CB Engineering 2012 - 2013 S 350 BlueTEC Off Road Delete Pipe. . Our Off Road Delete Pipes are made from 304 Mandrel Bent stainless steel tubing. Our Off Road delete pipe has sensor bungs to re-install your O2 sensors and EGT sensors. The DPF pressure lines can be removed from the vehicle and kept with the original filter. Comes with 304 stainless steel brackets to bolt to the stock mounts. Our Off Road pipe will bolt in with zero modifications. You use your existing front and rear clamps. We can weld in the CCV reroute exhaust fitting when purchased at the same time. Requires proper ECM tuning to run this product. Non stock item, please allow 3-4 weeks for completion.