Top Quality Aftermarket CDI BOX, strictly tested, This is a Plug and play unit, direct fit, and easy to install. Durable mmet and exceeds OE Standard. Compatible vehicle: It fits for Yamaha Timberwolf 250 YFB250 1994-1998, YFB250FW 4x4 1994-2000, Bear Tracker 250 YFM250X 1999 2000 MPN: Replace For Yamaha OE Part Number 4BD-85540-10-00, Z021-0045N, 0451018, 0452187 The KIPA CDI Fits yamah YFM250, It will completely remove the factory OE redline to unlimited and it also adds a little more timing to boost performance. Important: Please Do Remove the remove the battery wire plug before installation, Make sure it's power off position as you install it. Make sure all the wires are far away from heat and well-settled in the position. Sometimes, your ignition Coil and flywheel magneto Etc electrical components need to be tested as well after installation, to ensure the safe and performance Replace OE Part Number:
4BD-85540-10-00 Z021-0045N, 0451018 0452187

Compatible vehicle: Fits for
2000 Yamaha Bear Tracker 250 YFM250X
1999 Yamaha Bear Tracker 250 YFM250X
2000 Yamaha Timberwolf 250 YFB250FW 4x4
1999 Yamaha Timberwolf 250 YFB250FW 4x4
1998 Yamaha Timberwolf 250 YFB250FW 4x4
1997 Yamaha Timberwolf 250 YFB250FW 4x4
1996 Yamaha Timberwolf 250 YFB250FW 4x4
1995 Yamaha Timberwolf 250 YFB250FW 4x4
1994 Yamaha Timberwolf 250 YFB250FW 4x4
1998 Yamaha Timberwolf 250 YFB250
1997 Yamaha Timberwolf 250 YFB250
1996 Yamaha Timberwolf 250 YFB250
1995 Yamaha Timberwolf 250 YFB250
1994 Yamaha Timberwolf 250 YFB250