I don't know about bigger oil coolers, but the member Quad junkies on here added a SPAL fan to their son's race quad that uses the connection from the head lights (only if you don't use your headlights) and it drastically reduced temps
This is an older thread, you may not receive a response, and could
be reviving an old thread. Please consider creating a new thread.
Raptor Forum
A forum community dedicated to Yamaha Raptor owners and enthusiasts. Come join the discussion about performance, news, modifications, troubleshooting, maintenance, and more!