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The MAHLE moly piston ring set for 1999–2002 GMC trucks with 4.8L and 5.3L engines is an OE‑driven replacement kit concentrated on reducing friction and ring mass to limit oil consumption. MAHLE describes these rings as industry‑leading piston ring technology intended to support longer service life, making them appropriate for rebuilds and maintenance on the specified GMC applications.
Mahle Rings GMC Trk 4.8L/5.3L 1999-2002 Moly Ring Set
