FMF 045553 PowerCore HEX Slip-On Muffler - 4

The FMF PowerCore 4 HEX is a race-inspired slip-on muffler engineered to deliver exceptional performance at an economical price point. Designed using insights from FMF's top-tier exhaust systems, this hexagonal muffler provides a measurable boost in torque and horsepower across the entire RPM range while maintaining rugged durability for closed course competition use.

Key Features:

• Hi-Flo technology in the internal core shape maximizes exhaust gas flow for improved engine efficiency
• Enhanced sonic evacuation system increases exhaust flow and power output
• Durable construction featuring aircraft-grade aluminum canister with stainless steel mid-pipe and end cap
• Space Age cross-weave internal packing material provides maximum longevity and superior sound dispersion
• Includes removable screen-type spark arrestor that maintains optimal exhaust flow
• Compatible with optional Quiet Core insert for reduced sound levels (sold separately)
• Natural aluminum finish with hexagonal canister design for strategic sizing

Computer-designed and dyno-tested for 4-stroke applications, the PowerCore 4 HEX delivers race-proven performance without breaking the bank. Closed course use only. Made in the USA.