(Last Updated On: November 24, 2023)
In the 1970s, the innovation of turbos takes place to address the environmental issues caused by poorly consuming fuel. Turbochargers force compressed air into the combustion chamber to accelerate the combustion process. We have compiled some of the best turbo for a 12 valve Cummins in the article. We suggest you just keep exploring.
They are as good as possible, but they need to replace every 100,000-150,000 miles. So before discussing the kit for 12V Cummins, let us first determine if your engine needs a change. Your car will indicate when it is time to change your oil.
All cars have indication lights in their instrumental cluster, providing information about speed, smoke, and mileage. You will notice an increase in noise and less power when the kit is not working correctly.
You also need to be aware of internal noise from the engine. A mechanic can help determine if the noise is turbo-related. You can prolong the life of your kit by following these simple rules.
- Use only high-quality oil to avoid engine contamination.
- Properly maintain oil and filter filters.
- Make sure to check for leaks and ensure that all parts are in good order.
Many factors influence the choice of a turbo. These include the one discussed above. It is only the first step. However, many other specifications like durability or strength play an important role while selecting a kit for your car.
You may want more power and speed, but your engine will not be able to handle it. So before you install, make sure to check its boost capabilities. It is best to keep the engine’s boost pressure in the 35-40 PSI range for a 12v Cummins engine.
It is not easy to install turbos. It is an essential factor in the cost of installing this kit when you decide on your budget. It will vary depending on the model and complexity of your kit.
Additionally, you should choose a product with an easy-to-understand manual and good online support if you plan to do it yourself. The right device will offer significant improvements over an older model.
Old turbos can lose efficiency and may even be clogged with contaminants, preventing good airflow. However, good service and a new will make your driving experience better.
Its ability to reduce noise is a pleasant change. As we have discussed, excessive engine noise can indicate that your kit needs to be replaced. A new kit will make your drive quieter.
These devices capture exhaust gases and push them back into the combustion chamber to increase airflow. It helps to reduce harmful gases released in the air from exhausts. This device was created during the oil crisis almost 5-decades ago when air pollution was a growing concern.
Essentially, it is in diesel engines that the turbocharger offers the most incredible efficiency. Hence the so-called turbo-diesel is born. In addition, these engines are more efficient than gasoline engines, and their consumption is estimated to be between 20 and 30% lower.
These turbos are not cheap, despite all their many benefits. You can also add accessories to enhance the performance, which increases its cost. Finally, we must not forget about the installation.
These engines are complex, and professional mechanics require for installing such chargers. In addition, some may require you to modify the engine or cut certain parts, which is not suitable.
Your budget will vary depending on how complex your system is and whether you plan on purchasing accessories. Although installation can be costly, it is worth your time to make sure you get the best possible setup.
Best Turbo for a 12 Valve Cummins (Comparison)
| Name | Dimensions | Weight | |
|---|---|---|---|
| DIESEL POWER SOURCE S480 | N/A | 141 Pounds | |
| Cxracing HX35W 3539373 | N/A | N/A | Check Price |
| Hx35w-3592766-diesel-turbo | 12.53 x 12 x 10.75 inches (Package) | 29.5 Pounds | Check Price |
| New Stigan HX35W | 17 x 15 x 13 inches | 33 Pounds | Check Price |
DIESEL POWER SOURCE S480
The Diesel Power Source Twin Turbo Kit S480 is extremely drivable and performs well in Racing, Towing, or Sled Pulling.
You will love the ease of spooling up and driving ability, along with airflow enhancement. Its spool-up is identical to the stock but gives better performance. It reduces the EGT’s between 300-500 degrees over other kits on the market. This twin-turbo kit makes Towing like a breeze.
Moreover, it is specifically tuned to deliver 350-800 horsepower. The vehicle experts recommend the 71mm turbine wheel upgrade for small ones. It allows horsepower to surpass 900.
The most innovative Twin Kits has the following salient features:
- No cutting or fabrication is required during installation.
- Only the stock oil return is used (no need for a freeze plug for the second line), and all oil returns are in one stock block return line.
- Bolts up to the stock exhaust.
- The most oversized air filter available.
- Low-pressure charge pipes are silicone with a fiberglass liner. You do not need to find the stainless steel charge pipe. Silicone tubing requires fewer clamps and is more expensive than steel tubing.
- High-pressure charge pipes are made of chrome-plated aluminum. They are beautiful and sturdy.
- Small turbo have a 180% higher wastegate capacity.
- You can also add an external wastegate optionally.
- Cast hot pipe already has an external wastegate port.
- Oil lines are steel braided.
- Kit includes a 3-Piece Pulse Manifold.
- Support bracket for Lower fittings.
- Adjustable boost pressure.
There are other upgrade options available with this kit. Other upgrade options include increasing the S480 to an S483 with an 83mm compressor.
For boost pressures above 45 psi, head studs are recommended. Fire rings are optional for pressures over 60Psi. The system can handle more than 70 psi and is adjustable to less than 65 psi depending on the truck.
| Pros | Cons |
|---|---|
| It reduces the EGT's | Suitable for trucks mostly |
| It can handle more than 70-psi pressure | |
| Performs well in Racing |
Conclusion:
This Twin/Compound Kit is manufactured using CAD Software and CFD (Computational Fluid Dynamics) testing. There is no other kit that offers such high-tech features. Everything fits as right as from the factory.
Cxracing HX35W 3539373
This diesel-turbo charger fits with the 1996-1998 model Dodge Ram Truck having 6BT 5.9L Cummins Diesel Motor with manual transmission. It is the best option to replace Factory kit with 215 HP and high quality. This kit also has an Internal Wastegate. Each charger has been computer-balanced and tested.
