ProMaxx Performance Products

ProMaxx Performance Products has continued to revolutionize the CNC cylinder head market. Acting as one of the largest suppliers of ported cylinder heads, ProMaxx also offers a complete line of replacement diesel cylinder heads. With replacement heads for the Ford 6.0L Powerstroke, Cummins and GM 6.5L available through CSD, ProMaxx heads are an excellent affordable choice when rebuilding or repairing your diesel engine.

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