Driving Innovation In Diesel Performance

Reman Cylinder Heads. Built for Cummins.

Performance reman heads for 5.9L & 6.7L applications. CNC machined for clean sealing and upgraded where it counts for durability

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Fits

1989-1998 Dodge Ram 5.9 Cummins

1 product
From $1,927.99
HP Reman Cylinder Head | 1989-1998 Dodge Ram 5.9 Cummins

HP Reman Cylinder Head

  • Starts with a brand-new casting for a strong foundation
  • CNC machined valve job + resurfaced for proper seal
  • Pressure-tested to verify integrity before assembly
  • Upgrade options available (ex: O-ring / 60lb springs & titanium retainers)
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Fits

1998-2002 Dodge Ram 5.9 Cummins

1 product
From $2,309.99
HP Reman Cylinder Head | 1998-2002 Dodge Ram 5.9 Cummins

HP Reman Cylinder Head

  • Upgraded valve seats for improved reliability
  • CNC valve job + resurfaced deck for clean sealing
  • New guides + heavy-duty seats for longevity and dependability
  • Upgrade options available (ex: O-ring / spring upgrades)
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Fits

2003-2007 Dodge Ram 5.9 Cummins

1 product
From $2,204.99
HP Reman Cylinder Head | 2003-2007 Dodge Ram 5.9 Cummins

HP Reman Cylinder Head

  • Upgraded valve seats aimed at preventing seat failure
  • Precision CNC valve job + resurfaced for proper seal
  • New guides + heavy-duty seats to handle work and performance use
  • Upgrade options available (ex: fire rings / spring upgrades)
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Fits

2007.5-2018 Dodge Ram 6.7 Cummins

1 product
From $2,204.99
HP Reman Cylinder Head | 2007.5-2018 Dodge Ram 6.7 Cummins

HP Reman Cylinder Head

  • Upgraded valve seats designed to prevent loosening/failure
  • CNC valve job + resurfaced deck for consistent sealing
  • New guides + heavy-duty seats for durability under heat/load
  • Performance upgrade options available (ex: fire rings / spring upgrades)
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Fits

2019-2024 Dodge Ram 6.7 Cummins

1 product
From $2,274.99
Reman Cylinder Head | 2019-2024 Dodge Ram 6.7 Cummins

Reman Cylinder Head

  • Upgraded, heat-resistant valve seats for long-term reliability
  • Improved heat management to help reduce cracking risk
  • Genuine Cummins valves for OEM-level durability
  • Thread-in soft plug upgrades to replace failure-prone factory plugs
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How the Cummins Reman Cylinder Head Is Made

Take a look at the step by step process to build the best Cummins head on the market.

KNOWLEDGE HUB

Everything you need to know about D&J Cummins reman cylinder heads.

Not sure which head you need? Use this page to match your engine generation (12V / VP44 24V / 5.9 CR / 6.7 CR / 2019+). You’ll also learn why valve seat failure is one of the most common causes of catastrophic head damage on late-model applications and when options like fire rings or O-ring make sense for higher-demand builds.

  • Built for Cummins Performance reman cylinder heads for 5.9L & 6.7L that prioritize sealing, durability, and long service life.
  • CNC-Machined for Clean Sealing Precision machining supports consistent compression, smooth idle, and reliable gasket seal under heat and load.
  • Reliability-Focused Valve Job Built to hold a stable seal at the valves and keep drivability strong for daily, towing, and work-truck use.
  • Pressure-Tested & Inspected Each head goes through inspection and testing steps to verify integrity before it ships.
  • Generation-Specific Fitment Choose the correct option for 12V, VP44 24V, 5.9 CR, 6.7 CR, or 2019+ 6.7 to match your engine.

FAQs

Which reman cylinder head do I need for a 6.7 Cummins?
Choose the reman 6.7 Cummins cylinder head that matches your model year range listed on the product page.
Which reman cylinder head fits a 5.9 Cummins Common Rail (2003–2007)?
Select the 2003–2007 5.9 Cummins Common Rail reman head option for your exact year range.
Do you offer a 12V Cummins reman cylinder head (1989–1998)?
Yes, there is a 12V Cummins performance reman head option for 1989–1998 applications.
Do you offer a VP44 24V Cummins reman cylinder head (1998–2002)?
Yes, there is a VP44 24V Cummins performance reman head option for 1998–2002 applications.
What does “Performance Reman” mean?
It’s a fully remanufactured cylinder head with precision machining and durability-focused updates intended for diesel heat and load.
Are these reman heads assembled and ready to install?
Yes, they ship assembled; always follow your install notes and verify supporting parts before installation.
Do I need a new head gasket and new bolts or studs?
Yes, use a fresh head gasket and new bolts or studs and torque to spec for the best long-term seal.
Do these heads help with valve seat failure concerns?
The build is focused on improving sealing stability and durability, helping reduce common seat-related failure risks.