You could sell BOTH sets and go Hella DynaBeams... It's a bit of a downgrade as they are Halogen and not HIDs, but cosmetically, I like the Hellas better than the stock MACHs... it's something I've considered, and from what I've heard, the light on Hellas is really good!
2000 Electron Blue Pearl Honda Civic Si
2002 Sonic Blue Ford Focus SVT #661 SOLD
2004 Screaming Yellow Ford Focus SVT#1522
2006 Wicked White Mitsubishi Lancer Evo IX
2008 Grabber Orange Ford Mustang (Roush Stage 3)