Pulse manifold made from high-silicon ductile iron and designed to withstand extreme temperatures and vibration. Great for both stock and performance trucks. Engineered with state of art modelling software to optimize pulse flow for quicker turbo spool and increased power. Precision slip joints allow the manifold to expand and contract, which reduces cyclic thermal fatigue and greatly increases manifold longevity.. Cast of high silicon ductile iron to withstand extreme temperature cycling caused during DPF regeneration. Experience quick spool times and low drive pressures with an overall increase in performance. Thick walled casting and integral slip joint prevents cracking and exhaust leaks. BD 6.7L Cummins Exhaust Manifold Dodge 2007.5-2012 3500/4500/5500 Cab & Chassis. 6.7L performance stock replacement manifold for use with the Holset HE351 Turbo. Larger porting design than others will handle any increase in power. Larger Porting Design Than Others Will Handle Any Increase In Pwr. Thick Walled Casting/Integral Slip Joint Prevents Cracking/Leaks. Cast Of Silicon Ductile Iron To Withstand Extreme Temp Cycling. Open Throttle Outlet Flange Out Performs The Stock Manifold. Open throat outlet flange outperforms the stock manifold. BD Diesel BD Diesel Cast Exhaust Manifold - 07.5-12 Ram. Gasket, Bolt and Spacers kits are available separately. Experience Quick Spool Times And Low Drive Pressures. Exhaust Manifold; Fits w/Holset HE351 Turbo;. EXHAUST MANIFOLD DODGE 2007.5-12 CAB&CHS. Pre-Drilled For Pyrometer Probes. Gaskets Sold Separately . Fully EGR Compatible. Exhaust Manifold

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