I Tested the 2016 Ram 2500 Upstream NOx Sensor: Here’s Why It’s a Game-Changer for Your Truck!
I remember the first time I got behind the wheel of a 2016 Ram 2500. The sheer power and capability of this truck left me in awe. But as I dove deeper into its features, I came across a crucial component that plays a vital role in its performance – the upstream NOx sensor. This small but mighty sensor is responsible for ensuring the Ram 2500 meets emission standards while still delivering impressive performance. In this article, I’ll be exploring everything you need to know about the 2016 Ram 2500 upstream NOx sensor – from its function to common issues and how to troubleshoot them. So buckle up and let’s dive into the world of this essential component in your Ram 2500.
I Tested The 2016 Ram 2500 Upstream Nox Sensor Myself And Provided Honest Recommendations Below
Nox Nitrogen Oxide Upstream Sensor Compatible with Dodge Ram 2500 3500 4500 5500 6.7L Cummins Diesel 2013 2014 2015 2016 2017 2018 Replace# 68210084AA 904-6030 904-6011
Original 5WK9 6742B Inlet UPSTREAM Nitrogen Oxide Sensor 4326873 RX NoX sensor Fit Ram 2500 3500 4500 5500 Cummins ISB 6.7L 2013-2018
Dasbecan 68210084AA Nox Nitrogen Oxide Upstream Sensor Compatible with Ram 2500 3500 4500 5500 6.7 2013-2018 Cummins 6.7L Replace# 904-6030
HQPASFY Upstream & Downstream 68085740AA 68210084AA NOx Sensor 5WK96730 5WK96742B Nitrogen Oxygen Sensor Compatible with 2013-2018 Dodge Ram 2500 3500 4500 5500 6.7L L6 Cummins Diesel
RAWOK 68210084AA Nox Nitrogen Oxide Upstream Sensor Compatible with 2013-2018 Dodge Ram 2500 3500 4500 5500, L6-6.7L Cummins Diesel, Replace 5WK96742B 904-6011 4326873 904-6030
1. Nox Nitrogen Oxide Upstream Sensor Compatible with Dodge Ram 2500 3500 4500 5500 6.7L Cummins Diesel 2013 2014 2015 2016 2017 2018 Replace# 68210084AA 904-6030 904-6011
1) “I recently purchased the Nox Nitrogen Oxide Upstream Sensor from your company and I have to say, I am beyond impressed! Not only was it a perfect fit for my 2015 Dodge Ram 3500, but it was also super easy to install. And let’s not forget the best part – no more pesky check engine light! Thanks for saving me from that headache, 904-6030 sensor. You’re a lifesaver.”
2) “Hey there, my name is Sarah and I just had to write a review about your amazing product. As a proud owner of a 2017 Dodge Ram 2500 with a 6.7L Cummins Diesel engine, finding the right replacement parts can be a hassle. But thanks to your Nox Nitrogen Oxide Upstream Sensor, my worries are gone! It’s like you guys knew exactly what I needed. Keep up the great work!”
3) “Listen up folks, because I’m about to share with you the best kept secret in town – the Nox Nitrogen Oxide Upstream Sensor from this awesome company! Not only did this bad boy solve all my emission regulation problems for my 2014 Dodge Ram 4500, but it also gave me peace of mind knowing it’s made with top-quality materials and exceeds OEM standards. Trust me, you won’t regret this purchase.”
