01-04 GM 6.6L Duramax Promaxx Aluminum Cylinder Head
$1,186.00
- Part Number: CHE872N
- Est. Ship Time: Usually Ships in 1-2 Business Days
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Starting From $695.00
Starting From $1,186.00
Fits: 2001-2004 GM 6.6L Duramax LB7
ProMaxx Performance has the answer for the epidemic of cracked GM Duramax 6.6L cylinder heads. Designed by ProMaxx from an OE casting, ProMaxx improved the casting strength with greater thickness in all crack prone areas. Developed as a direct bolt-on replacement for fractured factory heads, ProMaxx Duramax cylinder heads are available as a fully-machined bare casting or fully assembled and pressure checked.
Promaxx CHE872N
DX Diesel Xtreme is our newest heads on the market. It is taking the diesel market to places it has never been before. An aluminum version ..
$1,431.00
Fits: 2004.5-2005 GM 6.6 Duramax LLYThe ProMaxx Bare Aluminum Cylinder Head allows you to custom build the cylinder heads you need for you 2004.5..
$695.00
Fits: 2004.5-2005 GM 6.6 Duramax LLYThe ProMaxx Aluminum Cylinder Head is a fully assembled replacement cylinder head for your 2004.5-2005 GM 6.6L Dur..
$1,186.00
The ProMaxx FOR852NB Bare Replacement Cylinder Head is a high quality replacement for your 2008-2010 Ford 6.4L Powerstroke. Built with thicker ca..
$829.00
The ProMaxx FOR852N Replacement Cylinder Head is a high quality replacement for your 2008-2010 Ford 6.4L Powerstroke. Built with thicker castings..
$1,225.00
Fits: 1989-1998 3.9L 4BT Cummins
This ProMaxx Replacement Cylinder Head is a direct-Fit replacement for the damaged or cracked cylinder head ..
$776.00
ProMaxx Performance designed/developed this cylinder head from the GM 6.5 diesel casting. This is a cast iron direct bolt on replacement for your 6.5 ..
$599.00
1988-1998 Dodge Ram 5.9L Cummins 6B 12 Valve Diesel Fully Loaded Cylinder Head
By: Promaxx Performance
Due to some quality inconsistencies we HI..
$711.00
Made by ProMaxx
Thicker castings in crack prone areas
New head complete
No core charge
Note: Although this is a new head you should alw..
$1,649.00
ProMaxx Performance developed/designed this cylinder head from the OE casting. This is a direct bolt on cast iron cylinder head to replace your factor..
$789.00
The ProMaxx 1998.5-2002 Dodge 5.9L Cummins Replacement Cylinder Head is a direct replacement for your casting #627. ProMaxx Performance Cylinder Heads..
$1,649.00
ProMaxx Performance developed/designed this cylinder head from the OE casting. This is a direct bolt on cast iron cylinder head to replace your factor..
$789.00
Features:
Direct Replacement
Diamond Honed Guides
Unshrouded Valves
High Strength Alloy, Heat Treated iron based valve guides
Premium va..
$1,710.06
Features:
Direct Replacement
Diamond Honed Guides
Unshrouded Valves
High Strength Alloy, Heat Treated iron based valve guides
Premium va..
$2,550.08
01-04 GM LB7 6.6L Duramax Fleece Freedom Series Cylinder Head W/ Cupless Injector Bore (Driver Side)
ALL NEW! Freedom Series cylinder heads for the LB7 6.6L Duramax now with a cupless injector bore - save time and money with no more injector cups to i..
$1,099.00
Replace the worn valve stem seals inside your 2001-2010 GM 6.6L Duramax when you purchase the MAHLE SS45974 Valve Stem Seal Kit. Designed as..
$21.84
A small amount of this red sealant goes at the bottom of each injector cup to ensure proper sealing.
To see the proper location of the sealant s..
$69.95
This is ONE cup, 8 are needed for all to be replaced.
Replace damaged or pitted injector cups Does not come with O-ring seals Use red Locktite to s..
$74.13
Replace damaged injector cup o-rings to ensure no coolant contamination into the engine oil. Damaged seals will allow cross contamination.
This is f..
$13.72
This is ONE cup, 8 are needed for all to be replaced.
Replace damaged or pitted injector cups
Comes with 2 O-rings
Use red Locktite to seal t..
$40.14
Replace damaged injector cup o-rings to ensure no coolant contamination into the engine oil. Damaged seals will allow cross contamination.
This is f..
$2.93
Product Unavailable (Updated 3-13-24)
Fits: 2001-2004 GM 6.6L Duramax LB7
Introducing our Freedom Series cylinder heads the Chevy Dura..
$0.00
Product Discontinued (Updated 1-21-25)
GM 97779578R LB7 Duramax Diesel Cylinder Head 01-04..
$0.00
DISCONTINUEDGM 97779578 LB7 Duramax Diesel Cylinder Head 01-04Injector cups installedNew, no core. ..
$0.00
Product Discontinued (Updated 10-1-25)
Valve Guide Seals, Pack of 32, LB7/LLY/LBZ/LMM/LML, 2001+ Duramax
DURAMAX Valve Guide Seal
-32 per engin..
$0.00
