Suzuki Drz400 (01-04) Rev Box

Big Gun Rev Box DRZ 400 (Fits 01-04 Kickstart and electric start models) Adds up to 3 more horsepower once snapped in. Comes ready to install and go. Allows RPM to rev out 1000 RPM higher than stock while advancing the timing for a bit more torque on the bottom end.

This Fits

• 2001 DRZ 400
• 2002 DRZ 400
• 2003 DRZ 400
• 2004 DRZ 400