TRB-HX35W-39373 kit contains an Inlet for 4- inch, 8-blade compressor with a 52-wheel base. Its turbine has a 3″ V Band flange with a 76/64 wheel. Its turbine has type 12 blades besides outlet.
Each kit goes through a factory inspection to ensure its working quality before it leaves the factory. As a result, it is a device of the highest quality with a proven record of accomplishment.
Additionally, it efficiently reduces downtime and optimizes fuel efficiency up to 12% higher than other products on the market.
It also provides Factory-level performance and optimization. It has excellent durability, and installation is quick without any modifications. It sounds great and gives you a good boost of pressure. It is much better quality than any of its competitors on the market. It also comes with a factory Cummins Warranty. It will be an excellent asset for your truck.
Some of its exclusive features are:
- It is entirely a fresh product, neither refurbish nor used.
- Journal Bearing Turbine.
- Oil-cooled cooling.
- Made from high-quality material.
- Cast Housing made of Durable Steel.
- Manifold Flange Standard T3 Flange.
- Air Intake Inlet.
- Wastegate Pressure 1.98BAR (24.8PSI).
- Benefits of a Genuine Holset kit.
| Pros | Cons |
|---|---|
| 8-blade compressor | Mostly for manual transmission |
| It has an Internal Wastegate | |
| Computer-balanced and tested |
Conclusion:
It has drive pressure higher than boost pressure. However, this kit enhances the boost pressure to make your drive smooth. Besides, it increases the RPM range to increase horsepower and torque, significantly increasing in the upper and mid ranges. It is fully compatible with Dodge Ram 96-98, with the 6BT Cummins 5.9L Diesel engines having a manual transmission.
BLACK HORSE-RACING Hx35w-3592766
The Blackhorse-racing diesel turbo kit Hx35w-3592766 is for 1999-2002 Dodge RAM 2500/3500 with 5.9L Cummins engines, except the 2001 Dodge Ram 2500 with Extended Cab Pickup. This kit provides horsepower up To 270hp. Its Flange type is standard T3 with Wastegate/Actuator and Exhaust Outlet/Inlet.
It dramatically increases engine horsepower, increases torque output, and maintains combustion chamber pressure significantly. It also keeps fuel/air load uniform at the same time with combustion chamber pressure.
As a result, it also boosts engine power and torque output. Its installation process requires Professional expertise to get optimum results.
It is designed for strength and durability with high-quality materials. Its outlet gaskets and manifolds are very efficient.
This kit enables an engine to burn more fuel by compressing more air into its existing cylinders. It can provide a boost of 6-8 pounds per square inch (psi).
You will get about 50 percent more air into your engine, as standard atmospheric pressure at sea level, which is 14.7 psi. You would expect to see 50 percent more power. You might see a 30-40% improvement in inefficiency.
Further, it includes a wastegate, which reduces lag and prevents it from spinning too fast at high engine speeds. The wastegate allows exhaust to bypass turbine blades. The wastegate monitors the boost pressure. The wastegate can sense if the pressure is too high. It could indicate that the turbine is spinning too fast.
| Pros | Cons |
|---|---|
| The kit provides horsepower up To 270 hp | Instructions not included |
| Increases torque output | |
| Keeps fuel/air load uniform |
Conclusion:
It spins well and will quickly build up about 12 lbs. right out of the box. The silencer ring is very chisel-like, and it is worth having in your vehicle. You will get immediately after installation a smooth drive-on glass.
It provides more power to the engine, which provides high performance and increases its life. Its wastegate spring and extended elbow are unique features.
New Stigan Turbo HX35W
New Stigan Turbo is the best replacement for the original kit of Dodge Ram Cummins 5.9L 12v engines. There is no modification required to fit this kit. Each component is brand new, and nothing is remanufactured.
It has modern design and processes through all tests to maximize performance and durability. This kit is CARB-approved and legal to use within 50 states of the United States of America.
This kit can only be used on trucks with a manual transmission and not compatible with vehicles equipped with an automatic transmission. Stigan’s kit has a unique design and technology to deliver performance, efficiency, and extreme durability.
This turbocharger is a direct replacement for your OEM kit. It is quick and easy to install. These kits have been manufactured in an ISO-certified factory. You can be sure you are getting the best performance product. It provides extended life to your truck engine along with performance.
Moreover, these kits are also helpful at higher altitudes where the air density is lower. However, high altitudes will result in regular engines experiencing reduced power because the engine will receive less air for every stroke. However, a turbocharged engine might have more power since this kit can pump thinner air more quickly.
Besides, it significantly increases engine torque and power, which provides lower fuel consumption. Its housing contains the shaft and an exhaust vane.
| Pros | Cons |
|---|---|
| CARB-approved | Only for manual transmission trucks |
| Highly reliable | |
| Useful at higher altitudes |
Conclusion:
It has High-quality build material and tested to meet or exceed OEM standards. This kit has a design that allows a direct replacement for the OEM device.
Its exhaust housings and compressors are made from thick-cast aluminum to improve durability beyond OEM standards. It comes with a 2-year, unlimited-mileage warranty, and easy installation with an exact guaranteed fit.
Final Verdict:
These turbo kits use the heat energy and velocity of the exhaust gases rapidly expanding (and wearingly hot) from an engine to spin a turbine. It drives a small compressor that then stuffs more air into the engine.
As a result, it optimizes combustion and engine performance. It provides perfect combustion to the engine using a mixture ratio of about 2.2 lbs. fuel to 33 lbs. air.
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