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Top 5 Reviews of the Best Diesel Oil Filter To Keep Your Engine Clean

Everyone who owns a car knows that it is essential to always get an oil change throughout the year. But did you know that if you have a diesel engine, it is even more important to make sure that you have the best diesel oil filter for your car? Oil filters help maintain the cleanliness of the car and prevent any overall buildup of unwanted items underneath your vehicle’s hood. We will be specifically looking at the best diesel oil filters on the market today.

Since this is a big market and an essential product to buy, the possibilities are endless. It is quite a difficult task, especially if you are a beginner, to choose the best diesel oil filter that is right for you. To assist you in finding one, we have reviewed the top diesel oil filters from the major brands. We also have a detailed guide for buying the best diesel oil filters, so you can feel confident in buying one.

Quick Look: Our Top Picks

Oil Filter NameQualityPriceRating
Mopar 0508 3285AA Engine Oil FilterA$$
Fleetguard LF16035 Oil Filter A++$$
K&N HP-4003 Performance Wrench-Off Oil FilterA+$$
ACDelco PF2232 Professional Engine Oil FilterA++$
Dodge Ram 6.7 Liter Diesel Fuel Filter A++$$$

What is an oil filter?

In order to know what to look for in an oil filter, you want to know as much as you can about them. It’s pretty straightforward—it filters the oil within your vehicle. Essentially, what the oil filter does is remove any contaminants that can harm the main pieces of equipment in your vehicle. Oil is important to any car as it lubricates all the internal parts and helps cool the engine down, which prevents overheating.

The difference with a diesel oil filter

Diesel engines have a reputation for being much dirtier and more of a hassle than gasoline engines. Whenever you get your oil replaced, you can either choose to replace the entire filter or at least give it a thorough clean. The new oil filters you get for a car are usually much smaller than the original ones, so you will have to change them more regularly. The way diesel engines are designed require you to change the oil filters more often than cars that run on gasoline. However, manufacturers of diesel engines have made huge strides in developing ways to improve the quality of their engines. These days, the quality of the oil throughout a diesel engine is just as good as any gasoline oil on the market today. You still have to change the oil filter frequently, but not as frequently you once had to.

The main things to look for in an oil filter is that it is competitively priced and most of all, that it will last a long time. You don’t want to buy one that you have to replace within a few months. Buy a product that is strong, durable, and is going to help keep your oil clean.

The 5 Best Diesel Oil Filters

Oil Filter NameQualityPriceRating
Mopar 0508 3285AA Engine Oil FilterA$$
Fleetguard LF16035 Oil Filter A++$$
K&N HP-4003 Performance Wrench-Off Oil FilterA+$$
ACDelco PF2232 Professional Engine Oil FilterA++$
Dodge Ram 6.7 Liter Diesel Fuel Filter A++$$$

Mopar 0508 3285AA Engine Oil Filter

Mopar 0508 3285AA Engine Oil Filter-5be9fc1bc06d8

We wanted to start with this Mopar filter as it offers a fantastic product that is very reasonably priced. This is a genuine Mopar OEM product that will keep your oil clean and unwanted contaminants out. This Mopar filter fits 1990 to 2012 Dodge Ram Trucks that have either a 5.9L or 6.7L diesel engine. This is not an aftermarket filter, but the one that your vehicle had when it was first manufactured. This filter should last 15,000 miles before ever needing to get the oil changed.

Pros

  • Extremely affordable
  • Completely works
  • Keeps the oil clean
  • Lasts a long time
  • Great price

Cons

  • Only works on Ram vehicles
  • Have heard that sometimes the threads are bad on this specific product

    BUY THIS ONE

Fleetguard LF16035 Oil Filter for Dodge Ram Cummins Engines Diesel

Fleetguard LF16035 Oil Filter for Dodge Ram Cummins Engines Diesel-5be9fc1d25bf9

Moving right along, the next product that is one of the best diesel oil filters on the market today is the Fleetguard Oil Filter. It has been developed by Cummins Filtration. Again, this is an extremely well-priced oil filter that anyone can afford.

