Pro Circuit makes the planet’s fastest KXF250s, and is already making tuning bits for the all-new 2017 KXF250. Their Titanium Exhaust Valves and Titanium Intake Valves are two new products that will help extend the life the engine while boosting performance.

The Pro Circuit titanium valves are designed using our extensive racing experience and manufactured to exact specifications by Del West, the industry leader in F1 valve technology,

Each exhaust and intake valve is CNC-machined and precision ground. A thermal-nitride coating is then applied to increase performance, durability and help reduce normal wear.