This T4 2nd gen swap exhaust manifold fits 1998-2002 Dodge Ram 2500 and 3500 trucks with 5.9L Cummins 24V and will fit 2003-2019 models with 5.9L and 6.7L Cummins when used in a 2nd gen swap configuration. Cast stainless steel and CNC machined with chamfered edges, the manifold features a 3/4 inch thick center section engineered to support high-flow turbo routing for performance builds.

Fitment

• 1998–2002 Dodge Ram 2500/3500 — 5.9L Cummins 24V
• 2003–2019 Dodge Ram 2500/3500 — 5.9L and 6.7L Cummins (2nd Gen swap configuration)

Product Details

• Construction: Cast stainless steel, CNC machined
• Center Section Thickness: 3/4 inch
• Runner Size: 1.650 inches all the way to the center outlet for high flow
• Mounting Flange: T4 divided metal turbo flange with 0.550 inch thickness machined on both sides for even clamping pressure
• Turbo Compatibility: Designed exclusively for aftermarket T4-flange turbochargers such as S300 (T4 config), S400, and other large-frame turbos
• Included Hardware: 2 ports drilled and tapped for probes; stainless steel studs and serrated nuts; T4 divided metal turbo gasket; multi-layer exhaust manifold gaskets

Installation

Professional installation is recommended for this T4 2nd gen swap exhaust manifold. Verify engine setup, turbo flange compatibility, and surrounding clearance before ordering, as additional piping, hardware, or tuning may be required depending on your specific build.

Check local emissions regulations before purchase. Professional installation is recommended.

Get the right part the first time.