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MAHLE moly piston ring set for select GMC 2.8L and 3.1L passenger and truck engines is built to OE-driven standards. MAHLE rings aim to reduce friction and ring mass while minimizing engine oil consumption and extending service life; they reflect the company’s piston ring technology leadership. Use this set when replacing worn rings on the specified engine applications.
Mahle Rings GMC Pass 173 2.8L Eng 87-89 189 3.1L Eng 88-93 GMC Trk 189 3.1L Moly Ring Set
