2133138
ACDelco	213-3011 / 2133011
Standard Ignition	SG1825
BorgWarner	OS2471
NTK	21043

Fitments

Year	Make	Model	Submodel	Engine	Fuel Type	Position	Note
2011	Chevrolet	HHR	LS Panel	2.2L4	FLEX	Downstream	O.E. Quality Replacement Sensor
2011	Chevrolet	HHR	LT	2.4L4	FLEX	Downstream	O.E. Quality Replacement Sensor
2011	Chevrolet	HHR	LT	2.2L4	FLEX	Downstream	O.E. Quality Replacement Sensor
2011	Chevrolet	HHR	LS	2.2L4	FLEX	Downstream	O.E. Quality Replacement Sensor
2010	Chevrolet	Cobalt	LS	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2010	Chevrolet	Cobalt	Base	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2010	Chevrolet	Cobalt	LT	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2010	Chevrolet	HHR	LS	2.2L4	FLEX	Downstream	O.E. Quality Replacement Sensor
2010	Chevrolet	HHR	LT	2.2L4	FLEX	Downstream	O.E. Quality Replacement Sensor
2010	Chevrolet	HHR	LT	2.4L4	FLEX	Downstream	O.E. Quality Replacement Sensor
2010	Chevrolet	HHR	LT Panel	2.4L4	FLEX	Downstream	O.E. Quality Replacement Sensor
2010	Chevrolet	HHR	LS Panel	2.2L4	FLEX	Downstream	O.E. Quality Replacement Sensor
2010	Chevrolet	HHR	LT Panel	2.2L4	FLEX	Downstream	O.E. Quality Replacement Sensor
2009	Chevrolet	HHR	LS Panel	2.2L4	FLEX	Downstream	O.E. Quality Replacement Sensor
2009	Chevrolet	HHR	LT	2.4L4	FLEX	Downstream	O.E. Quality Replacement Sensor
2009	Chevrolet	HHR	LT Panel	2.4L4	FLEX	Downstream	O.E. Quality Replacement Sensor
2009	Chevrolet	HHR	LT	2.2L4	FLEX	Downstream	O.E. Quality Replacement Sensor
2009	Chevrolet	HHR	LS	2.2L4	FLEX	Downstream	O.E. Quality Replacement Sensor
2009	Chevrolet	HHR	LT Panel	2.2L4	FLEX	Downstream	O.E. Quality Replacement Sensor
2009	Chevrolet	Cobalt	LS	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2009	Chevrolet	Cobalt	LT	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2009	Pontiac	G5	GT	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2009	Pontiac	G5	Base	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2008	Chevrolet	Cobalt	LT	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2008	Chevrolet	Cobalt	Sport	2.4L4	GAS	Downstream	O.E. Quality Replacement Sensor
2008	Chevrolet	Cobalt	LS	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2008	Chevrolet	HHR	LT Panel	2.4L4	GAS	Downstream	O.E. Quality Replacement Sensor
2008	Chevrolet	HHR	LT	2.4L4	GAS	Downstream	O.E. Quality Replacement Sensor
2008	Chevrolet	HHR	LT Panel	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2008	Chevrolet	HHR	LS	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2008	Chevrolet	HHR	LS Panel	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2008	Chevrolet	HHR	LT	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2008	Pontiac	G5	GT	2.4L4	GAS	Downstream	O.E. Quality Replacement Sensor
2008	Pontiac	G5	Base	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2007	Chevrolet	HHR	LT Panel	2.4L4	GAS	Downstream	O.E. Quality Replacement Sensor
2007	Chevrolet	HHR	LS	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2007	Chevrolet	HHR	LT	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2007	Chevrolet	HHR	LT Panel	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2007	Chevrolet	HHR	LT	2.4L4	GAS	Downstream	O.E. Quality Replacement Sensor
2007	Chevrolet	HHR	LS Panel	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2007	Chevrolet	Cobalt	SS	2.0L4	GAS	Downstream	O.E. Quality Replacement Sensor
2007	Chevrolet	Cobalt	LT	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2007	Chevrolet	Cobalt	LTZ	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2007	Chevrolet	Cobalt	SS	2.4L4	GAS	Downstream	O.E. Quality Replacement Sensor
2007	Chevrolet	Cobalt	LS	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2007	Pontiac	G5	Base	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2007	Pontiac	G5	GT	2.4L4	GAS	Downstream	O.E. Quality Replacement Sensor
2007	Saturn	Vue	Green Line	2.4L4	FULL HYBRID EV-GAS (FHEV)	Downstream	O.E. Quality Replacement Sensor
2007	Saturn	Vue	Base	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2007	Saturn	Ion	Red Line	2.0L4	GAS	Downstream	O.E. Quality Replacement Sensor
2007	Saturn	Ion	3	2.4L4	GAS	Downstream	O.E. Quality Replacement Sensor
