YXZ1000R WR Edition Full Dual Exhaust System with ECU Tuning
 
**ECU Tuning Included with this Purchase**
 
Weller Racing has developed our all new WR Edition full exhaust system for the YXZ1000R!
Direct bolt-on replacement exhaust system with massive 18-20 HP gains at the wheels!
High flow replacement header (three into one design)
Dual mufflers
USFS approved spark arrestors
304 stainless steel mandrel bent tubing
Powdercoated mufflers
V-band clamp for easy install
O2 sensor fitting for optional sensor
Slip fit connections with springs for vibration dampening / long life
 - With our in house ECU programming we modify the following:
RPM Limiter
Speed Limiter
Improved Fuel Mapping
Improved Ignition Mapping
Improved Throttle Response
Air Injection System Improvements
Cooling Fan Activation Lowered
Usually same day service 
 
 
***Must send in your original ECU for us to re-flash. PLEASE INCLUDE NAME AND ORDER IN BOX WITH ECU!**