2004-2013 Yamaha YFZ450 Big Gun Exhaust - Evo Race Series - Exhaust Full System

Hard anodized oval shaped aluminum muffler

TIG welded reinforced muffler bracket

304 stainless steel mid pipe / head pipe

Red powder coated stainless steel end tip

Lighter than stock exhaust

Massive horsepower and torque gains

Sleek muffler design allows for maximum clearance

Removable screen-type USFS approved spark arrestor

Handmade in the USA

1 Year Limited Manufacturers Warranty

All Big Gun exhausts are for closed course use only and are not intended for use on the road.

NOTE: Big Gun exhausts are NOT LEGAL for sale or use on pollution controlled vehicles in the state of California.

Part Number: 09-24603