Gator Fasteners Heavy Duty Main Studs are design to hold the bottom end of your 6.6L together whether you're building a tow rig, race truck or just a daily driver.
These fasteners have a much higher strength and will not stretch like the factory bolts will. These Gator Fasteners Performance Main Studs are a Heavy Duty studs designed for 6.6L Duramax LB7 and LLY Engines.
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