Mahle 41909.04 Complete Piston Ring Set (.040) - 01-10 GM 6.6L Duramax

Thoroughbred Sku #: MCI41909.040
Manufacturer Sku #: 41909.040

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$244.95 On Sale! $242.14

Shipping Note: If this Mahle piston is not currently in stock, it may need to be custom-built, which can result in an extended lead time. We want to be transparent about potential shipping delays so you can make an informed purchasing decision before placing your order. IMPORTANT: This product is sold as a complete engine piston ring set. Individual rings are not available.

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Product Details

Product Name: Mahle 41909.040 Engine Piston Ring Set - 2001-2010 GM Silverado/Sierra 2500HD/3500HD | 2006-2010 GM Express/Savana 2500/3500
Manufacturer: Mahle
Manufacturer Part #: 41909.04
Thoroughbred Diesel Part #: MCI41909.040
Fitment Notes: 2001-2010 GM Silverado/Sierra 2500HD/3500HD | 2006-2010 GM Express/Savana 2500/3500

MAHLE 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.

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Will these work on a 2018. Haven't seen anything change on that year for piston size. Double checking before ordering.

Donald wright | 9/18/2025
Fitment listed to 2017 by Mahle.