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PROMAXX Performance GM 6.5 Diesel Cylinder Heads

4.88 out of 5 stars 8 Customer Reviews

PROMAXX Performance designed and developed these cylinder heads from the GM 6.5 diesel casting. They are cast iron direct bolt-on replacements for your 6.5L diesel engine. The assembled heads have straight intake bolt holes in the cylinder head, and will typically use a one-piece intake manifold. Order the model recommended for your Chevy or GMC truck.

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PROMAXX Performance GM 6.5 Diesel Cylinder Heads *:CHE855N

Cylinder Head, OE-Replacement, Assembled, Cast Iron, Natural, Chevy, GMC, V8, 6.5L, Diesel, Each

Part Number: PMX-CHE855N

4.88 out of 5 stars ( 8 )

Estimated Ship Date: Tuesday 9/2/2025

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Estimated Ship Date: Tuesday 9/2/2025

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