2007	Saturn	Ion	2	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2007	Saturn	Ion	3	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2006	Chevrolet	Cobalt	LTZ	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2006	Chevrolet	Cobalt	SS	2.0L4	GAS	Downstream	O.E. Quality Replacement Sensor
2006	Chevrolet	Cobalt	LT	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2006	Chevrolet	Cobalt	SS	2.4L4	GAS	Downstream	O.E. Quality Replacement Sensor
2006	Chevrolet	Cobalt	LS	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2006	Chevrolet	HHR	LS	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2006	Chevrolet	HHR	LT	2.4L4	GAS	Downstream	O.E. Quality Replacement Sensor
2006	Chevrolet	HHR	LT	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2006	Saturn	Vue	Base	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2006	Saturn	Ion	2	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2006	Saturn	Ion	3	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2006	Saturn	Ion	3	2.4L4	GAS	Downstream	O.E. Quality Replacement Sensor
2006	Saturn	Ion	Red Line	2.0L4	GAS	Downstream	O.E. Quality Replacement Sensor
2005	Chevrolet	Cobalt	LS	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2005	Chevrolet	Cobalt	SS	2.0L4	GAS	Downstream	O.E. Quality Replacement Sensor
2005	Chevrolet	Cobalt	LT	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2005	Chevrolet	Cobalt	Base	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2005	Saturn	Ion	3	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2005	Saturn	Ion	1	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2005	Saturn	Ion	Red Line	2.0L4	GAS	Downstream	O.E. Quality Replacement Sensor
2005	Saturn	Ion	2	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2004	Saturn	L300	1	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2003	Saturn	L200	Base	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2003	Saturn	LW200	Base	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2003	Saturn	Vue	Base	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2002	Saturn	L100	Base	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2002	Saturn	L200	Base	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2002	Saturn	LW200	Base	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2002	Saturn	SC1	Base	1.9L4	GAS	Downstream	DENSO is the O.E. Manufacturer / Oxygen Sensor
2002	Saturn	SC2	Base	1.9L4	GAS	Downstream	DENSO is the O.E. Manufacturer / Oxygen Sensor
2002	Saturn	SL	Base	1.9L4	GAS	Downstream	DENSO is the O.E. Manufacturer / Oxygen Sensor
2002	Saturn	SL1	Base	1.9L4	GAS	Downstream	DENSO is the O.E. Manufacturer / Oxygen Sensor
2002	Saturn	SL2	Base	1.9L4	GAS	Downstream	DENSO is the O.E. Manufacturer / Oxygen Sensor
2002	Saturn	Vue	Base	2.2L4	GAS	Downstream	O.E. Quality Replacement Sensor
2001	Saturn	SC1	Base	1.9L4	GAS	Downstream	DENSO is the O.E. Manufacturer / Oxygen Sensor
2001	Saturn	SC2	Base	1.9L4	GAS	Downstream	DENSO is the O.E. Manufacturer / Oxygen Sensor
2001	Saturn	SL	Base	1.9L4	GAS	Downstream	DENSO is the O.E. Manufacturer / Oxygen Sensor
2001	Saturn	SL1	Base	1.9L4	GAS	Downstream	DENSO is the O.E. Manufacturer / Oxygen Sensor
2001	Saturn	SL2	Base	1.9L4	GAS	Downstream	DENSO is the O.E. Manufacturer / Oxygen Sensor
2001	Saturn	SW2	Base	1.9L4	GAS	Downstream	DENSO is the O.E. Manufacturer / Oxygen Sensor
2000	Saturn	SC1	Base	1.9L4	GAS	Downstream	DENSO is the O.E. Manufacturer / Oxygen Sensor
2000	Saturn	SC2	Base	1.9L4	GAS	Downstream	DENSO is the O.E. Manufacturer / Oxygen Sensor
2000	Saturn	SL	Base	1.9L4	GAS	Downstream	DENSO is the O.E. Manufacturer / Oxygen Sensor
2000	Saturn	SL1	Base	1.9L4	GAS	Downstream	DENSO is the O.E. Manufacturer / Oxygen Sensor
2000	Saturn	SL2	Base	1.9L4	GAS	Downstream	DENSO is the O.E. Manufacturer / Oxygen Sensor
2000	Saturn	SW2	Base	1.9L4	GAS	Downstream	DENSO is the O.E. Manufacturer / Oxygen Sensor

Product info

The Denso Oxygen Sensor part number 234-4066 is the perfect replacement for your Chevrolet, Pontiac, or Saturn vehicle. This high-quality oxygen sensor is compatible with other part numbers 125, 682, 211, and 257, making it a versatile choice for a range of vehicles.

