Description
Fits: 2001 thru 2016 Chevy Silverado/GMC Sierra 2500HD/3500HD LB7/LLY/LBZ/LMM/LML Duramax Diesel
Designed and machined in house at Wagler Competition, these billet engine main caps increase strength and block rigidity for stock or built trucks.
Features:
- Adds strength to the bottom end
- Can be used with or without the main girdle
- Made in the USA
Notes:
- Must be line bored
- For extra strength, pair with main girdle
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