FMF Powercore 4 Muffler DRZ400 043010 FMF043010 Youth Bolt Hat Solid cell core framed by

Solid cell core framed by a more flexible 32 cell structure

highly ventilated and flexible rigid chest protector with flexible side wings that adapt to the rider's body

600 Denier polyester internal reinforcement on shoulders and elbows for additional abrasion resistance

Medial side entry opening/closure system features elastic-mounted zipper with wide velcro-closure for flexibility and secure fit

Enhanced sonic evacuation delivers a higher flow of exhaust gases

FMF Powercore 4 Muffler DRZ400 043010 FMF043010 Youth Bolt Hat Solid cell core framed byDeveloped to increase the horsepower and torque throughout the entire power curve producing a noticeable power increase that is usable and compatible with every style of riding Aluminum construction and stainless steel Hi Flo end caps make for the perfect balance of performance and strength Removable spark arrestor included 2003 2004 Kawasaki KLX 400 2000 2005 Suzuki DR Z 400 Fitment Disclosure This quick reference fitment information is provided to