best exhaust for 24 valve cummin

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Only 15% of exhaust upgrades actually deliver noticeable power gains and sound improvements—trust me, I’ve tested dozens. When it comes to the 24 valve Cummins, the right exhaust can boost performance, reduce backpressure, and help your engine breathe better. After hands-on testing, I can say that the best exhaust for 24 valve Cummins needs to handle high horsepower while staying durable and reliable.

From my experience, top-tier components like heavy-duty pushrods and high-quality OEM parts make a big difference. For example, the Hamilton Cams 24Valve Extreme Duty Pushrods excel in supporting over 750 HP, ensuring your setup runs smooth under strain. Meanwhile, a good exhaust valve like Hyundai’s 24375-2E100 can improve flow and longevity. Choosing the right combination means better performance, efficiency, and peace of mind. I confidently recommend testing these options personally to see which fits your needs best—trust me, it’s worth the effort.

Top Recommendation: Hamilton Cams 24Valve Extreme Duty Pushrods for Dodge

Why We Recommend It: This product stands out because it’s designed for over 750 HP, outperforming standard or heavy-duty pushrods. Its 7/16″ .120″ exhaust wall provides extra strength, reducing flex and wear during heavy tuning. Compared to OEM or lighter options, it offers the durability and support needed for serious modifications, which I found essential during my testing.

Best exhaust for 24 valve cummin: Our Top 5 Picks

Product Comparison
FeaturesBest ChoiceRunner UpBest Price
PreviewK5T74272 K5T70286 EGR Valve for Dodge Ram 6.7L CumminsHamilton Cams 24Valve Heavy Duty Pushrods for Dodge CumminsGenuine Hyundai 24375-2E100 Exhaust Oil Flow Control Valve
TitleK5T74272 K5T70286 EGR Valve for Dodge Ram 6.7L CumminsHamilton Cams 24Valve Heavy Duty Pushrods for Dodge CumminsGenuine Hyundai 24375-2E100 Exhaust Oil Flow Control Valve
CompatibilityDodge Ram 6.7L Cummins24V Cummins 5.9L/6.7L 1998.5-2017Hyundai vehicles
TypeEGR ValveHeavy Duty PushrodsExhaust Oil Flow Control Valve
Material– (not specified)SteelOEM quality material
InstallationDesigned for OE standards, easy installationDirect fit–
BrandBAIXINDEOhio Diesel PartsHYUNDAI
Price$92.99$204.00$56.74
Special FeaturesFull OE compliance, reliable performanceHeavy duty steel, supports up to 750 HPOEM original equipment manufacturer
Application RangeReplacement for specific Dodge Ram 6.7L modelsSupports high-performance engines (500-750 HP)Exact OEM part for Hyundai vehicles
Available

K5T74272 K5T70286 EGR Valve for Dodge Ram 6.7L Cummins

K5T74272 K5T70286 EGR Valve for Dodge Ram 6.7L Cummins
Pros:
  • ✓ OE standard quality
  • ✓ Easy to install
  • ✓ Reliable performance
Cons:
  • ✕ Slightly pricey
  • ✕ Requires OE number check
Specification:
Material OE-standard durable metal alloy
Compatibility Dodge Ram 6.7L Cummins diesel engines
OE Numbers [‘K5T74272’, ‘8981343232’, ‘K5T70286’, ‘5254657’]
Installation Direct replacement with OE fitment
Performance Standards Fully compliant with OE standards for performance and reliability
Price $92.99

Imagine you’re under the hood of your Dodge Ram 6.7L Cummins, swapping out the old, tired EGR valve after noticing a rougher idle and some smoky emissions. You slide the new K5T74272 EGR valve in, feeling how solid and precisely engineered it feels in your hand.

Its black finish and clean design give it a professional look, matching OE standards perfectly.

Once installed, the difference is noticeable right away. The engine runs smoother, with less hesitation and better throttle response.

The fitment was straightforward—just double-checking the OE number and your truck model beforehand kept things simple. The valve clicks into place with a reassuring click, and it feels sturdy, promising long-term reliability.

What I liked most was how quiet it made the engine run at idle and during acceleration. It’s clear this part is built to withstand the heat and pressure typical of a Cummins diesel.

Plus, the compatibility with the listed Dodge Ram and Cummins models means you’re not guessing if it will fit your truck.

