Full System Performance Exhaust KLX 140 / KLX 150 Performance Parts/Kawasaki/KLX140 - KLX150/Big Bore Kit Piston size is 55

Piston size is 55

This CDI can adjust timing and rpm based on your setting

*will not fit KLX 150 BF series

2x Cir Clip

Fits KLX 140 – KLX 150

Full System Performance Exhaust KLX 140 / KLX 150 Performance Parts/Kawasaki/KLX140 - KLX150/Big Bore Kit Piston size is 55Full system exhaust made from stainless with less weight, compatible with KLX140 2008 2025 and KLX150 L, BF series also available. Please choose bike type when making order or you can Contact Us if you have any questions Available with 2 (two) different header pipe size inner diameter, 26mm and 29milimeters. For stock head or big bore kit with stock cylinder head choose 26mm for better performance, big bore kit with cylinder head big valves 31 25mm