







⚡ Ignite your ride with precision power – don’t get left in the dust!
The labwork CDI Box Replacement is a direct-fit electronic ignition module designed for Yamaha YFZ 450 models from 2004 to 2009. Featuring a 12-pin male connector and compact dimensions (86x81x36 mm), it offers a bolt-on installation that matches OEM specifications for part numbers 5TG-85540-00-00 and 5TG-85540-10-00. This cost-effective alternative delivers reliable ignition performance, making it a smart upgrade for powersports enthusiasts seeking value without sacrificing quality.


















































| ASIN | B07ZT3F427 |
| Best Sellers Rank | #395,587 in Automotive ( See Top 100 in Automotive ) #147 in Powersports Ignition Computers |
| Brand Name | labwork |
| Compatible with Vehicle Type | Motorcycle |
| Connector Gender | Male |
| Customer Reviews | 4.2 4.2 out of 5 stars (17) |
| Installation Type | Bolt-On |
| Manufacturer | labwork |
| Part Interchange Info | replacement |
K**N
Wow it actually works
Was surprised that this cdi actually works the factory one is $600. Haven’t put more than an hour on it though so hopefully it lasts a while
T**Y
Don’t buy!
Only work for a day
G**S
Excellent
Excellent