Best Lift Pump For Duramax – Expert Reviews And Buyer’s Guide
Are you having a problem with your truck's engine and fuel injection? If you are, then you are in the right place for the solution. To solve your situation, we will provide you with the best lift pump for your Duramax.
The lift pump is like food to Duramax. Even without any problem, you should install a lift pump into your truck. The lift pump accelerates the working of the engine. You will have a better throttle response and increase the life expectancy of the Duramax injection system. The lift pump transfers the low-pressure fuel to the injecting system of the engine. The filtering of energy enhances multiple times.
Your truck needs the lift pump as it increases the power that generates in stock form. The duramax lift pump is an essential component of the diesel engine because it makes the whole injecting system more durable and regulates the fuel in the best way possible.
Top 5 Duramax Lift Pump
I know it is a little bit complex to understand everything about the lift pump. Don't you worry because you will find everything in this article? We will help you to gain every bit of information that you want before buying the best lift pump for duramax.
Let's get a start and look at the best Duramax lift you can get for your Duramax.
1. PureFlow AirDog A6SABC409 AirDog Lift pump Df-165-4g
For all of you who have the Chevy Duramax, here, we present you with one of the most fitted lift pumps for you, the PureFlow AirDog Lift Pump 4G. This AirDog lift pump provides you up to 800HP, one of the highest powers that can be produced by any lift pump. A guaranteed smooth ride and acceleration to your engine after installing this lift pump.
2. AirDog A6SABF492 Fuel Pump (Pure Flow II-4G 99-03 Ford 7.3L Power stroke DF-165-4G)
It is a definite lift pump that was manufactured for the models of Ford between 1999 and 2003. It has a high fuel pressure regulator from around 50 to 55 psi. This lift pump replaces the factory high-pressure pump. It consists of a dual gerator pump that gives it a unique feature than the rest of the lift pump. The filtering process of the fuel is also relatively high with this lift pump.
3. AirDog A6SPBC260
This AirDog is a full package. It comes with all the essentials like hoses, clips, brackets, and connectors. Rigid components manufacturing give lifelong protection to the product.
The low fuel pressure is around 8 – 10 psi. It is a very reliable lift pump. You don't need to worry about it getting damaged by rocks and debris as it is small and well hidden.
4. AirDog A6SABF493 Fuel Pump (Pure Flow II-4G 03-07 Ford 6.0L Power stroke DF-165-4G)
This Raptor lift pump is manufactured explicitly for the Duramax runs on Cummins diesel. Due to its internal bypass design, this doesn't require a "return to tank" line. With a 100 GPH gerator pump that can pressure up to 50 psi, this AirDog is a bonus for some Duramax.
5. PureFlow AirDog A4SPBC086 Fuel Pumps
It is an extraordinary PureFlow life pump that takes little space to get installed and will provide you with efficient performance. You can say goodbye to the entire problem that your injection pump is having in your Duramax. This life pump use in Chevy trucks. It comes with a stock horsepower up to 500 HP. I think it is pretty hard to resist this offer.
looking forward to purchasing a Duramax lift pump
So, are you looking forward to purchasing a lift pump for a Duramax engine? Duramax engines are one of the most responsive engines to an aftermarket lift pump.
The reason is that these engines don't feature a lift pump to help them supply fuel to the engine. In fact, the engines rely on a CP3 or CP4 pump to pull fuel from the tank to the engine. However, since fuel is usually under constant suction, this causes excessive wear of the injection pump and injectors.
To avoid such circumstances, a lift pump should come in handy to help relieve an injector pump such duties. To help you locate a reliable pump for LMLs, below, we have reviewed the top 5 best lift pump for Duramax. Read on as you look forward to buying a pump that will relieve your high-pressure pump unnecessary stress.
best 5 Duramax Lift Pump
2. Airdog A6SABD426 Fuel Lift Pump
The AirDog II-4G is an improvement to the AirDog II Fuel System technology. It can accomplish everything the AirDog II Fuel System technology performed but using a quieter, more reliable, and more efficient motor. The lift pump helps to overcome the loss of power for diesel engines that operate at higher altitudes.
3. PureFlow AirDog A6SABC409 Airdog Iift pump
Another Duramax lift pump from AirDog is the A6SABC409 Air/Fuel Separation System. The fuel pump is designed for 2001-2010 GM 6.6L Duramax Diesel engines. It can deliver the most advanced technology which is designed to remove vapor, water, particulates, and entrained air from diesel fuel. The pump integrates a range of innovative improvements which are designed for increased to enhance the performance of the engine, and below are some of the highlighted features.
