SKU: 38608064402

PPE Diesel 110100103 2004.5-2010 GM 6.6L Duramax Cast Iron Cylinder Head (One) LLY/LBZ/LMM

Sale price$607.50 Regular price$675.00
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Ships within 48 hours · Estimated delivery Jul 13 - Jul 18

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Description

PPE Diesel 110100103 2004.5-2010 GM 6.6L Duramax Cast Iron Cylinder Head (One) LLY/LBZ/LMM50 States Emissions Legal (E. O. D 701 38). The OEM Duramax cast aluminum cylinder heads fall short over time the different heat expansion rates between cast iron engine block and cast aluminum cylinder head cause head gasket scrubbing, and eventually blown head gaskets. The aluminum cylinder heads are also prone to warping, melting, and or cracking in high performance applications where excessive heat is introduced. PPE's new Cast Iron Cylinder Head

50 States Emissions Legal (E.O. D-701-38). The OEM Duramax cast-aluminum cylinder heads fall short over time - the different heat expansion rates between cast-iron engine block and cast-aluminum cylinder head cause head gasket scrubbing, and eventually blown head gaskets. The aluminum cylinder heads are also prone to warping, melting, and/or cracking in high-performance applications where excessive heat is introduced.

PPE's new Cast Iron Cylinder Head is the ultimate upgrade to your Duramax engine and eliminates any head gasket or cracking concerns. Cast from high-quality alloyed gray iron, the PPE Cylinder Head offers elevated fatigue strength, heat, and creep resistance, which prolongs the cylinder head's lifespan significantly. PPE Cylinder Head also shares the same heat expansion rate as the stock cast-iron cylinder block no more blown head gaskets.

Each head comes complete with upgraded valve train components. All valves are made of superior materials and fully nitridated. The tapered valve springs' higher spring rate and lighter retainers/locators enable faster response during higher RPMs and eliminate valve float. Powder metal valve seats provide superior wear and heat resistance. The denser and stiffer material properties from the cast-iron construction also significantly reduce engine clatter.

Whether you have a damaged aluminum cylinder head or a desire for better reliability and longevity on your Duramax engine, the PPE Cast Iron Cylinder Head is undoubtedly the best choice.

Note 1: Requires the use of LBZ/LMM glow plugs on LLY engines

Duramax Iron Heads Upgrade: Diesel World

Shipping Notes
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Exchange/Return Notes
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  • Final sale items are not eligible for returns or exchanges.
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SKU: 38608064402

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LA and BM
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I’ve been using this for close to a year and it is amazing for my super sensitive and dry skin. I have perioral dermatitis, atopic dermatitis, and rosacea and live in Minnesota with bitter cold and the heater running over half the year. Cicalfate cream doesn’t flare any of these and it helps reduce redness and completely resolves dry skin. I use about a pea size amount AM and PM,, apply to dry skin, massage in, then mist with the Avene thermal water spray. Although the cream is thick, the slight white cast absorbs within a few minutes. I do not wear foundation so I don’t know how this affects it.it doesn’t burn my eyes and I’m a contact lens wearer. A big tube of cream lasts me the better part of a year.
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Reviewed in the United States on August 28, 2025
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P. Lau
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★★★★★ 5
Great for harsh winters
I was recommended this product by ChatGPT as an effective and safe product that my wife (who is currently nursing) can use. We have been very mindful of certain additives and chemicals in our products and this was able to meet our requirements. Separately in the harsh winter in the northeast, this has been extremely effective in protecting the lips
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Reviewed in the United States on January 29, 2026
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GG
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★★★★★ 1
Ruined by Reformulation
New formula update: They ruined this product by reformulating. Used to be so hydrating, long-lasting, and the only thing that gave me relief from eczema. Now it is somehow SO drying, oily, and all around terrible. Judging by reviews here and on their website many customers are unhappy with the change. Done with Avene. Original five star review: This is a great all around lip balm, but if you struggle with perioral dermatitis/eczema then you NEED this. If I'm experiencing a flare, I slather on cicalfate+ at night but I can't exactly walk around with that during the day which is where this lip product comes in. It is calming, hydrating, and long-lasting. I have gone through more tubes than I can count. This was my first time ordering through amazon and I am happy to report I received authentic Avene.
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Reviewed in the United States on June 1, 2022
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BlackHeartNY
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★★★★★ 5
It’s a God Send
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Reviewed in the United States on April 6, 2026
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Trending Me
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Fine Shimmer/Vanilla Cocoa Scent
Size: 6.8 Fl Oz (Pack of 1)
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