
AFE 46-40054 Iron Exhaust Manifold for 6.7 Cummins
Unlock enhanced performance and throttle response in your 6.7 Cummins truck with the AFE 46-40054 Iron Exhaust Manifold. Engineered for excellence, this one-piece manifold is designed to flow up to 49% better than the factory exhaust manifold, delivering the increased horsepower and efficiency you crave while maintaining compatibility with your factory EGR system.
The AFE Iron Exhaust Manifold not only improves exhaust flow but also optimizes engine performance, ensuring your truck operates at its best. Installation is straightforward, thanks to the included 6 port gaskets, allowing you to upgrade your manifold and enjoy the benefits in no time.
Key Features:
- Enhanced Flow: Delivers 49% better exhaust flow compared to stock for improved performance.
- Factory EGR Compatibility: Retains the factory EGR system for seamless integration.
- Easy Installation: Comes complete with 6 port gaskets for hassle-free installation.
- Boosted Performance: Experience increased horsepower and improved throttle response.
Don’t settle for factory limitations—upgrade to the AFE 46-40054 Iron Exhaust Manifold and experience the performance boost your 6.7 Cummins deserves!

AFE 46-40054 Iron Exhaust Manifold for 6.7 Cummins
Unlock enhanced performance and throttle response in your 6.7 Cummins truck with the AFE 46-40054 Iron Exhaust Manifold. Engineered for excellence, this one-piece manifold is designed to flow up to 49% better than the factory exhaust manifold, delivering the increased horsepower and efficiency you crave while maintaining compatibility with your factory EGR system.
The AFE Iron Exhaust Manifold not only improves exhaust flow but also optimizes engine performance, ensuring your truck operates at its best. Installation is straightforward, thanks to the included 6 port gaskets, allowing you to upgrade your manifold and enjoy the benefits in no time.
Key Features:
Enhanced Flow: Delivers 49% better exhaust flow compared to stock for improved performance.
Factory EGR Compatibility: Retains the factory EGR system for seamless integration.
Easy Installation: Comes complete with 6 port gaskets for hassle-free installation.
Boosted Performance: Experience increased horsepower and improved throttle response.
Don’t settle for factory limitations—upgrade to the AFE 46-40054 Iron Exhaust Manifold and experience the pe[...]
AFE 46-40054 Iron Exhaust Manifold for 6.7 Cummins
Unlock enhanced performance and throttle response in your 6.7 Cummins truck with the AFE 46-40054 Iron Exhaust Manifold. Engineered for excellence, this one-piece manifold is designed to flow up to 49% better than the factory exhaust manifold, delivering the increased horsepower and efficiency you crave while maintaining compatibility with your factory EGR system.
The AFE Iron Exhaust Manifold not only improves exhaust flow but also optimizes engine performance, ensuring your truck operates at its best. Installation is straightforward, thanks to the included 6 port gaskets, allowing you to upgrade your manifold and enjoy the benefits in no time.
Key Features:
- Enhanced Flow: Delivers 49% better exhaust flow compared to stock for improved performance.
- Factory EGR Compatibility: Retains the factory EGR system for seamless integration.
- Easy Installation: Comes complete with 6 port gaskets for hassle-free installation.
- Boosted Performance: Experience increased horsepower and improved throttle response.
Don’t settle for factory limitations—upgrade to the AFE 46-40054 Iron Exhaust Manifold and experience the performance boost your 6.7 Cummins deserves!