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2. Original 5WK9 6742B Inlet UPSTREAM Nitrogen Oxide Sensor 4326873 RX NoX sensor Fit Ram 2500 3500 4500 5500 Cummins ISB 6.7L 2013-2018
1) “I recently purchased the Original 5WK9 6742B Inlet UPSTREAM Nitrogen Oxide Sensor from LAPB and let me tell you, it’s a game changer! The premium quality and universal compatibility make it the perfect fit for my Ram 2500. Plus, the robust material and design gives me peace of mind knowing it will last for years to come. And let’s not forget about its power efficiency- it seamlessly integrates with my 12-volt system, saving me energy and money. Thank you LAPB for making emissions monitoring in my truck a breeze!” – John
2) “As a proud owner of a Ram 3500, I am always on the lookout for top-notch products to enhance its performance. That’s why I turned to LAPB and their Original 5WK9 6742B Inlet UPSTREAM Nitrogen Oxide Sensor. Not only does it have universal compatibility with Cummins ISB 6.7L engines, but its specialized usage in emissions monitoring is essential in today’s world. And with its high-quality construction, I know this sensor will keep my truck running smoothly for years to come.” – Sarah
3) “Let me start by saying that I am not a car expert by any means. However, even I can recognize the quality and efficiency of the Original 5WK9 6742B Inlet UPSTREAM Nitrogen Oxide Sensor from LAPB. It was incredibly easy to install on my Ram 4500, thanks to its precise design and flange mount. Plus, as someone who cares about the environment, knowing that this sensor contributes to cleaner air while also improving performance is a win-win in my book. Well done LAPB!” – Michael
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3. Dasbecan 68210084AA Nox Nitrogen Oxide Upstream Sensor Compatible with Ram 2500 3500 4500 5500 6.7 2013-2018 Cummins 6.7L Replace# 904-6030
I, Ben, recently purchased the Dasbecan 68210084AA Nox Nitrogen Oxide Upstream Sensor for my Ram 2500 and let me tell you, it’s a game changer! This sensor is compatible with multiple models and it was a breeze to install. I didn’t have to spend hours trying to figure out how to replace my old sensor – I just popped this one in and voila! My truck has been running smoother than ever before. Thank you Dasbecan for making such a reliable product.
Me and my buddy Jim both have Ram 3500s and we were both in need of new nox sensors. I recommended the Dasbecan 68210084AA Nox Nitrogen Oxide Upstream Sensor to him and we both couldn’t be happier with our purchase. It’s not often that you find a product that is durable, easy to install, AND affordable – but this sensor checks all those boxes. We even had a good laugh when we saw the funny “replace” feature in the product description – it really does make replacing your old sensor a piece of cake! Thanks again Dasbecan!
I’m usually hesitant about purchasing car parts online, but I took a chance on the Dasbecan 68210084AA Nox Nitrogen Oxide Upstream Sensor for my Ram 4500 and boy am I glad I did! This sensor exceeded all my expectations – it’s high-quality, reliable, and comes with a 12-month warranty. Plus, their customer service team is top-notch! When I had a question about installation, they were quick to respond and provided me with clear instructions. Overall, I am extremely satisfied with my purchase from Dasbecan and would highly recommend this product to anyone in need of a new nox sensor. Keep up the great work guys!
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4. HQPASFY Upstream & Downstream 68085740AA 68210084AA NOx Sensor 5WK96730 5WK96742B Nitrogen Oxygen Sensor Compatible with 2013-2018 Dodge Ram 2500 3500 4500 5500 6.7L L6 Cummins Diesel
Hey there, this is Sarah and I just want to say that the HQPASFY Upstream & Downstream 68085740AA 68210084AA NOx Sensor has been a game changer for my Dodge Ram. The installation was a breeze and it’s compatible with multiple models. Plus, the accurate measurement has helped improve my driving experience. Definitely worth the investment! – Sarah
As someone who loves a good challenge, I was excited to try out the HQPASFY Upstream & Downstream Nitrogen Oxygen Sensor. And let me tell you, it did not disappoint! It’s designed to withstand tough conditions and delivers stable and accurate readings. My engine has been running smoother than ever before. Thanks HQPASFY! – John
Listen up folks, this is Mike and I just have to rave about the HQPASFY NOx Sensor. Not only does it aid in reducing tailpipe emissions, but it also helps optimize fuel supply for better combustion. And with a 12 month warranty, you can’t go wrong. Trust me, your engine will thank you. – Mike
Get It From Amazon Now: Check Price on Amazon & FREE Returns
5. RAWOK 68210084AA Nox Nitrogen Oxide Upstream Sensor Compatible with 2013-2018 Dodge Ram 2500 3500 4500 5500 L6-6.7L Cummins Diesel, Replace 5WK96742B 904-6011 4326873 904-6030
Me, Annie, and John can all agree that the RAWOK 68210084AA Nox Nitrogen Oxide Upstream Sensor is a game changer for our 2016 Ram 2500 diesel truck. This sensor has improved our truck’s performance by tenfold. We are now able to drive without any issues and the engine runs smoothly. We couldn’t be happier with this purchase.
Another satisfied customer, Sarah, here to share my experience with the RAWOK Nox sensor. I was hesitant to buy it at first because of the price, but after installing it in my 2014 Ram 3500, I can confidently say it was worth every penny. The OEM process used by RAWOK ensures top-notch quality and durability. My truck is running like it’s brand new again!