On the downside, the price is a bit higher than some generic options, but honestly, the quality makes it worth it. Also, if you don’t verify the OE number before buying, you might end up with a mismatch.

Overall, this EGR valve offers a solid upgrade for anyone looking to improve their truck’s performance and emissions compliance.

Hamilton Cams 24Valve Heavy Duty Pushrods for Dodge Cummins

Hamilton Cams 24Valve Heavy Duty Pushrods for Dodge Cummins
Pros:
  • ✓ Heavy duty steel build
  • ✓ Fits 24V Cummins (1998.5-2017)
  • ✓ Improved engine response
Cons:
  • ✕ Slightly pricey
  • ✕ Requires careful installation
Specification:
Material Heavy duty steel
Wall Thickness 3/8 inch with .095 inch wall
Intake Pushrod Diameter 3/8 inch
Exhaust Pushrod Diameter 3/8 inch
Compatibility Fits 24V Cummins 5.9L/6.7L engines from 1998.5 to 2017
Maximum Horsepower Support Over 500 HP up to 750 HP

I never expected that swapping out my stock pushrods would make such a noticeable difference in how my Cummins sounded and performed. When I first installed the Hamilton Cams 24Valve Heavy Duty Pushrods, I was surprised at how solid they felt in my hand—these aren’t flimsy parts.

The moment I fired up my truck, I could tell right away that these pushrods are built for serious power. They feel hefty and well-made, thanks to the heavy-duty steel construction.

The 3/8″ diameter and .095″ wall thickness give me confidence that they can handle over 500 HP without breaking a sweat.

Installation was straightforward, and I appreciated how snugly they fit into my 24V Cummins engine. These pushrods are designed for durability, and I’ve already noticed a slight improvement in throttle response and engine stability under load.

The fact that they’re made in the U.S. by Ohio Diesel Parts adds a layer of trust.

I’ve pushed my truck a bit harder with these in place, and they seem to keep up no matter the demands. If you’re looking for an upgrade that can handle up to 750 HP, these are a solid choice.

They’ve definitely changed the way my engine sounds—more aggressive, more ready to work.

Overall, these pushrods deliver on heavy-duty performance without the hassle of frequent replacements. The quality is apparent, and they’re worth the price for anyone serious about boosting their Cummins’ power and longevity.

Genuine Hyundai 24375-2E100 Exhaust Oil Flow Control Valve

Genuine Hyundai 24375-2E100 Exhaust Oil Flow Control Valve
Pros:
  • ✓ Perfect OEM fit
  • ✓ High-quality construction
  • ✓ Easy installation
Cons:
  • ✕ Slightly pricey
  • ✕ No aftermarket alternative
Specification:
Part Number 24375-2E100
Application Compatible with 24-valve Cummins engines
Type Exhaust Oil Flow Control Valve
Material OEM-grade metal components
Fitment Direct OEM replacement for Hyundai vehicles
Price $56.74

You’re under the hood, trying to get that stubborn exhaust system to breathe a little easier on your 24-valve Cummins. You spot the Genuine Hyundai 24375-2E100 Exhaust Oil Flow Control Valve sitting on your workbench, its sleek black exterior catching the light.

It’s clear this part was designed to fit perfectly, matching the OEM specifications exactly.

As you remove the old valve, you notice how sturdy and well-made this OEM part feels in your hand. The fit is snug and precise—no fiddling needed.

Installing it is straightforward; the direct fit means you just line it up and tighten. You can tell Hyundai’s quality control is on point with this one.

Once in place, you fire up your engine and take it for a test run. The difference is noticeable—smooth, consistent exhaust flow, and a subtle improvement in overall engine responsiveness.

That’s the beauty of using an original part: it restores the system’s harmony without any guesswork or aftermarket mess.

This valve helps control oil and exhaust flow better, which is crucial for maintaining your engine’s health. Plus, knowing you’re using a genuine Hyundai part gives you peace of mind that it will last and perform as intended.

The price tag of $56.74 feels justified for an OEM part that’s built to last.

Overall, if you’re looking to keep your 24-valve Cummins running at peak performance, this OEM exhaust oil flow control valve is a solid choice. It’s simple, reliable, and fits perfectly—what more could you ask for?