4. FASS T C10 150G - Titanium Series Fuel Air Separation
Next, we have the FASS T C10 150G Titanium Series 150GPH Fuel Air Separation System. The lift pump is designed for 2001-2010 GM 6.6L Duramax engines. It can provide advanced filtration designed to protect Duramax’s injection systems. Because of this, you can use it to upgrade your engine and extend the life of the injectors and injection pump effectively.
5. Airdog Lift Pump Filter A4SPBC089
Last but not least, we have the Airdog A4SPBC089 Fuel Lift Pump. If you are looking for a fuel lift pump for 2011-2014 Chevy & GMC Duramax powered trucks, then you will be good to go with this pump. The pump features a 150GPH fuel flow and supports a 500 to 800HP.
Best 5 Duramax Lift Pump Reviews
#1. Airdog A6SPBC259 Fuel Lift Pump
Do you want to upgrade your 2001-2010 6.6L Duramax engine? If yes, the Airdog A6SPBC259 Fuel Lift Pump is a must-have. Known for its quality finish and smooth operation, this lift pump can deliver reliable performance for years.
The pump is a 1000GPH (Gallon per Hour) fuel system designed to help you solve the P0087 & P1093 low fuel rail pressure codes. After installing it, you can expect to increase the life of the injection system, reduce exhaust emissions, improve throttle response, among other benefits.
Highlighted Features And Benefits:
Easy To Mount
Designed with the consumer in mind, the AirDog II 4G 100GPH Duramax lift pump is one of the easiest lift pumps to install. The pump requires you to have the primary pump tools and a power drill. The system mounts to the frame rail using a supplied sandwich plate mounting system.
On the other side, the pressure side connects to the factory injection pump while the suction side hooks up to the factory suction fitting. You can expect to receive a step-by-step manual outline and visual guides designed to guide the installation process. Also, there is an all-inclusive kit that contains all necessities required for the installation to guarantee fast and easy installation.
High-efficiency Motor
The pump derives its power from a low-amperage self-aligning motor. The self-aligning design helps to increase the pump's endurance while eliminating the need for frequent maintenance. On the other hand, the low amperage design enhances efficiency by increasing the drivability and reducing the noise level, which makes this one of the quietest fuel systems on the market.
Intermediate Pump Shaft
The AirDog II 4G lift pump utilizes an intermediate pump shaft. The shaft helps to separate the electric motor from the fuel. This helps to eliminate chances of "wet motors," which arise because of a leaking or damaged seal.
Water Separator And Fuel Filter
The pump comes with a water separator and fuel filter. These mount to the pump enabling it to filter your fuel to a 2 micron rating. As a result, you can expect to benefit from increased performance and better fuel economy since this helps to reduce fuel consumption.
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#2. Airdog A6SABD426 Fuel Lift Pump
The AirDog II-4G is an improvement to the AirDog II Fuel System technology. It can accomplish everything the AirDog II Fuel System technology performed but using a quieter, more reliable, and more efficient motor. The lift pump helps to overcome the loss of power for diesel engines that operate at higher altitudes.
You can get the lift pump as the answer to a fuel lift pump designed to optimize the engine performance, reduce exhaust emissions, increase the amount of torque, increase the injection pump's life, or improve the throttle response. The reason behind this is that it works by removing various contaminants- including vapor, particulates, moisture, and excess oil not required by the engine. In return, it helps to enhance the engine's performance.
Highlighted Features And Benefits:
Demand Flow Technology
The AirDog II-4G Fuel Lift Pump adopts an on-demand fuel flow technology. This technology allows the fuel to be pumped when required. Because of this, there is less power demand and reduced need for fuel line return, which guarantees better performance and increased fuel economy.
Adjustable Regulator
Adding to the demand flow technology, there is an adjustable regulator. The regulator lets you fine-tune the fuel system. In return, the engine helps to deliver better performance, more power, and increased fuel economy.
Intermediate Pump Shaft
The intermediate pump shaft is another addition of the Airdog A6SABD426. The pump shaft separates the motor from the fuel. The benefit of this is a lower chance of "wet motors" because of a damaged seal.
Self-aligning and Low Amperage Motor
The lift pump derives its power from a self-aligning and low-amperage motor. The low amperage design helps to increase efficiency and enhance endurance. On the other hand, the self-aligning design reduces the need for maintenance while resulting in less noise. This means that the lift pump plays a part in enhancing the engine performance without any inconvenience for you.
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#3. PureFlow AirDog A6SABC409
Another Duramax lift pump from AirDog is the A6SABC409 Air/Fuel Separation System. The fuel pump is designed for 2001-2010 GM 6.6L Duramax Diesel engines. It can deliver the most advanced technology which is designed to remove vapor, water, particulates, and entrained air from diesel fuel. The pump integrates a range of innovative improvements which are designed for increased to enhance the performance of the engine, and below are some of the highlighted features.
