Use these copper nuts when replacing the exhaust studs on your turbo project. "Crimped" design will assure nut stays snug against flange. For high-temp applications. Sold each. 
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When you are installing a turbo manifold onto your project, the OEM studs will be too short. These direct-replacement studs will thread into your VW head, and allow for installation of manifolds with a flange thickness up to 5/8" thick. 
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We carry a complete line of Head Stud Kits, Main Bearing Stud Kits & Connecting Rod Bolt Kits for your German engine. Aftermarket engine fasteners provide the ultimate in design, strength and quality to insure maximum power and reliability in your German 
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