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Ships within 48 hours · Estimated delivery Aug 23 - Aug 28
Simplified plug-and-play architecture for efficient installation
Use these upper shock extension brackets to extend your factory-length shocks to allow your suspension to achieve the full amount of down travel available
forged steering-correction components
Included in this kit are the pinion bearings and races
Easily expand your headlight system's functionality with these convenient "Y" pigtail splitters
2004.5-2010 GM HD Cylinder Head (One) Cast Iron - 2004.5-2010 LLY/LBZ/LMM Ported (110100113) 2025-11-13-PRICED Simplified plug-and-play architecture for efficientDescription 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. PPEs new ported Cast Iron Cylinder Head is the ultimate upgrade to
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