aFe Bladerunner 409 Stainless Steel Exhaust Manifold, Part Number 46-40011, for 2003-2007 Dodge Ram 5.9L Cummins

Eliminate the costly exhaust manifold cracks prevalent in the factory exhaust manifold. The aFe Bladerunner exhaust manifold for the popular 5.9L Dodge Ram Cummins sets the new standard. Constructed out of cast 304 stainless steel with a reinforcing rib for strength along the flange and ultra-thick wall flange at the port. The Bladerunner exhaust manifold out flowed the factory exhaust by 23-percent improving exhaust flow, performance and throttle response. This manifold also features 2 EGT probe ports, thick wall design for increased strength (0.25" vs 0.15" for the stock unit), matched ports and has a merged runner design to maximize maximize exhaust flow. Once you install this awesome exhaust manifold, you will feel improved turbo spool up times, improved throttle response and performance. BladeRunner 409 Stainless Steel Exhaust Manifold Dodge Diesel Trucks 03-07 L6-5.9L (td)

• Thick Wall Design Increases Strength Eliminating Warping/Cracking
• Matched Ports And Merged Runner Design Reduce Exh. Backpressure
• Improved Performance And Throttle Response
• Outflows Factory Exhaust Manifolds By 23%
• Two EGT Probe Ports Supplied For Gauges
• Hassle Free Installation

Upgrade the exhaust system on your 2003-2007 Dodge Ram with the aFe Bladerunner 409 stainless steel exhaust manifold, Part Number 46-40011. Designed for Dodge diesel trucks equipped with the 5.9L inline-six Cummins engine, this manifold addresses common factory manifold cracking and warping concerns while improving exhaust flow, turbocharger spool-up, throttle response, and overall performance.

The aFe Bladerunner manifold uses a cast 409 stainless steel construction with a reinforcing rib along the flange and an ultra-thick wall design for increased durability. The flange measures approximately 0.25 inches thick compared with about 0.15 inches on the stock unit, helping resist distortion under demanding operating temperatures. Matched ports and a merged runner design help reduce exhaust backpressure, and testing indicates the manifold can outflow the factory exhaust manifold by up to 23 percent. Two EGT probe ports are included for convenient exhaust gas temperature gauge installation.

Designed as a direct-fit replacement, the aFe 46-40011 manifold is engineered for a hassle-free installation on compatible Dodge Ram diesel applications. It is EPA compliant and carries CARB Executive Order D-550-9. Confirm engine configuration and vehicle application before ordering. Fitment includes select 2003-2007 Dodge Ram 2500 and Ram 3500 models with the 5.9L Cummins inline-six engine; exact compatibility may vary by model year, drivetrain, and configuration.

Product Specifications & Technical Data

• Brand: aFe
• Product Line: Bladerunner
• Part Number: 46-40011
• Application: Exhaust manifold
• Material: Cast 409 stainless steel
• Engine Compatibility: 5.9L Cummins inline-six diesel
• EGT Probe Ports: Two integrated ports
• Emissions Status: EPA compliant; CARB EO D-550-9

What's Included

• One aFe Bladerunner exhaust manifold
• Two EGT probe ports

Features:

• Thick Wall Design: Provides increased strength and helps resist exhaust manifold warping and cracking under high operating temperatures.
• Matched Ports and Merged Runners: Improve exhaust flow and help reduce exhaust backpressure for stronger engine response.
• Improved Turbo Response: Supports faster turbocharger spool-up, sharper throttle response, and enhanced diesel performance.
• High-Flow 409 Stainless Steel Construction: Durable cast stainless steel design can outflow the factory exhaust manifold by up to 23 percent.

Fitments:
2003 Dodge Ram 2500 Laramie
2003 Dodge Ram 2500 SLT
2003 Dodge Ram 2500 ST
2003 Dodge Ram 3500 Laramie
2003 Dodge Ram 3500 SLT
2003 Dodge Ram 3500 ST
2004 Dodge Ram 2500 SLT
2004 Dodge Ram 2500 ST
2004 Dodge Ram 3500 Laramie
2004 Dodge Ram 3500 SLT
2004 Dodge Ram 3500 ST
2005 Dodge Ram 2500 Laramie
2005 Dodge Ram 2500 SLT
2005 Dodge Ram 2500 ST
2005 Dodge Ram 3500 Laramie
2005 Dodge Ram 3500 SLT
2005 Dodge Ram 3500 ST
2006 Dodge Ram 2500 Laramie
2006 Dodge Ram 2500 SLT
2006 Dodge Ram 2500 Sport
2006 Dodge Ram 2500 ST
2006 Dodge Ram 2500 TRX4
2006 Dodge Ram 3500 Laramie
2006 Dodge Ram 3500 SLT
2006 Dodge Ram 3500 Sport
2006 Dodge Ram 3500 ST
2007 Dodge Ram 2500 Laramie
2007 Dodge Ram 2500 SLT
2007 Dodge Ram 2500 Sport
2007 Dodge Ram 2500 ST
2007 Dodge Ram 2500 TRX4
2007 Dodge Ram 3500 Laramie
2007 Dodge Ram 3500 SLT
2007 Dodge Ram 3500 Sport
2007 Dodge Ram 3500 ST
2007 Dodge Ram 3500 TRX4

Air Freight Prohibited: false
Not Carb Approved: false
Carb Eo Number: D-550-9
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: Compliant
Carb Acknowledgement Required: false
Regular Stock: t
Units Per Sku: 1