Highlighted Features And Benefits:
Self-aligning low amperage motor
Equipped with a motor that self-aligns, the lift pump helps to increase the systems endurance without the need for much maintenance. In return, you can expect the benefit of longer pump life. Adding to that, the pump features a low amperage design. This design provides significant noise reduction while ensuring longer drivability.
Intermediate pump shaft
The lift pump includes an intermediate pump shaft. The shaft drives the electric motor away from the fuel. This eliminates the potential of "wet motors," which result because of a damaged or leaking seal.
Dual Feed Gerotor Pump
Also, there is a Dual Feed Gerotor Pump. This pump provides excellent suctioning performance. In return there increased Torque output of the engine and less power loss from the diesel engine.
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#4. FASS T C10 150G - Titanium Series Fuel Air Separation
Next, we have the FASS T C10 150G Titanium Series 150GPH Fuel Air Separation System. The lift pump is designed for 2001-2010 GM 6.6L Duramax engines. It can provide advanced filtration designed to protect Duramax’s injection systems. Because of this, you can use it to upgrade your engine and extend the life of the injectors and injection pump effectively.
Highlighted Features And Benefits:
Compact design
Designed as a compact unit with flow rates of up to 260gph, you can rely on the system to offer increased engine performance. The small size allows you to tuck the pump closer to the frame. As such, you can get better clearance and less visibility without sacrificing the features of the best lift pump for Duramax.
Easy to mount
The FASS (T C10 150G) pump is easy to mount. It doesn’t require any drilling or welding as the traditional mounting styles. The reason is its bolt-on bracket mounts that need minutes to install.
Performance Radius Cuts
FASS Titanium Series Fuel Pumps incorporate exclusive Performance Radius Cuts. This is an advanced machining technique designed to deliver smooth cuts within the aluminum housing. This design prevents reintroduction of vapor and air back into the fuel. Also, it prevents fuel pockets from forming at the corner of a 90-degree bend. As a result, the fuel pump acts as a perfect choice for reliable engine performance.
FASS Silencing Technology (FST)
The lift pump adopts a FASS silencing technology. This technology helps to reduce the noise level without reducing the flow rates. This is accomplished using a high-quality military spec coating over the aluminum base, tighter tolerances on all gears, radius cuts, and tighter tolerances on all gears.
Mass Flow Return (MFR)
To ensure the freshest and cleanest fuel in the diesel tank, FASS (T C10 150G) pump uses a mass flow technology. This technology helps to remove water, vapor, dirt, and air by maintaining a positive pressure in the fuel delivered in the engine and the one that goes back to the tank. The process helps to ensure reliable engine performance extend the life of the injector pump and reduce carbon monoxide and carbon dioxide emissions.
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#5. Airdog A4SPBC089 Fuel Lift Pumps
Last but not least, we have the Airdog A4SPBC089 Fuel Lift Pump. If you are looking for a fuel lift pump for 2011-2014 Chevy & GMC Duramax powered trucks, then you will be good to go with this pump. The pump features a 150GPH fuel flow and supports a 500 to 800HP.
Highlighted Features And Benefits:
Dual Feed Gerotor Pump
Designed using a Dual Feed Gerotor Pump, you can expect the Airdog A4SPBC089 to deliver excellent suctioning performance. As a result, you can expect the pump to deliver increased engine performance, and better yet, guarantee less power loss from the diesel engine.
Low amperage motor
Deriving its power from a low amperage motor, the Airdog A4SPBC089 Fuel Lift Pump can deliver increased efficiency and enhance endurance. This design helps it to enhance the performance of the engine and guarantee reliable performance in the long run.
Fuel Air Separation System
The pump includes an air separation system. In this case, the fuel passes through a water separator designed to remove large contaminants. After that, the fuel goes through the fuel pump where a fuel filter is located. The fuel filter helps to eliminate tiny contaminants, air, and vapor to enhance performance.
Installation kit
This lift pump comes with an installation kit. The kit includes quick-connect fittings and all mounting hardware. Because of this, you can set up the lift pump easily and with less time.
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Some Important Terms About Duramax Lift Pump

Do you need a lift pump for your LML or LGH?
Before going further, I believe that we will do ourselves some good when we understand some of the terms you will come across so that you can easily understand what this is all about.
Commonly used terms:
How to Install Duramax lift pump
The installing of the lift pump in your Duramax may or may not be easy for you. If you already have some experience with fittings in cars or small repairs of the truck, it is pretty easy for you then.
To help you with the installation, you will get a manual with the lift pump. However, there are basic things that you should know before starting.