The largest OD attached to this product is 93.47mm. The height of this device is 176.28mm and the thread size comes in at 1-16 UN-2B. This Fleetguard filter fits any Dodge Ram Truck equipped with a Cummins diesel engine. It also comes equipped with a fluted shell that will work well with a 03MY Dodge Ram.

Pros

  • Takes great care of the oil of your vehicle
  • Works great with Cummins products and also approved by Cummins
  • One of the best filters on the market today
  • Keeps oil in top-notch condition

Cons

  • One of the best ones you can buy, just make sure it works with your specific diesel engine (only works with DODGE RAM vehicles)

    BUY THIS ONE

K&N HP-4003 Performance Wrench-Off Oil Filter

K&N HP-4003 Performance Wrench-Off Oil Filter-5be9fc1f12cd3

K&N develops some fantastic products and this one is no exception. This Performance Wrench-Off Oil Filter has been built as a replacement filter for many cars, trucks, SUVs, motorcycles, and ATVs on the market today. It is a resin-impregnated type of filter that is supposed to trap 99% of any contaminants that you don’t want in your oil. It has very sturdy and stable construction to perform well under any extreme weather condition. It is also equipped with an anti-drainback valve that makes sure you won’t have any dry starts again.

It also has high flow rates and can filter fantastically, even when using heavier grade oils. It can have great results with both conventional and synthetic motor oils.

Pros

  • Incredibly well priced
  • Can work in a multitude of various vehicles
  • Equipped with incredible features

Cons

  • Can be known to have a nut leak at times
  • Struggles to fit on larger vehicles– use primarily for cars as it will be better in the long run for you

    BUY THIS ONE

ACDelco PF2232 Professional Engine Oil Filter

ACDelco PF2232 Professional Engine Oil Filter-5be9fc2071385

ACDelco offers great products at a fraction of the cost. The reason we chose to put this one on this list is because the price is incredible. It is the cheapest filter on our list at the time of our reviews, and it still works great.

This ACDelco filter has a 98% filtering efficiency and is equipped with 25-30 microns to make sure it catches everything you don’t want in your oil. It also has a cellulose media that can trap the smallest of particles to let you have peace of mind that the oil going into your engine is very clean.

It has a superior capacity and a strong and durable design to provide the best filtering performance on the market today. When compared to most engine oil operating pressures, this filter has a burst-strength that is five times greater. To tell if you need it to be replaced, simply look to see if your oil is getting dark and dirty and if the low oil pressure light is on in your car. Also, look for any additional oil leaks on both the interior and exterior of your vehicle.

Pros

  • Fantastic to use
  • Easy to use and install
  • Perfect fit for many vehicles as it will fit a variety of cars

Cons

  • Does not fit 4×4 trucks, so keep that in mind

BUY THIS ONE

Dodge Ram 6.7 Liter Diesel Fuel Filter Water Separator Set Mopar

Dodge Ram 6.7 Liter Diesel Fuel Filter Water Separator Set Mopar-5be9fc21d2b80

The final product on our list today is surprisingly the most expensive, much more so than the previous filters we’ve talked about.

Mopar creates fantastic products, but of course, with any product at this price point, we have to see if it offers more than the others. This oil filter is built specifically for Dodge Ram vehicles with larger diesel engines. The bigger the engine, the more oil it needs. Hence the vehicle needs a bigger filter, lending to the higher price on this filter.

Pros

  • Works great
  • Easy to install
  • Lasts a long time
  • Incredibly durable

Cons

  • Hard to get lid off first time
  • Can only be used with Dodge Ram vehicles
  • Very pricey, but does last long

    BUY THIS ONE

Conclusion

Getting a great diesel oil filter is going to save you money in the long run. It will prevent any unwanted dirty oil from getting into your engine, and it will boost the longevity of your engine. Most of the five oil filters listed are quite affordable, with the exception of one. Some of the filters are specific for certain engines and some will work in a variety of engines. The best one for you may depend on the type of vehicle you own. Any of the five listed above are great for purchase and will work wonders on your vehicle, providing it’s the correct fit.

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