Honda Rancher 420 Exhaust Systems

Exhaust Description

HMF exhausts for the Honda Rancher 420 are available as a slip on system in the Performance and Titan series.  All systems picks up nearly 2 hp and 2 ft-lbs of torque. 
At idle the Performance and Titan-XL (Loud system) are 2-4 dB louder than the stock exhaust, while the Titan-QS (Quiet system) is only 1-2 dB louder than stock. 

Exhaust Fits:
(09-13) Rancher 420
(09-14) Rancher 420: IRS
(12-13) Foreman 500

Fuel tuning is required learn more

Fuel Tuning is absolutely required when installing an HMF Exhaust on this machine. Failure to tune the engine can cause excessive damage to the exhaust system and engine, while voiding the warranty on your exhaust and possibly on your machine. (check with local dealer). See the tuning settings below for the proper fuel tuning solution on your machine.
View Tuning & Controllers

Fuel Tuning is absolutely required when installing an HMF Exhaust on this machine. Failure to tune the engine can cause excessive damage to the exhaust system and engine, while voiding the warranty on your exhaust and possibly on your machine. (check with local dealer). See the tuning settings below for the proper fuel tuning solution on your machine.

Optimizer Help

Click here to watch our HMF Optimizer tuning and installation video.

Resources

• Honda Rancher 420 Slip-On 07-13 Installation Instructions