A Step Up in Diesel Performance

Cummins Heads for Performance & Reliability

A Step Up in Diesel Performance

Cummins Heads for Performance and Reliability

Precision Performance Upgrades

Cummins Heads at D&J Precision Machine

We’re redefining diesel performance with our advanced Cummins heads, crafted for power and reliability. Our process includes thorough disassembly, inspection, and precision treatments. The heads undergo 5-axis porting if needed, ensuring optimal flow. Our high-performance CNC valve job and rigorous cleaning process guarantee top quality.

With Stage 2 and Stage 3 replacement billet intake manifolds, we maintain proximity to factory components for compatibility with twin CP3 kits, minimizing modifications. Our intake design disperses air evenly, preventing localized overheating. The use of CNC 5-axis Centroid porting enhances efficiency and flow, maintaining material integrity. Experience elevated performance and reliability with D&J Precision Machine.

Performance
Reman

Stage 1 High Performance

Stage 2 High Performance

Stage 3/4 High Performance

Performance Reman

Stage 1 High Performance

Stage 2 High Performance

Stage 3/4 High Performance

Precision Performance Upgrades

Cummins Heads at D&J Precision Machine

We’re redefining diesel performance with our advanced Cummins heads, crafted for power and reliability. Our process includes thorough disassembly, inspection, and precision treatments. The heads undergo 5-axis porting if needed, ensuring optimal flow. Our high-performance CNC valve job and rigorous cleaning process guarantee top quality.

With Stage 2 and Stage 3 replacement billet intake manifolds, we maintain proximity to factory components for compatibility with twin CP3 kits, minimizing modifications. Our intake design disperses air evenly, preventing localized overheating. The use of CNC 5-axis Centroid porting enhances efficiency and flow, maintaining material integrity. Experience elevated performance and reliability with D&J Precision Machine.

Connect With Us

Questions? We've Got Answers

We understand that choosing the right upgrade for your Cummins engine is a crucial decision. With our years of experience in the diesel performance industry, we offer personalized assistance to guide you through the decision-making process.

Our team is here to provide expert advice for your specific needs. We prioritize customer satisfaction and take pride in helping you make choices that align with your performance goals. Feel free to reach out to us for a consultation, and let us be your trusted partner in enhancing the power and reliability of your vehicle.

Connect With Us

Questions? We've Got Answers

We understand that choosing the right upgrade for your Cummins engine is a crucial decision. With our years of experience in the diesel performance industry, we offer personalized assistance to guide you through the decision-making process.

Our team is here to provide expert advice for your specific needs. We prioritize customer satisfaction and take pride in helping you make choices that align with your performance goals. Feel free to reach out to us for a consultation, and let us be your trusted partner in enhancing the power and reliability of your vehicle.