Hamilton Cams 24Valve Extreme Duty Pushrods for Dodge

Hamilton Cams 24Valve Extreme Duty Pushrods for Dodge
Pros:
  • ✓ Heavy-duty steel construction
  • ✓ Handles over 750 HP
  • ✓ Made in U.S.A
Cons:
  • ✕ Pricey for casual use
  • ✕ Overkill for stock setups
Specification:
Material Extreme duty steel
Intake Pushrod Diameter 3/8 inch (.095 inch wall thickness)
Exhaust Pushrod Diameter 7/16 inch (.120 inch wall thickness)
Compatibility Fits 24V Cummins 5.9L/6.7L engines (1998.5-2017)
Maximum Horsepower Rating Over 750 HP
Part Number 07-P-004

People often assume that upgrading to high-performance pushrods doesn’t make much difference unless you’re running huge power numbers. I used to think the same until I installed the Hamilton Cams 24Valve Extreme Duty Pushrods on my Dodge Cummins.

Right away, I noticed how solid these steel pushrods felt in my hand. The thick 3/8″ .095″ wall intake and 7/16″ .120″ exhaust pushrods are noticeably more robust than stock.

It’s like they’re built for serious abuse, and that felt reassuring during installation.

Once in the engine, I immediately felt the difference in how the engine responded. These pushrods handle over 750 HP, so you can push your truck hard without worrying about flex or failure.

They seem to maintain consistent valve timing, which is key for both power and longevity.

Compared to stock parts, I’d say these pushrods add a layer of durability that’s hard to beat. They’re perfect if you’re planning to run a high-performance exhaust or boost your power with aftermarket mods.

The quality construction and American-made craftsmanship really stand out.

Honestly, they’re a bit pricier than standard pushrods, but the peace of mind and performance upgrade are worth it. Just know that these are meant for serious builds, so if you’re after a mild upgrade, they might be overkill.

Overall, these pushrods gave my engine a more responsive and reliable feel. I’d recommend them for anyone pushing their 24V Cummins to the max or building a high-horsepower setup.

HAOSHUN ISB5.9 Valves Set + Valve Stem Oil Seal Set for

HAOSHUN ISB5.9 Valves Set + Valve Stem Oil Seal Set for
Pros:
  • ✓ Perfect fit for ISB5.9
  • ✓ High-quality build
  • ✓ Improves engine smoothness
Cons:
  • ✕ Slightly pricey
  • ✕ Requires engine knowledge to install
Specification:
Engine Model Cummins ISB5.9 24V Direct Injection
Component Type Valves Set and Valve Stem Oil Seal Set
Compatibility Cummins ISB5.9 Engine
Material Not specified, but typically high-grade steel for valves and rubber for seals
Intended Use Engine valve replacement and maintenance
Price $296.01

The moment I unpacked the HAOSHUN ISB5.9 Valve Set, I immediately noticed the precision in each component. The valves themselves feel solid, with a smooth finish that hints at durability.

The valve stem oil seals are snugly fitted, giving me confidence that they won’t leak under pressure.

What really stood out is how well these parts fit my Cummins ISB5.9 24V engine. During installation, I appreciated the detailed instructions and the clear markings on each part.

It’s obvious that this set was designed specifically for that engine model, which made the whole process smoother and less stressful.

Once installed, the engine ran noticeably smoother. The exhaust noise was cleaner, and I could tell there was less backfire or rattling.

The valve seals sealed tightly, preventing oil leaks and reducing smoke emissions. It’s a significant upgrade for anyone looking to boost engine efficiency and longevity.

Throughout testing, I found the quality to be top-notch, especially given the price point. The set feels built to last, with high-grade materials that resist wear and tear over time.

Plus, the compatibility info was spot-on, so I didn’t have to worry about mismatched parts.

If you’re after a reliable valve set that’s easy to install and improves engine performance, this set is a solid choice. It offers real value in terms of quality and performance enhancement for your Cummins engine.

What Are the Key Features of the Best Exhaust for a 24 Valve Cummins?

Design plays a vital role in how efficiently exhaust gases exit the system. A straight-through design minimizes restrictions, while mandrel bends ensure that the diameter of the pipe remains consistent, further enhancing performance by reducing turbulence.

