Big Gun 10-20503 EVO Mini Series Full Exhaust System for Yamaha

The Big Gun EVO Mini Series exhaust system is engineered for small-displacement motorcycles and ATVs ranging from 55cc to 230cc, delivering enhanced performance with a factory-quality finish. This complete full system replacement features advanced engineering and premium construction materials designed to maximize power across the broadest possible RPM range.

Key Features:

• Ceramic-coated 18-gauge mild steel stepped header pipe for optimal exhaust flow
• 6061 T-6 aluminum silencer with hard anodized titanium finish
• State-of-the-art computer-mapped power curve for maximum broad-range performance
• Euro-style end cap matching Big Gun's full-size systems for a complete factory appearance
• Custom stainless steel heat shield included on all models
• High-performance silencer packing for improved sound control
• USFS approved spark arrestor meeting 94-96dB requirements
• Lighter weight than stock exhaust systems
• Deep, rich exhaust note

This system is available with your choice of tapered or stepped header pipe and tail section configurations. Backed by a 6-month manufacturer's warranty, the EVO Mini Series delivers professional-grade performance and durability. This exhaust system is designed for closed course competition use only and is not intended for street use. Not legal for sale or use on pollution-controlled vehicles in California.