For Models: Brute Force 650i (2005-2013), Brute Force 750 (2005-2011)
1. Loosen the Silencer-to-Frame Mount Nuts. The exhaust mount nuts are double nutted, loosen the outer nut then the inner nut. You will reuse the nuts/bolts.
2. Loosen the Silencer-to-Headpipe Joint Clamp.
3. Remove the Rear Cylinder Nuts.
4. You will need to remove the bolts on the Heat Shield. You will not reuse the heat shield.
5. Remove the Silencer.
1. You will need to remove the Stock Cylinder-to-Headpipe Gasket from the Rear Head Pipe, you will no longer need this gasket. (It may still be in the exhaust port)
2. Install the supplied HMF Gasket onto the Head Pipe Flange, then install the Head Pipe using the Stock Nuts. (Do not tighten)
3. Slide the larger T-Bolt Clamp onto the Rear Cylinder Headpipe Outlet.
4. Slide the smaller T-Bolt Clamp onto the outer exhaust pipe inlet. (Closet to you, looking at the exhaust, as it would go on the machine)
5. Attach the Silencer to the original mounting points on the frame while you guide the Rear Cylinder Headpipe into the inner HMF Exhaust Inlet Tube and the OEM Front Headpipe into the Outer Exhaust Inlet Tube.(See Figure #1)
6. Tighten in this order:
A. Rear Cylinder-to-Headpipe Mounting Nuts.
B. Silencer-to-Frame Mounting Hardware.
C. Both T-Bolt Clamps.