Exhaust Throttle Valve D=39.5 for KTM 250/300 EXC/XC-W - 54805009280

This is an OEM exhaust throttle valve with a 39.5mm diameter, designed to regulate exhaust flow in the silencer for optimal engine performance and emissions control. It ensures precise throttle response and backpressure management in off-road conditions.

Compatible with KTM 300 XC-W Six Days TPI (2019 US), 250 XC-W (2018, 2017 US), 300 XC-W (2018, 2017, 2015, 2014 US), 300 XC-W Six Days (2018, 2017 US), 250 EXC (2007, 2006 EU), 300 EXC (2007, 2006 EU), and 300 EXC-E (2007 EU).

Made to original KTM specifications for direct replacement and reliable durability in demanding enduro and cross-country riding. The valve maintains proper exhaust tuning across RPM ranges.

Check compatibility list below to see if this part fits your motorcycle model.