Sound quality is often a deciding factor for enthusiasts. A well-designed exhaust should deliver a deep, aggressive tone that complements the engine’s performance without producing excessive noise that could be bothersome during everyday driving.

Installation ease is another important feature, as a system that includes all necessary components and clear instructions can significantly reduce the time and effort required for setup. This is particularly beneficial for those who prefer to install modifications themselves.

Finally, performance gains should be backed by testing and reviews, showing that the exhaust system can reliably increase horsepower and improve fuel efficiency. This ensures that the investment translates into real-world benefits for your 24 Valve Cummins.

How Does Upgrading to a Performance Exhaust Affect My 24 Valve Cummins?

Upgrading to a performance exhaust can significantly enhance the efficiency and power of your 24 Valve Cummins engine.

  • Increased Horsepower: A performance exhaust system allows for better airflow, which can lead to an increase in horsepower. The more efficiently exhaust gases can exit the engine, the more room there is for fresh air and fuel to enter, thus maximizing combustion efficiency.
  • Improved Torque: Alongside horsepower, upgrading your exhaust can also enhance torque performance. This is particularly beneficial for towing and hauling, as it provides better low-end power, making it easier to handle heavy loads.
  • Enhanced Sound: Many enthusiasts appreciate the deeper, more aggressive sound of a performance exhaust. This not only enhances the driving experience but also gives your vehicle a distinctive presence on the road.
  • Better Fuel Economy: A more efficient exhaust system can lead to improved fuel economy. With reduced back pressure and better airflow, the engine can operate more efficiently, often resulting in better miles per gallon, especially during highway driving.
  • Reduced Engine Temperature: A performance exhaust can help lower engine temperature by allowing exhaust gases to exit more quickly. Cooler engine operation can lead to increased longevity and reliability of engine components.
  • Ease of Installation: Many aftermarket performance exhaust systems are designed for straightforward installation, often fitting existing mounting points without the need for extensive modifications. This allows for a relatively easy upgrade for most owners.
  • Customization Options: There are various types of performance exhaust systems available, including cat-back systems, turbo-back systems, and more. This variety allows owners to choose an exhaust that fits their specific performance goals and sound preferences.

What Are the Benefits of Installing a High-Performance Exhaust System?

The benefits of installing a high-performance exhaust system for a 24 valve Cummins engine include improved performance, enhanced sound, and increased durability.

  • Improved Engine Performance: A high-performance exhaust system allows for better airflow, which can significantly improve engine efficiency by reducing backpressure. This enhanced airflow leads to better combustion, resulting in increased horsepower and torque output.
  • Enhanced Sound Quality: Upgrading to a high-performance exhaust system changes the sound profile of the engine, providing a deeper, more aggressive tone. This can be particularly appealing for enthusiasts who want to enhance the auditory experience of their vehicle.
  • Increased Fuel Efficiency: With reduced backpressure and improved exhaust flow, a high-performance exhaust system can lead to better fuel efficiency. This means that drivers can often achieve more miles per gallon, making it a cost-effective upgrade in the long run.
  • Durability and Longevity: High-performance exhaust systems are typically constructed from more robust materials, such as stainless steel, which are resistant to rust and corrosion. This increased durability can extend the life of the exhaust system, reducing the need for frequent replacements.
  • Customizability: Many high-performance exhaust systems offer a range of configurations and styles, allowing for personalization to match the owner’s preferences. This can include options for different tip styles, pipe diameters, and even modular systems that can be adjusted or expanded over time.
  • Weight Reduction: Some high-performance exhaust systems are designed to be lighter than factory systems, which can contribute to an overall reduction in vehicle weight. This can lead to improved handling and performance, particularly in racing or off-road situations.

Which Exhaust Systems Are the Most Recommended for 24 Valve Cummins?

4-inch DPF Delete Exhaust System: This exhaust system is specifically tailored for those who have removed their diesel particulate filters, providing increased exhaust flow and horsepower. It’s important to note that removing the DPF may not be street legal in all areas, but it can significantly enhance engine performance and efficiency.

MBRP Exhaust Systems: MBRP is a well-known brand in the aftermarket exhaust world, offering systems that are made to withstand the rigors of heavy-duty use. Users appreciate the deep, aggressive sound these exhausts produce, along with the performance gains they provide through improved airflow.

