- Tested: FMF Factory Fatty Pipe and Shorty Silencer 4 - Vital MX
For over 50 years the Flying Machine Factory has been a staple of the motocross community Donny Emler Sr started building exhaust in his garage in 1973 and to this day FMF builds some of the best performing, looking, and sounding after market exhaust on the market When you see the iconic red and yellow oval shaped logo, one can't help but think of the long history of building power and
- 2004 Suzuki RM125 Build - Bike Builds - Vital MX
FMF hasn’t made the REV pipe for these old RMs for quite some time, to my understanding they helped with top end power, unlike the fattys they sell nowadays Thought about repairing and polishing it, but I might just switch to pro circuit
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