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The KC Turbos 302656 Upgraded Exhaust Manifolds are engineered to address the common issues found in the factory manifolds of Gen 1 3.5L EcoBoost engines. By utilizing all 11 stud locations on each cylinder head, these manifolds provide a more secure and even seal, reducing the risk of warping, broken studs, and blown gaskets. This design enhancement ensures improved exhaust flow and overall engine performance.
Utilizes all 11 stud locations per cylinder head for even clamping pressure
Redesigned to prevent common exhaust manifold failures
Constructed from high-quality materials for durability
Direct bolt-on replacement for OEM manifolds
Includes necessary hardware for installation
Enhanced exhaust flow leading to improved engine performance
Reduced risk of manifold warping and gasket failure
Increased reliability and longevity of the exhaust system
Peace of mind with a 1-year manufacturer's warranty
Designed to withstand high-temperature conditions
Material: High-quality cast iron
Finish: Natural cast finish
Fitment: Direct replacement for OEM manifolds
Hardware: Includes studs and nuts for installation
Compatibility: Designed specifically for 3.5L EcoBoost engines
Install Difficulty Level
Installation of the KC Turbos 302656 Upgraded Exhaust Manifolds is straightforward and can be completed with standard hand tools. The process typically takes approximately 4 hours, depending on the installer's experience. No special modifications are required, making it accessible for both professional mechanics and experienced DIY enthusiasts.
2011–2016 Ford F-150 with 3.5L EcoBoost engine
2015–2017 Ford Expedition with 3.5L EcoBoost engine
2015–2017 Lincoln Navigator with 3.5L EcoBoost engine
Replaces Ford OEM Part Numbers:
BL3Z-9430-B
BL3Z-9430-D
BL3Z-9431-B
BL3Z-9431-D
CARB Compliance
This product is not CARB (California Air Resources Board) approved and is not legal for sale or use in California on pollution-controlled motor vehicles.
If you have any questions about this product or to report product description inaccuracies, contact the MPT Performance experts at (407) 636-7077 or by email.