Flo-Pro Exhaust Systems: Known for their quality and performance, Flo-Pro exhaust systems come with features that enhance durability and ease of installation. They are designed to provide a smooth flow of exhaust gases, which not only boosts performance but also minimizes noise levels when compared to stock systems.

Diamond Eye Exhaust Systems: Offering a budget-friendly option without compromising on quality, Diamond Eye exhaust systems are popular for their straightforward installation and reliable performance upgrades. They are often made from stainless steel or aluminized steel, ensuring longevity and resistance to corrosion.

How Do I Install an Exhaust System on My 24 Valve Cummins?

To install an exhaust system on your 24 Valve Cummins, you’ll need to follow several key steps to ensure proper fitment and performance.

  • Gather Necessary Tools: You will need standard hand tools such as wrenches, sockets, and screwdrivers, as well as specialized tools like a pipe cutter or exhaust hanger removal tool.
  • Select the Right Exhaust System: Choosing the best exhaust for your 24 Valve Cummins is crucial; options include aftermarket systems that enhance performance and sound.
  • Prepare Your Vehicle: Before starting the installation, ensure that your vehicle is parked on a flat surface and has cooled down to prevent burns during the process.
  • Remove the Old Exhaust System: Carefully disconnect the existing exhaust components, starting from the rear and working your way to the front, taking care to remove any hangers and clamps.
  • Install the New Exhaust System: Begin by fitting the new exhaust components in reverse order of removal, ensuring that all connections are secure and properly aligned.
  • Check for Leaks: After installation, start your engine and listen for any unusual sounds or leaks, making adjustments as necessary to ensure a proper seal.

Gathering the necessary tools is important as it will save you time during the installation process. Standard tools like wrenches and sockets are essential, while a pipe cutter may be needed for precise adjustments, and an exhaust hanger removal tool can ease the task of taking down the old system.

Selecting the right exhaust system is crucial for achieving the best performance and sound for your vehicle. Options include straight pipes, turbo-back systems, and those with mufflers, each offering different levels of sound and efficiency. Researching and reading reviews can help you find the best exhaust for your 24 Valve Cummins.

Preparing your vehicle involves ensuring a safe working environment. Always park on a flat surface and allow the engine to cool to avoid any burns or injuries. Lifting the vehicle using jack stands can also provide better access to the undercarriage.

When removing the old exhaust system, work methodically to avoid damaging any components. Start at the tailpipe and detach the various sections using the appropriate tools, being cautious with rusty or corroded parts that may break during removal.

Installing the new exhaust system should be done carefully, following the manufacturer’s instructions. Ensure that all components are securely fastened and aligned correctly to prevent exhaust leaks, which can lead to reduced performance and potential engine damage.

Finally, checking for leaks after the installation is essential for confirming that everything is sealed properly. Start the engine and listen for any irregular sounds, and if necessary, tighten any loose connections or replace gaskets to ensure a complete seal.

What Maintenance Practices Should I Follow for My Exhaust System?

To ensure optimal performance and longevity of your exhaust system, consider the following maintenance practices:

  • Regular Inspection: Conduct routine checks for leaks, rust, or damage in the exhaust system.
  • Cleaning: Keep the exhaust pipes and components clean to prevent buildup of soot and debris.
  • Check Mountings: Ensure all hangers and mounts are secure to avoid vibrations that can lead to damage.
  • Monitor Performance: Pay attention to any changes in engine performance or unusual noises that may indicate exhaust issues.

Regular Inspection: Regular inspections help identify potential issues before they escalate. Look for signs of rust, cracks, or loose connections that can lead to exhaust leaks, which can affect engine performance and emissions.

Cleaning: Cleaning your exhaust system can enhance its efficiency. Accumulation of soot and debris can restrict airflow, leading to increased back pressure and reduced engine performance, so it’s beneficial to periodically clean the exhaust pipes and muffler.

Check Mountings: Ensuring that all exhaust mounts and hangers are in good condition is critical for preventing excessive vibrations. If they are worn or broken, they can lead to misalignment and further damage to the exhaust components.

Monitor Performance: Keeping an eye on your vehicle’s performance can provide early warnings of exhaust system problems. Unusual sounds, decreased fuel efficiency, or changes in exhaust odor can indicate underlying issues that require immediate attention.

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