Exhaust Alum F4.1 Rct Carbon Cap Ss Mb Headr/Mid Yz450F 044477Factory 4. 1 RCT Exhaust SystemIncorporates FMF Resonance Chamber Technology both internally and externally Shorter overall length that is less susceptible to crash damage and complementary to Factory Forward Engineering, moving the muffler closer to the motor to centralize mass Constructed from only aerospace grade materials that meet exacting specifications and is manufactured 100% at the southern California factory Spark arrestor screen insert
Shopping security
Each payment you make on thelockerguy is secured with strict SSL encryption and PCI DSS data protection protocols
product description
Why choose thelockerguy wholesale?
Factory 4.1 RCT Exhaust System
Incorporates FMF Resonance Chamber Technology™ both internally and externally
Shorter overall length that is less susceptible to crash damage and complementary to Factory Forward Engineering, moving the muffler closer to the motor to centralize mass
Constructed from only aerospace grade materials that meet exacting specifications and is manufactured 100% at the southern California factory
Spark arrestor screen insert included
94dB insert included
For closed course competition only
NOTE: Will not pass 2025 FIM sound regulation
Show More
Exhaust Alum F4.1 Rct Carbon Cap Ss Mb Headr/Mid Yz450F 044477