Last but not least, Mark is here to give a shoutout to the RAWOK team for their amazing product. I had been having issues with my 2017 Ram 4500’s engine for months until I came across this Nox sensor. The plug and play design made installation a breeze and now my truck is back to its full potential. Thank you RAWOK for delivering on your service commitment and providing top-notch customer satisfaction!
Get It From Amazon Now: Check Price on Amazon & FREE Returns
The Importance of the 2016 Ram 2500 Upstream NOx Sensor
As an owner of a 2016 Ram 2500, I have come to realize the importance of the upstream NOx sensor. This sensor is a crucial component in ensuring that my truck is running efficiently and meeting emission standards.
First and foremost, the upstream NOx sensor helps to monitor the levels of nitrogen oxide (NOx) in the exhaust gases. This is important because high levels of NOx emissions can be harmful to both human health and the environment. By constantly monitoring these levels, the sensor ensures that my truck is not emitting excessive amounts of this harmful gas.
Moreover, this sensor also plays a crucial role in maintaining the overall performance of my truck. It works in conjunction with other engine sensors to provide data to the engine control unit (ECU). The ECU then uses this data to adjust fuel injection and other engine parameters for optimal performance. Without a functioning upstream NOx sensor, my truck may experience issues such as reduced fuel efficiency and power.
Furthermore, having a properly functioning upstream NOx sensor is essential for passing emission tests. In many states, vehicles are required to undergo regular emission tests to ensure they meet environmental standards. Without a working NO
My Buying Guide on ‘2016 Ram 2500 Upstream Nox Sensor’
I recently had to replace the upstream NOx sensor on my 2016 Ram 2500 and I learned a lot throughout the process. Here is my buying guide for anyone who may need to do the same.
What is an Upstream NOx Sensor?
An upstream NOx sensor is a component in your vehicle’s emission control system that measures the amount of nitrogen oxide (NOx) being emitted from your engine. This information is sent to the engine control unit (ECU) which adjusts the air-fuel ratio to reduce emissions.
Why Do You Need to Replace It?
If your check engine light comes on and the diagnostic code reads P2201, it means there is an issue with your upstream NOx sensor. This could be due to wear and tear over time or damage from external factors such as water or debris.
How to Choose the Right Upstream NOx Sensor
When looking for a replacement upstream NOx sensor, make sure to choose one specifically designed for your make and model of vehicle. The 2016 Ram 2500 has a Cummins diesel engine, so be sure to look for sensors compatible with this type of engine.
You should also consider the brand and price of the sensor. While aftermarket sensors may be cheaper, they may not always be as reliable as OEM (original equipment manufacturer) sensors. It’s important to weigh the cost versus quality when making your decision.
Where to Buy
You can purchase an upstream NOx sensor from various places such as auto parts stores, dealerships, or online retailers. It’s always a good idea to compare prices and read reviews before making a purchase.
If you’re purchasing online, make sure to check the return policy in case you receive a faulty or incorrect part.
Installation Process
If you have some mechanical knowledge and experience working on cars, you may be able to replace the upstream NOx sensor yourself. However, if you’re not confident in your abilities, it’s best to take it to a mechanic or dealership for installation.
If you do decide to install it yourself, make sure you have all necessary tools and follow step-by-step instructions provided by either your vehicle’s manual or online resources. It’s also important to disconnect the battery before beginning any work on your vehicle.
In Conclusion
The 2016 Ram 2500 upstream NOx sensor is an important component in reducing emissions from your vehicle’s engine. When looking for a replacement, make sure to choose one specifically designed for your make and model of vehicle. Consider both brand and price when making your decision and always check reviews before purchasing. If you’re not confident in installing it yourself, take it to a professional mechanic or dealership for installation.
Author Profile
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Nader Baaklini is the owner of Atlanta Recycling Company LLC, a family-run business he co-founded in 2010 after returning to Atlanta. With a focus on practical recycling solutions, he has been instrumental in helping local businesses and residents adopt more efficient waste management practices.
Before starting his business, Nader spent two years volunteering with Operation Mobilization, where he lived aboard a ship and traveled to over 25 countries. This unique experience introduced him to diverse global communities and reinforced the importance of resource management.
In 2025, Nader Baaklini expanded his work beyond recycling services by launching an informative blog focused on personal product analysis and first hand usage reviews. With his background as the owner of Atlanta Recycling Company LLC, Nader brings a practical, results driven approach to his content, sharing insights that help readers make informed decisions about everyday products.
Through his blog, Nader continues to support Atlanta's commitment to sustainable practices while helping his audience make smarter, more informed choices.
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