T6 2nd Gen Swap Exhaust Manifold for Ram 2500/3500 5.9L 6.7L Cummins Diesel

This T6 2nd Gen swap exhaust manifold for Ram 2500 and 3500 models features 1.650 inch inside runner sizing all the way to the center outlet for high flow, delivering direct fitment for 1998–2002 models and 2nd Gen swap configuration compatibility for 2003+ Ram 2500/3500 with 5.9L and 6.7L Cummins. Cast from 304 stainless steel with reinforcing ribs and thick-wall construction, this manifold supports large-frame turbo platforms like S400 and S500 class units with its T6 flange mount.

Fitment

• 1998–2002 Ram 2500 / 3500 — 5.9L Cummins 24-Valve (Direct Fit)
• 2003–2019 Ram 2500 / 3500 — 5.9L / 6.7L Cummins (2nd Gen Swap Configuration)

Product Details

• Material: 304 stainless steel casting with thick-wall construction and reinforcing ribs
• Turbo Flange: T6 mount for S400, S500 class large-frame turbos
• Interior Runner Diameter: 1.650" full-length for maximum exhaust velocity
• Center Section Thickness: 3/4" thick wall design for heat retention and custom porting capability
• Weight: 36 lbs
• Pre-tapped Ports: EGT and drive pressure sensor ports
• Includes: Manifold gaskets and turbo mounting hardware

Installation

Manifold bolts directly to the cylinder head using existing bolt holes. T6 turbo flange requires compatible turbocharger; professional installation recommended for custom fabrication and turbo integration.

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

Get the right part the first time.