I've put Philips X-Treme Xenon 55W lamps in mine, and soldered the two circuits together inside the switch housing

This means Low & High beam together when high beam is flashed or switched on.


Detailed here: http://www.xt660.com/showthread.php?...ight=main+beam

Result? Pretty massive flood of light.
Cost? �17

Job done.

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Bike: 2013 XT660Z, TKC70 tyres

Mods:
Barkbusters, Scottoiler, DIY Tail Mod, DNA Stage 3, Power Commander V & O2 Eliminator, Exan X-Black Stainless exhaust, Tool tube, Ohlins linear front fork springs, Nitron rear shock, JT front and Supersprox rear sprockets, D.I.D. VX 520 chain, Adventure Spec bashplate, DIY USB Outlet, DIY chain guide, Kev's Throttle mod

http://www.facebook.com/onemooseonemotorbike