HMF Swamp Series Exhaust and Fuel Optimizer for the RZR S 800, Product Test

HMF's sleeper system enhances appearance, boosts power and keeps noise low. We find out what it has to offer for Polaris RZR 800 owners, as we pair it with HMF's Fuel Optimizer.
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View Full Story: utvondemand.com...
HMF: hmfracing.com/

[@447Film]

I miss this machine so much. I regret selling mine every day

[@martinderome1142]

Look forward to see the price ? over the investment

[@ericstyer2890]

That’s legit

[@fordprerunner]

Egviteo

[@fish_R_stinky69]

Too quiet.

[@ATVonDemand]

They make a loud one.

[@fish_R_stinky69]

@@ATVonDemand Ahhh I'd just stick with gutting the stock one.

[@fish_R_stinky69]

@@ATVonDemand I made a straight piped snorkel for my ATV it was FREE!

[@magicTDM]

First