PRO CIRCUIT

FeaturesLonger body design helps to reduce noise output6061 T6 brushed aluminum silencer bodyTIG and MIG welded for strength and durabilityDouble-walled mounting bracket(s)Stainless steel...

FeaturesSpark arrested silencerConstructed of aluminum and stainless steelMeets U.S. Forest Service standardsInternal metal baffle, chambers, and sound absorbing materials for a muffled...

FeaturesLonger body design helps to reduce noise output6061 T6 brushed aluminum silencer bodyTIG and MIG welded for strength and durabilityStainless steel end-capDouble-walled mounting...

FeaturesImproves performanceStainless steel end-capAluminum canister constructionMachined aluminum muffler bracket for increased strength and durabilityAsymmetrical muffler configuration for...

FeaturesAluminum canisterImproved performanceStainless steel end-capStrong mounting bracket for durabilityAsymmetrical muffler design allows for increased packing volumeRemovable USFS approved spark...

FeaturesDesigned as a "full race" exhaust systemIncludes a USFS-approved spark arrestorBottom to top end power increaseCNC machined exhaust flange on head pipe for perfect fit2 piece system that...

FeaturesOffers the same performance as the Ti-6Stainless steel throughout head pipe, mid pipe and end-capAluminum canister constructionIdeal for closed-course or off-road racingEquipped with RC-4...

FeaturesStamped AKDQ high quality carbon steel constructionHand welded and pounded seamsReinforced mounting brackets and stingerMade in the USA Position Notes 2020-2024Beta250 RR--2025Beta300 RR...

FeaturesPasses AMA/FIM sound regulationsImproves performanceTitanium construction throughout head pipe, mid pipe, and canisterCarbon fiber end-capMachined aluminum muffler bracket for increased...

FeaturesOffering maximum performance while meeting AMA amateur noise requirementsIdeal for closed-course or off-road racingTitanium construction throughout head pipe, mid pipe and canisterCarbon...

FeaturesImproves performanceStainless steel construction throughout head pipe, mid pipe, and end-capAluminum canister constructionMachined aluminum muffler bracket for increased strength and...

FeaturesPasses AMA/FIM sound regulationsImproves performanceTitanium construction throughout head pipe, mid pipe, and canisterCarbon fiber end-capStrong muffler bracket for durabilityAsymmetrical...