[Kevo95]

I havea 2006 honda TRX400EX thinking HMF performance series ,should I go with slip on or full exhaust ,I do have K&N intake installed .
Thanks

 

[Kevo95]

Any suggestion

 

[Here 2 help]

Since you have a K&N intake - go with the full system

Using a slip on will cost you about 2 hp and cannot utilize the advantages of the K&N intake

 

[Kevo95]

Cool thanks