07-18 Cummins 6.7 BD Diesel Exhaust Manifold Stock Turbo This reduces efficiency

This reduces efficiency

HP Tuners or H&S transmission pressure tuning

This is 3-1/2" that is a huge increase in airflow

Impervious To Vehicle Oils And Chemicals

07-18 Cummins 6.7 BD Diesel Exhaust Manifold Stock Turbo This reduces efficiencyPre drilled for pyrometer probes Gaskets are available separately 6. 7L performance stock replacement manifold for use with the Holset HE351 Turbo Cast of high silicon ductile iron to withstand extreme temperature cycling caused during DPF regeneration and in high performance applications Larger porting design than others will handle any increase in power Thick walled casting and integral slip joint prevents cracking and exhaust leaks Experience quick