After you are done with the installation, a little drive, and note if there is anything changed; you may notice better throttle response and smooth performance of the truck.
Everything you need to know before buying the best lift pump for Duramax
A lift pump only provides you with better things for your truck. However, it would be best to take some precautions and measures while choosing the best lift pump for your Duramax.
Here are some of the points that you may need to consider before buying a lift pump for your truck.
Duramax Model
The lift pump manufactures for a specific model of the truck. Some of the life pumps are only for Chevy between 2015 and now. You can't use every lift pump in every Duramax. If you use the wrong lift pump in your truck, you will see a significant decrease in your engine's performance. You might even need to go through some major repairs for the car.
Fuel consumption
Likewise, the lift pump has the same issue of fuel as the Truck model. It is also manufactured with a specific fuel purpose. Like some lift pumps are only for petrol while others maybe for Cummins diesel.
You have to be very cautious with choosing the right fuel consumption kind of lift pump for your Duramax. The wrong choice will destroy your injection system.
Installation
The installation of the lift pump is not very hard. However, if you are not good at handy work, then don't try to fit the lift pump in your truck on your own.
If the installation hasn't been done right, it may create fuel flow issues and even cause leakage from the truck. Read the manual and instructions for the installation guide that comes with the package carefully before installing the lift pump.
Durability
Most of the lift pumps are quite durable, but it doesn't mean all are good enough. We all want a product that can become once in a lifetime investment for you. As the lift pump is costly, don't rush the procedure of buying and go through the models carefully. Choose the model that supports your truck model and matches with your personal choice.
Pressure
Fuel pressure regulation is quite significant to the Duramax. There are pumps varied with the fuel pressure. It mostly depends on how you want your truck to work and how you use your vehicle.
Remember, there should not be a massive difference between the lift pump pressure and the pressure of the stock pump. It may cause irregularity to the engine functioning if the correct pressure regulator lift pump is not installed into the truck
Horsepower
Every lift pump has a different horsepower. It depends on the engine of your truck and how much horsepower is required in the lift pump for efficient working.
You may consult with some who know about it before buying the lift pump. Otherwise, you may end up with a product that may not satisfy your all needs
Filtering process
The lift pump's main operation is to filter the fuel in the injection pump. Every lift pump has a different speed of filtering and regulating. You make a careful choice in this. If your injection cannot hold the capacity of filtered fuel, it may get damaged.
Cost
The cost of the lift pump is high, and you cannot purchase it multiple times. Be a considerate buyer and make an investment that can serve the longevity purpose. You should always compare two or three products and get a recommendation from the previous buyers on the lift pump.
Some of the tops asked questions by the buyers
There may have some doubts that you still may have. This section will highlights some of the most of the most asked question about the Duramax lift pump.
Here are some of the most frequent questions that are asked by the buyers for the lift pump.
Q. My truck's mileage dropped quite a bit. Can the lift pump recover the mileage in my lift pump?
The answer would be yes. The lift pump's primary function is low-pressure fuel regulation. However, as it increases fuel efficiency, it can affect your mileage too.
Q. Does a lift pump install in any truck?
No, you cannot use a lift pump for any truck. The lift pumps are for the specific model. Only use the lift pump that can do the proper functioning in your vehicle.
Q. Is the installation of the lift pump requiring an expert?
The installation of the lift pump is not hard. If you have a little bit of knowledge of repairing a car, you can do it on your own with the manual's help.
Q. How much is the average cost of a lift pump?
A lift pump can cost you between $700 and $1200.
Q. Where generally you fit in the lift pump in Duramax?
Mostly a lift pump is fixed on the bottom and under part of the Duramax.
Q. Is the lift pump works in a diesel truck or petrol truck?
It works in both. However, it depends on what kind of fuel purpose it is for. Some lift pumps are only for diesel and others are only for petrol.
Q. Does the lift pump require regular maintenance?
No, the lift pump doesn't require regular maintenance. A lift pump doesn't require any maintenance.
Q. Does the lift pump come with both installation and tool kits?
The lift pump may or may not come with installed equipment. If you are talking about tool kits, you have to purchase your own.
Q. Will a lift pump create some noise?
It depends on the model. Some of the lift pumps do make noise, but others don't.
Q. Which is better lift pump, the in-built lift pump or factory lift pump?
It depends on your purpose of using the lift pump. In-built is better for multi layering while factory lift pump is better for filtering the fuel.
Conclusion
You should consider buying one of the best Duramax lift pumps engines as reviewed above. Without a lift pump, you will be required to replace your CP3 frequently, and worse yet, have to withstand reduced reliability and performance of the engine. So, avoid waiting until the CP3 injector pump fails but invest in the reviewed items for better engine performance.
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