• Turns any 2019-21 CRF 450L/X/RL into a race bike
• Developed with SLR Honda Racing Team
• Kit Includes everything necessary to install cam intake and exhaust springs, seats and retainers, finger followers, top end gasket kit.
• Minimum 25% HP gain 20% torque gain
• Cam profile based off RX cam
• Fits CRF 450X/L/RL

Must run Vortex ECU with SD Powerhouse Custom Mapping Package 
* If you already own a Vortex ECU and need our custom mapping package, please send in your ECU with your name, number & bike info (model & year) to : 

San Diego Powerhouse 
14288 Olde Highway 80
El Cajon, CA 92021

Upon completion of uploading SDPH Mapping Package there will be a $250 charge.

Please allow a 2-3 day turn around to get the ECU back in the mail to you.