- 12.9 Grade Alloy Steel: Engineered for extreme durability with a tensile strength exceeding 185,000 PSI, significantly outperforming both stainless steel alternatives and standard OE hardware.
- High Clamping Force: Delivers superior sealing reliability and consistent pressure across the manifold when torqued to the recommended 40 ft-lbs.
- Black Oxide Finish: Provides essential corrosion resistance to withstand harsh engine bay environments while maintaining a sleek look.
- Direct OE Upgrade: Formulated as a seamless, direct replacement for stock Mopar 5012557AA and Cummins 3944593 exhaust manifold bolts.
- Complete Hardware Kit: Includes high-strength studs, matching washers, and 12-point nuts to ensure a comprehensive and reliable installation from start to finish.
- Broad Vehicle Fitment: Precision-designed to perfectly fit 1994–2025 5.9L and 6.7L Cummins Diesel engines.
- Gator Fasteners Quality: Built with an uncompromising commitment to strength and reliability, proving that nothing bites like Gator.
- 1994–1998 5.9L 12V: For use with aftermarket exhaust manifolds only
- 2003–2007 5.9L 24V CR: Requires removal of the factory heat shield
- Compatible with 1994–2025 Dodge/Ram 5.9L & 6.7L Cummins Diesel engines
When it comes to heavy-duty diesel performance, standard factory hardware often falls short under extreme stress. The Gator Fasteners Heavy Duty Black Oxide Exhaust Manifold Stud Kit (EMSK5967C-BLK) offers a premium engineered solution for 1994–2025 Dodge/Ram 5.9L and 6.7L Cummins Diesel engines. Factory exhaust manifold bolts are notorious for stretching and shearing under the intense thermal cycles, heavy towing demands, and high boost pressures common to Cummins engines. By upgrading to this premium kit, you prevent costly exhaust leaks and warped manifolds while ensuring a professional, clean aesthetic under the hood.
12.9 Grade Alloy Steel: Engineered for extreme durability with a tensile strength exceeding 185,000 PSI, significantly outperforming both stainless steel alternatives and standard OE hardware.
High Clamping Force: Delivers superior sealing reliability and consistent pressure across the manifold when torqued to the recommended 40 ft-lbs.
Black Oxide Finish: Provides essential corrosion resistance to withstand harsh engine bay environments while maintaining a sleek look.
Direct OE Upgrade: Formulated as a seamless, direct replacement for stock [...]
- 12.9 Grade Alloy Steel: Engineered for extreme durability with a tensile strength exceeding 185,000 PSI, significantly outperforming both stainless steel alternatives and standard OE hardware.
- High Clamping Force: Delivers superior sealing reliability and consistent pressure across the manifold when torqued to the recommended 40 ft-lbs.
- Black Oxide Finish: Provides essential corrosion resistance to withstand harsh engine bay environments while maintaining a sleek look.
- Direct OE Upgrade: Formulated as a seamless, direct replacement for stock Mopar 5012557AA and Cummins 3944593 exhaust manifold bolts.
- Complete Hardware Kit: Includes high-strength studs, matching washers, and 12-point nuts to ensure a comprehensive and reliable installation from start to finish.
- Broad Vehicle Fitment: Precision-designed to perfectly fit 1994–2025 5.9L and 6.7L Cummins Diesel engines.
- Gator Fasteners Quality: Built with an uncompromising commitment to strength and reliability, proving that nothing bites like Gator.
- 1994–1998 5.9L 12V: For use with aftermarket exhaust manifolds only
- 2003–2007 5.9L 24V CR: Requires removal of the factory heat shield
- Compatible with 1994–2025 Dodge/Ram 5.9L & 6.7L Cummins Diesel engines