Best Peterbilt Engine in 2023: Top 10 Picks

Sometimes it might be quite difficult to find the best peterbilt engine. With every niche market offering so many different products, it makes sense that this is the case.

Unfortunately, this very fact can make it incredibly difficult to find the item that best suits your needs, which is why we’ve put together this peterbilt engine buying guide.

We Recommend:

The 10 Best Peterbilt Engine Reviews:

SaleBestseller No. 1
M134708R & M134708L Both For Peterbilt Lower Hood Pivot Kit and Engine Hood Hinge Pivot Bolt Kit Fits For Peterbilt 377 378 379 Replac:13-04708R 13-04708L 13-04154 13-04164
  • 【Great Compatibility】Hood Pivot Assembly LH and Engine Hood Hinge Pivot Bolt Kit Fits For Peterbilt 377 378 379,Replac: M134708R,M134708L,13-04708R,13-04708L. Peterbilt 13-04154, 13-04164; ATRO HM75-66154, HM75-66164. Hood Hinge Bushing cross reference number: 23-15273, 13-04726, 13-04727.
  • 【Perfect Design】The hood pivot assembly LH and the bushing and mounting bolt kit are direct substitutes for the original kit. Replace missing or worn bushings or pivot assemblies. Easy to install and save you money.
  • 【Built to Last】 Hood Pivot Assembly Made from heat-treated high-quality steel for durability, reliability and performance.The bushings are made of high quality polyurethane material. Weather, corrosion, vibration and wear resistance. Tougher than original rubber bushings.
  • 【Quality Assurance】Designed specifically for trucks, trailers, and buses.Manufactured following strict OE standards to work like the original component.
  • 【100% SATISFACTION GUARANTEE 】If you're not 100% satisfied with this tool, simply return it for a full refund in 30 days. Premium Support & 12-Month Warranty.
Bestseller No. 2
Engine Air Filter Compatible with Kenworth T680 T880, Peterbilt 567 579 Replaces Paccar P621725, Luber-Finer LAF6725, Baldwin PA32000, Donaldson P637453
  • 【Replaces Part】Paccar: P621725, Luber-Finer: LAF6725, Baldwin: PA32000, Donaldson: P637453, WIX: WA11058, Napa: 501058. While this is not genuine OEM part, it is a direct replacement.
  • 【Compatible with】Kenworth T680 T880 Cummins ISX & Paccar Engine; Peterbilt 567 579 Paccar Engine. Designed specifically for trucks, trailers, and buses.
  • 【High Quality】Made of high-quality components for durability, reliability, and performance. Effectively filters the abrasive in the fuel, reduces wear and reduces fuel consumption, and improves engine performance.
  • 【Replacement Engine Air Filter】To prevent engine wear,Keep your engine running smoothly by preventing damaging particles from entering your vehicle’s engine, recommends changing your air filter every 10000-12000 miles.
  • 【Lifetime Warranty】The air filter from KET comes complete with a lifetime warranty. If there is any problem with the product,please contact us and we'll solve it for you immediately.
Bestseller No. 4
A-Premium Engine Oil Pan Compatible with Freightliner Century Class Columbia Kenworth T2000 T600A T800 Peterbilt 378 379 386 L6 14.9L
  • OE Replacement Oil Pan, Directly Fit
  • Replacement for Freightliner Century Class 2000-2001, 2003, Columbia 2002, FLD120 2001-2002; Mack CL 2006; Peterbilt 378 2005-2007, 379 1999-2007, 386 2007, 387 2001-2007
  • Replacement for International Harvester 9200i SBA 2001-2010, 9400i SBA 2001-2007, 9900i SFA 2001-2003, ProStar 2008-2010; Kenworth T2000 2000-2007, T600A 2001-2006, T800 2001-2007, W900 1999-2007
  • It comes with Drain Plug but without Gasket or Seal
  • Reference Number: 3679945, 3680530, 3680531, 3687414, 3690567, 4952540, 4952541, CMP05A
Bestseller No. 6
Engine Oil Pan Compatible with Freightliner Kenworth Peterbilt Truck Cummins ISX 15.0 Engine
  • Fitment Notes: Fitment Notes
    Eng Code: Signature 600, Replace Compatible with OEM# 4952540
  • Direct fit replacement
  • Installs the same as factory unit
  • Same dimensions as Original Part
Bestseller No. 7
TORQUE Engine Air Filter for KENWORTH T680 and T880, PETERBILT 567 and 579 (Replaces Paccar P621725, Donaldson P637453, Luber-Finer LAF6725, Baldwin PA32000, Wix WA11058) (TR513-EF)
  • ✅ QUALITY - Direct OEM Replacement. Ship out within 1 business day.
  • ✅ SPECS -
  • ✅ REPLACES PACCAR P621725 🔸 LUBER-FINER LAF6725 🔸 BALDWIN PA32000 🔸 DONALDSON P637453 🔸 WIX WA11058 🔸 NAPA 501058
  • ✅ WARRANTY - 1-year manufacturer warranty.
  • ✅ FITMENT - Please, call your dealer and ask for the part number if you are not sure about the fitment. Then, check out if this air bag replaces it.
Bestseller No. 9
Dorman 603-5403 Front Engine Coolant Reservoir Compatible with Select Kenworth / Peterbilt Models
  • Direct replacement - this engine coolant reservoir matches the fit and function of the original part
  • Ideal solution - engineered for a seamless installation
  • Durable construction - manufactured from quality materials to withstand underhood heat and vibration
  • Trustworthy design - backed by 100 years of automotive aftermarket experience
  • Ensure fit - to make sure this part fits your exact vehicle, input your make, model and trim level into the garage tool
Bestseller No. 10
Coolant Overflow Reservoir Bottle Tank 603-5403 Heavy Duty Engine Coolant Reservoir Replacement For Kenworth and Peterbilt Models W900 T800 T660 T600 389 388 Replaces 603-5403, N5346001, T1673008
  • Coolant Reservoir Replacement For 2008-2017 Kenworth T660, 2008-2017 Kenworth T800, 2008-2015 Kenworth T600, 2008-2017 Kenworth W900; 2008 - 2017 Peterbilt trucks 348, 365, 367, 337, 382, 384, 385, 386, 388, 389
  • Coolant Overflow Reservoir Tank Replaces Part# 603-5403, N5346001, T1673008
  • The coolant overflow tank can easily be located on the engine. If you are experiencing leaks, low level of coolant and overheating engine. you may have a problem with your coolant reservoir tank.
  • Direct replacement - This engine coolant reservoir matches the fit and function of the original part.
  • One Year Warranty!!! Please feel free to contact us if have any question.

