FMF FACTORY 4.1 RCT SilencerRef : 1821-2036 / 18212036

The FMF RCT (Resonance Chamber Technology) off-road silencer features a patented central shape that reduces noise levels while maintaining maximum output power.

• The internal passages in the RCT system chambers increase the internal volume for improved exhaust flow, providing a power gain across the entire engine.
• The rear end is equipped with a spark arrestor that is easy to install by removing four screws.
• Compatible with either stock or FMF headers.
• Meets AMA and FIM noise requirements.
• QuietCore insert of 94 dB included.
• Spark arrestor included in the silencer.
• Made in the USA.