For your F4/F4i, you can add this Great sounding slip-on that will improve your your throttle response and add a 3-5HP gain. You still retain the rear passenger footpegs and add a sporty look to your F4/F4i. This is one of the best sounding systems for your 600. HEADERS NOT AVAILABLE.

For your F4/F4i, you can add this Great sounding slip-on that will improve your your throttle response and add a 3-5HP gain. You still retain the rear passenger footpegs and add a sporty look to your F4/F4i. This is one of the best sounding systems for your 600. HEADERS NOT AVAILABLE.

For your f4/F4i, you can add this great sounding slip-on that will improve your throttle response and add a 3-5 HP gain. You still retain the rear passenger footpegs and add a sporty look to your F4/F4i. This is one of the best sounding systems for your 600. HEADERS NOT AVAILABLE.

For your F4i only, you can add this Great sounding slip-on that will improve your your throttle response and add a 3-5HP gain. You still retain the rear passenger footpegs and add a sporty look to your F4i. This is one of the best sounding systems for your 600. HEADERS NOT AVAILABLE.