OptiTorque | 2001-2016 GM Duramax Patriot Head Stud Kit
$499.99
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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!
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