The Denso Oxygen Sensor part number 234-4066 boasts a range of features that make it an excellent choice for car enthusiasts. Firstly, it has a high-quality construction, which means it can withstand extreme temperatures and harsh conditions, ensuring maximum durability and longevity. Additionally, this oxygen sensor features a unique design that provides high accuracy and helps to regulate fuel consumption. The sensor is also easy to install, so you can replace your old, worn-out oxygen sensor quickly and easily.

One of the primary benefits of the Denso Oxygen Sensor part number 234-4066 is that it helps to improve your vehicle’s fuel efficiency. It accomplishes this by measuring the oxygen level in the exhaust gases and sending this information to the engine’s computer. This allows the engine to adjust the air-to-fuel ratio, which results in better fuel efficiency and a smoother ride.

Another significant benefit of this oxygen sensor is that it helps to reduce harmful emissions, making it an eco-friendly choice. The sensor works by detecting the amount of oxygen in the exhaust gas and adjusting the air-to-fuel ratio to reduce the amount of pollutants released into the air.

In summary, the Denso Oxygen Sensor part number 234-4066 is an excellent choice for anyone looking to replace their old, worn-out oxygen sensor. It features a high-quality construction, easy installation, and provides numerous benefits, including improved fuel efficiency and reduced emissions. So, if you want to keep your Chevrolet, Pontiac, or Saturn running smoothly and efficiently, this is the oxygen sensor for you.

About Denso

Denso has always been on the cutting edge of car technology, giving drivers better products that are more durable and efficient than anything else on the market.

Alternators are one of Denso's best-known products. Denso alternators are precision-engineered and built to last so that your car's electrical system stays in good shape. If you're going in the city or on rough terrain, you can count on Denso alternators to always give you power and dependability.

In addition to alternators, we also offer Denso radiators. The cooling system in your car is very important for keeping the engine at the right temperature. Denso radiators are carefully designed to make sure they get rid of heat quickly. With Denso radiators, you can drive with trust, knowing that even in the worst conditions, your engine won't get too hot.

Denso starter motors are the best when it comes to getting your car going. Denso starter motors are made to provide reliable ignition in all kinds of weather, and they always make starting easy and smooth. Denso starting motors will get you where you need to go, whether you're taking a cross-country road trip or just running errands in town.

We're happy to offer a huge range of Denso products at prices that can't be beat at Newparts.com. It's easier than ever to find the right Denso generator, radiator, or starter motor for your car thanks to our large selection and simple-to-use website. Also, we offer fast shipping choices so you can get back on the road quickly.

Denso parts are known for being of high quality and dependability. Shop at Newparts.com today to see why drivers trust Denso for all their automotive needs. You can also place your order via phone by calling us at 855-505-2886.

Specifications

Connector Gender	Female
Mounting Type	Threaded
Sensor Type	Heated
Thread Diameter	0.708
Universal Or Specific Fit	Specific
Wire Quantity	4
Wiring Harness Length	27.95

Warranty

We offer a 2-year warranty on all parts that we sell. If the part fails within 2 years of purchase, please contact us for instructions to replace it. The warranty does not cover normal wear and tear or improper installation. On many parts, we also offer Extend product protection, which is a way to add up to 3 additional years for 5 total years of worry free coverage. Select your preferred term length and you're covered!

Delivery & Returns

Delivery Info

Newparts.com is your go to store for all parts and accessories at the best price and delivered quickly. Every order we ship receives a tracking number so that you can watch it all the way until it reaches your door. We only ship using the major shipping carriers like FedEx, UPS and USPS to ensure quick and safe delivery of your new car parts order.

Returns Info

Newparts.com offers a thirty (30) day return for refund for all items purchased through Newparts.com. To qualify for return and refund, all items must be new and in their original manufacturers box. To initiate a return, please contact our customer service. This information is only a summary. Complete shipping and return policy information can be found in our web site policies.

Oxygen Sensor – Downstream

Delivery Info

Returns Info

FREE SHIPPING