K&N 18-20 Ford F150 Raptor V6 3.5L Inlet Pipes Programmers & Chips>Transmission Controllers this is probably the one

this is probably the one for you

They can be welded to any muffler neck

33K / RR Spring Rate 4

3 inch straight through Monster muffler more than doubles the stock muffler flow and provides an authoritative

If you want more change and an easier install

K&N 18-20 Ford F150 Raptor V6 3.5L Inlet Pipes Programmers & Chips>Transmission Controllers this is probably the oneK&N Inlet Boost Tubes run from the air intake to the turbo and are designed to increase airflow by removing the restrictive sections of your stock inlet tubes. This guarantees an increase of airflow to the turbos for faster spooling and more power. Pairing K&Ns inlet tubes with a K&N intake will give the vehicle even more performance benefits.