Heavy duty exhaust manifold for motor homes with the Cummins 12-valve 5.9L engines that are made from high-silicon ductile iron and are designed to withstand extreme temperatures and vibration. Connection joints that allow for expansion and contraction without cracking or exhaust leaks while offering quicker turbo spool up, reduced backpressure, increased power and better fuel economy. The kit includes stainless steel fasteners and washers to prevent lost or loose manifold bolts. Optional manifold gaskets (part# 1045981) sold separately.
p<>.This Product also comes with BD Diesel’s 3 Year / 75,000 Miles Parts Warranty.
