Powercore 4 Exhaust Silencer 03-06 Yamaha 450 WR YZ F - FMF 044222

The FMF Racing Powercore 4 044222 slip-on exhaust is engineered to deliver outstanding race-inspired performance at an accessible price point. Drawing on top-tier design elements, this system boosts overall power and torque while ensuring long-lasting durability for off-road applications. Constructed with a robust combination of stainless steel and aluminium, it includes an anodised champagne can and a removable spark arrestor for versatile riding conditions. Features include significant power and torque gains over stock systems, rugged stainless steel midpipe and endcap combined with a durable aluminium canister, advanced packing materials that extend operational lifespan, a champagne colour anodised finish for corrosion resistance and visual appeal, and a removable spark arrestor for compliance and versatility. An optional 96dB quiet insert is available separately for sound regulation. This exhaust is designed for closed course use only. Specifications include item ID 044222, slip-on exhaust type, single configuration, aluminium canister construction with stainless steel midpipe and endcap, champagne anodised aluminium finish, screen insert spark arrestor included, sold separately quiet insert, and a weight of 5.4 lbs (2.45 kg). Carb warning is none.