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PPE Exhaust Manifold Stud and Nut Kit for OEM Manifolds (17-26 6.6L Duramax Silverado 2500 HD)Find parts that fit my vehicle

Item HS70387
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$37.99 kit

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      Product Information

      Features, Description, Q&A, Specs & Installation

      Features

      • PPE Exhaust Manifold Stud and Nut Kit
      • For Use with OEM Manifolds
      • Includes (10) Studs and (10) Nuts
      • Uses Class 10.9 Studs
      • Matte Black Oxide Finish Coating
      • Rust Preventive Finish
      • Direct Replacement
      • OE Compatible and Comparable
      • Comes in Kits
      • Limited 1-Year Warranty
      • Fits 2017-2026 6.6L Duramax Chevrolet Silverado 2500 HD Models

      Description

      Leak-Free Clamping. The PPE Exhaust Manifold Stud and Nut Kit fits 2017-2026 6.6L Duramax Chevrolet Silverado 2500 HD models and provides durable, repeatable clamping force to help seal manifolds and prevent exhaust leaks. Purpose-built as an OE compatible and comparable replacement, it’s designed for use with OEM manifolds and engineered to maintain joint integrity through heat cycles and vibration.

      Construction and Appearance. Each fastener uses Class 10.9 studs for high tensile strength, paired with matching nuts to deliver consistent preload under thermal expansion. A matte black oxide finish with rust-preventive properties helps combat corrosion and galling, supporting smooth serviceability during future disassembly. The hardware is produced with strict attention to detail in a state-of-the-art process so threads engage cleanly and maintain proper torque retention across extended mileage. The result is reliable sealing performance without flashy finishes that add no value in the engine bay.

      Installation. Designed as a direct replacement, the kit installs with standard hand tools. Clean mating threads, chase if necessary, and apply the manufacturer-recommended anti-seize or lubricant where appropriate. Torque in the specified sequence to ensure even clamping across the manifold flange, then perform a heat cycle and recheck torque to account for gasket set and thermal relaxation. This straightforward procedure helps safeguard against leaks and warped flanges in your vehicle’s exhaust path.

      Warranty. Backed by a limited 1-year warranty, this kit is protected against defects in materials and workmanship. The coverage reflects confidence in the fastener grade, coating quality, and manufacturing consistency, offering peace of mind over the first year of service.

      Application. This PPE Exhaust Manifold Stud and Nut Kit fits 2017-2026 6.6L Duramax Chevrolet Silverado 2500 HD models. Upgrading to fresh, high-strength hardware helps restore proper gasket sealing, reduces the chance of fastener stretch or breakage, and simplifies future maintenance with corrosion-resistant components.

      PPE 116112583

      CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

      Installation & What's in the Box

      Installation Info

      Installation Time

      (approx) 3 Hours

      Difficulty Level:

      Mechanical expertise or professional installation required.

      Installation Guides

        No guide available for this part yet.

      What's in the Box

      • (10) Studs
      • (10) Nuts

      Questions & Answers

      No questions about this product yet. Ask the First Question

      Will It Fit My Silverado 2500

      • 6.6L V8 Duramax - 17, 18, 19, 20, 21, 22, 23, 24, 25, 26