FMF 041533 PowerCore 4 Complete Exhaust System with Stainless Steel Header

The FMF PowerCore 4 Full Exhaust System is a high-performance mini moto exhaust designed to deliver noticeable horsepower and torque gains throughout the entire power curve. This complete system includes both the muffler and stainless steel header, providing a comprehensive bolt-on performance upgrade that's lighter than stock and engineered for maximum power output.

Key Features:

• Aircraft-grade aluminum canister with elliptical design for optimal performance
• Hi-Flo stainless steel core and formed end caps for superior exhaust flow
• Durable stainless steel header with Hi-Flo design
• Round perforated steel inner core using advanced Hi-Flo technology
• FMF's exclusive cross-weave internal packing for extended life and sound dispersion
• Enhanced sonic evacuation technology increases exhaust gas flow and power
• Computer-designed and dyno-tested for 4-stroke applications
• Weighs only 3.1 lbs - significantly lighter than stock exhaust
• Optional Quiet Core insert available for reduced sound levels
• Screen-type spark arrestor available that maintains performance

This complete exhaust system combines aluminum construction with stainless steel components to create the perfect balance of performance, durability, and weight savings. The system is designed for closed course competition use and delivers power increases that are usable across all riding styles.