X-Series Piston Kit (.030)

Features:

• .030-inch oversize matched piston set
• Complete eight-piston engine rebuild kit
• Fits 2001-2016 6.6L Duramax engines
• Supports LB7 through LML applications
• Includes rings wrist pins and clips
• Low-friction anti-scuff skirt coating
• Premium PVD piston ring pack
• Promotes reliable cylinder sealing
• Designed for drop-in installation
• Ideal for towing and street builds
• Supports dependable engine rebuilds
• Built for long-lasting durability

Prepare Your Duramax For Years Of Dependable Service

There is nothing more satisfying than putting fresh life back into a Duramax with parts you know you can trust. The Industrial Injection X-Series .030 Piston Kit is designed for builders who want dependable performance without sacrificing quality during an engine rebuild. This complete matched piston set includes pistons, rings, wrist pins, and retaining clips, giving you the core components needed to keep your project moving. The low friction anti scuff skirt coating helps reduce wear as the engine breaks in and continues to protect the pistons through years of regular use. Furthermore, the premium PVD ring pack is built to promote reliable sealing, helping maintain consistent compression for dependable performance. Whether your truck spends its time towing equipment, hauling heavy loads, or serving as a daily driver, this kit is built to handle the demands of real world use. It is an excellent solution for properly machined .030 over Duramax engine rebuilds that are expected to go the distance.

Precision Matched Components For A Better Engine Build

The Industrial Injection 44B103 X-Series Piston Kit is engineered specifically for 2001-2016 GM 6.6L Duramax LB7, LLY, LBZ, LMM, and LML engines requiring a .030 inch overbore. Each piston is manufactured as part of a precision matched set to help maintain balanced engine operation across all eight cylinders. Additionally, the included premium PVD ring pack is designed to improve cylinder sealing while standing up to the demands of towing, daily driving, and long service intervals. The low friction anti scuff skirt coating helps minimize piston scuffing during cold starts and under heavy engine loads, contributing to smoother operation over time. Because this kit is designed as a drop in replacement after proper machine work, installation is straightforward for correctly prepared engine blocks. Its OEM style design makes it a strong choice for reliable street builds while still supporting the durability needed for hardworking trucks. Combined with proper machining and professional assembly, this piston kit provides a solid foundation for a long lasting Duramax rebuild.

Fitment: 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax 

Notes:

• This kit is the .030 inch oversize version.
• Engine machining is required for proper .030 fitment.
• Confirm cylinder bore size before ordering.
• Fits 2001-2016 Duramax LB7 through LML engines.
• Includes a complete matched piston set.
• Includes rings wrist pins and retaining clips.
• Designed for properly prepared engine blocks.
• Suitable for rebuilds towing and street applications.
• Choose piston specifications based on build goals.
• Modified engines should follow builder recommendations.
• Verify all clearances before final engine assembly.