Last update on 2023-03-25 / Affiliate links / Images from Amazon Product Advertising API

How to find the best peterbilt engine?

Here, we’ll be going over a number of factors that you can use to ensure that you’re purchasing the best peterbilt engine for you.

Regardless of which type of item you’re looking to buy, chances are that there are existing buying guides on the internet, all of which aim to give you good peterbilt engine recommendations.

Despite these recommendations, however, it’s always a good idea to do your own research. In addition to this research, asking yourself the following questions is also super helpful:

  • What features does the peterbilt engine need to have to be perfect for my needs?
  • What is my budget?
  • Do I need to purchase a certain brand?

Once you’ve answered these questions and have a good idea of what you’re looking for and the buying process becomes much easier. Keep in mind that when looking for the best product, there’s no need to rush. In fact, very rarely are the ideal products found by choosing the first one you see or by basing your decisions on only one factor. Take your time and enjoy the process!

Now, with the answers to the previous questions in mind, we urge you to use our upcoming buying guide for peterbilt engine to find what you’re looking for:


In some cases, the brand of peterbilt engine is very important. For example, if you’re looking for an item that works in tandem with another, you might very well need both products to be the same brand. If this is the case, it’s vital to pay attention to this factor, as choosing the wrong product can mean the difference between wasting your money and buying a great product that functions as it should.


The features in any given peterbilt engine are important because they can dictate which version of an item you need and how much money you need to spend. Consider all the key features that you want your item to have and don’t settle for anything that doesn’t check at least ¾ of your boxes.


Customer reviews about peterbilt engine are crucial – especially when you’re buying a product that costs a lot of money or serves a big importance. Luckily, most products can be found online, which means that it’s common for there to be scores of customer reviews from those who have already purchased any given product.

Pay attention to these reviews. Take note of the pros and cons that they mention, and factor these into your big decision. In some cases, you’ll be forced to sacrifice one con in order to gain a particular pro, but being aware of the potential con is going to be beneficial in either case.


Of course, quality is key. You don’t want to purchase a low-quality product. If you do, you run the risk of your item breaking, not working properly, or otherwise proving to be very disappointing, as well as a waste of money.

You can compare peterbilt engine quality by researching what your potential purchases are made from, contrasting the individual items against each other to discern which one is made of the best materials.


Warranty isn’t always going to be important, but it definitely can be. This is especially true if the item in question is tech-related or expensive. A good warranty will be valid for an extended time after purchase and cover a variety of problems ranging from item defects to random accidents, water damage, and other miscellaneous events that could ruin your product.


The quest to find the best peterbilt engine can be daunting – but it doesn’t have to be. It can be made much easier by asking yourself a few simple questions and then thinking critically about the items you want to buy. Consider their features, quality, brand, warranty, and customer reviews and you’re more likely to make a great purchase.