Many truck owners have trouble replacing spare parts for Cummins 5.9 engine trucks. Only some people know how to choose the right parts, considering all vital factors. The best thing about buying quality spare parts is that they ensure the best performance for your machine.

The Diesel Power Source 5.9 Cummins Exhaust Manifold for the Dodge Cummins CR engine is the best exhaust manifold Dodge Cummins 5.9 diesel replacement on the market. DPS 2-piece Manifold is cast from high nickel ductile iron (which can handle extreme heat).

You must also choose the correct spares in size, brand, and other specifications used to specify the spare parts. The market has many advantageous and disadvantageous options in different capacities. That is why we have decided to help you to choose the best 5.9 Cummins exhaust.

An exhaust pipe is a vital part of the vehicle since it gives the engine an efficient air supply. It is a simple construction that connects to the engine to remove exhaust gasses. The right exhaust system should at least give a perfect pressure build-up. This is to boost the track's overall performance. With all the factors considered, we have gathered information on the best exhaust for a 5.9 Cummins, as provided below:

GTurbo: This could refer to a turbocharger used in automotive applications. Turbochargers, often called "turbos," force more air into an internal combustion engine's chamber, which can increase engine efficiency and power output.

Diamond Eye 4-Inch Stainless Turbo Back Exhaust

This is, without a doubt, the best overall exhaust system for 5.9 Cummins. Its strengths lie in high efficiency, quiet functioning, and excellent durability. This product is the real deal for truck owners who want to spend wisely. Its performance is not only timely but also dependable.

This exhaust system is amazingly durable, thanks to its durable stainless steel construction. It can resist corrosion, rust, and stains. Its quiet mufflers are installed directly into the turbo unit and are responsible for its general quiet operation, making it many people's favorite. This same construction makes the maximum diameter available for efficient exhaustion.
  • Material: Stainless Steel (Highly durable and corrosion-resistant)
  • Performance: Good airflow for improved performance and fuel efficiency
  • Sound: Deeper and more aggressive tone
  • Recommendation: Ideal for those who want longevity and an aggressive exhaust note. Stainless steel is great for long-term use and harsh environments.
 

Performance 4-Inch Aluminized Steel Turbo-Back Exhaust-Pipe Kit system

Get your truck's 4-inch turbo-back type exhaust system for the best air supply and remove exhaust gasses. The Performance 4-inch Aluminized Steel Turbo-Back Exhaust-Pipe features aluminized steel, not including the tip or muffler. Mount it directly to the turbo unit such that it provides maximum diameter.

That way, it also reduces band degree angles thanks to a mandrel bent pipe. This system has an innovative design to offer the lowest exhaust gas temperatures possible. Besides, it offers maximum exhaust flow from the system.
  • Material: Aluminized Steel (Budget-friendly, moderate durability)
  • Performance: Improves airflow and enhances turbo spool
  • Sound: Moderate to aggressive sound level
  • Recommendation: Suitable for users looking for a balance between performance and cost. It’s a good option for moderate climates where corrosion is less of a concern.
 

MVP 4-Inch Aluminized Steel Turbo-Back Exhaust System

This exhaust system is also made of Aluminized steel, which largely explains its high quality, top performance, and durability. This four-inch back-type exhaust system has a front pipe fixed directly to a turbo unit.

The resultant maximized diameter reduces band degree angles. With its straight pipe design, this exhaust system provides low exhaust gas temperatures and maximum exhaust flow. It can be used on a 1998-200 Dodge Ram 2500/3500 Cummins 5.9 L Turbo Diesel truck.
  • Material: Aluminized Steel
  • Performance: Comparable to other 4-inch systems; improves exhaust flow
  • Sound: Adds a deeper and sporty exhaust note
  • Recommendation: An affordable option for those who want a good performance boost without investing heavily in stainless steel
 

49-02002NM ATLAS Aluminized Steel Turbo-Black Exhaust System

Regarding durability, efficiency, and performance, this is one of the best 5.9 Cummins exhaust systems. It is excellent for 2003-2004 Didge Ram Cummings 5.9 trucks. It fits on a 4-inch mandrel bent. It is made from aluminized steel and conveniently exits from the rear.
  • Material: Aluminized Steel
  • Performance: Provides solid gains in horsepower and torque
  • Sound: Moderate sound enhancement, not too aggressive
  • Recommendation: Ideal for daily drivers who want a boost in performance and a mild sound upgrade without significant cost.
 

Diamond Eye '04.5-'07 Dodge Ram Cummins 5.9L Diesel Exhaust

If you want a quiet and gentle tone exhaust system for your truck, try out the Diamond Eye '04.5-'07 Dodge Ram Cummins 5.9L Diesel Exhaust. It is ideal for a direct connection to the turbo such that maximum diameter is achieved.

Since it is designed explicitly for the 5.9 Cummins, you can depend on it if you have the right truck. Its durable stainless steel construction can take all the pressure, preventing corrosion, rust, and wear.
Final Verdict

Many outstanding 5.9 Cummins exhaust systems may not have appeared in this review, but that is also great. However, if you choose the best, it would be any of those that appear here. Consider important factors such as the exhaust manifold, muffler, and pipe when selecting the right 5.9 Cummins exhaust system for your track for more accurate selection.
  • Material: Depends on the specific model (Aluminized or Stainless)
  • Performance: Tailored fit for specific model years of the Dodge Ram Cummins
  • Sound: Typically deeper and more resonant
  • Recommendation: This is best for Dodge Rams with the specified model years. Choose stainless for longevity or aluminized for cost efficiency.

Overall Recommendation

  • Best All-Around Performance & Durability: Diamond Eye 4-Inch Stainless Turbo Back Exhaust. Stainless steel offers the best longevity and resistance to rust, making it ideal for those wanting to keep their truck long-term.
  • Best Budget Option: Performance 4-Inch Aluminized Steel Turbo-Back Exhaust-Pipe Kit System. It's affordable and provides a noticeable improvement in performance and sound.
Choosing the right one ultimately depends on your budget and preferences for sound, performance, and durability.