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The Mahle moly ring set for GM 4.2L inline-six engines (2003–2005) delivers OE-driven piston ring technology focused on reduced friction, lower ring mass and minimized oil consumption. MAHLE's rings aim to extend service life through advanced design and materials, providing a direct-fit replacement for the specified GM 4.2L I6 applications.
Mahle Rings GM 4.2L I6 2003-2005 Moly Ring Set
