Yamaha Piston Kits

XPR high compression custom piston kit includes Piston, Rings, C Clips and a lightweight DLC piston pin, that reduces friction and wear. These lightweight forged aluminum pistons are developed in house, utilizing our dyno to get optimal performance. Track tested and raced with top level professional riders. What are the benefits to a forged aluminum piston? Our forged aluminum pistons are much lighter than standard pistons, which allows for a quicker response with improved efficiency. How durable are forged aluminum pistons? The process of forging can provide excellent strength and durability over casted pistons. These forged aluminum pistons can withstand the high heats and pressures, expected with high stress race applications. Why would I buy XPR pistons over other brands? The pistons we offer at XPR were crafted from a team effort with CP Carrillo. Our unique design was made for higher compression, which delivers more torque and horsepower at the wheel. CP-Carillo's commitment to excellence, and trusted performance shows in their products.