OptiTorque | 2001-2016 GM Duramax Patriot Head Stud Kit

These are a durable replacement for your factory head bolts. If you're looking to add little to no horsepower, these are the most cost effective option. 

FEATURES

Tensile Strength - 180,000 to 220,000 PSI

Made From The Finest Quality Domestically Melted Premium Steel

MADE IN THE USA!