Mahle Rings Ford Trk 6.0L 363 CID Powerstroke Turbo Diesel 2003-2004 Moly Ring Set

MAHLE(R) piston rings are the most technically advanced piston rings in the industry. Driven by OE requirements; reducing friction and ring mass while minimizing engine oil consumption, and providing longer service life. MAHLE piston rings lead the industry for the latest piston ring technology.