FMF Powercore 2.1 Muffler 025283 1821-2065 Engine Mount Stabilizer 7-1/2" x 5-1/2" x 4-1/2"

7-1/2" x 5-1/2" x 4-1/2" (small liner)

Incorporate a single-layer construction all around

3 Nm was recorded on Akrapovič’s in-house dyno with back-to-back tests of the Yamaha with a Racing Line (Titanium) exhaust and a Yamaha MT-09 with a standard stock exhaust system

Compact quick-release buckles

Squared off inside edge to keep clamp retaining ridge upright

FMF Powercore 2.1 Muffler 025283 1821-2065 Engine Mount Stabilizer 7-1/2" x 5-1/2" x 4-1/2"Race tested, smooth power curve throughout the RPM range Larger diameter canister for more tunability and longer lasting packing life Lighter than stock Optimally designed to complement performance of FMF pipes; works and fits FMF or stock