Bully Dog Big Rig Intake Manifold w/ Mounting Kit for 2014-2024 Cummins ISX15 & X15 2006-2017 Harley-Davidson Street Bob With well over 100 track

With well over 100 track hours worth of testing and thousands of miles on the road

All of our Tappet Covers come in a beautiful CNC Machined finish

CNC machined from billet aluminum

This dual rate kit gives a substantial improvement in ride quality while improving handling and stability as well at G-out resistance

0L w/ Mech

Bully Dog Big Rig Intake Manifold w/ Mounting Kit for 2014-2024 Cummins ISX15 & X15 2006-2017 Harley-Davidson Street Bob With well over 100 trackThe Bully Dog Big Rig 2014 2017 Cummins ISX CM2350 and 2017 2024 Cummins X15 Intake Manifold features a wide, graduated style that allows your engine to get as much fresh, clean air as it needs. This intake manifold equalizes air flow to all cylinders in contrast to the stock manifold which provides poor airflow to half of the cylinders. Bully Dog is proud to say that this is the highest flowing intake out there with an increase of more than 85% more