46-40054 | AFE Power BladeRunner Ported Ductile Iron Exhaust Manifold (2007.5-2018 2500, 3500 L6-6.7L td)

• Outflows the factory exhaust manifold by 49%, improving performance and throttle response
• Cast-in EGR flanges allows retention of factory EGR system
• The thick wall flange design increases strength, eliminating warping and cracking
• The machined ports and merged runner design reduces exhaust backpressure, maximizing exhaust flow
• Dual 1/8" NPT exhaust gas temperature ports (EGT) are supplied for gauges or testing equipment
• 6-port gaskets are included for a hassle-free installation

One-Piece Construction:
This manifold is constructed of durable cast ductile iron with a reinforcing rib for maximum strength between the wall flanges at the ports.

Dual Auxiliary Ports:
Two Exhaust Gas Temperature (EGT) probe ports are supplied for easy installation of gauges or testing equipment.

Hassle-Free Installation:
6-port gaskets are included for a hassle-free installation.

Emissions Disclaimer:
Some or all of the applications listed are 50-state exempt, please see CARB EO# D-550-39 for details.