I wouldn't bother with a sealant to protect your new headlights, simply grab 2 sheets of 6"x24" Lamin-x, comes in 20 or 40 mil clear, yellow, blue, smoke and black (Colors are 17mil.)!
Check out the demo of the scratched 5 series...
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1999 Black/Tan CSVT
#2658 of 2760
201,000+km
- K&N, Magnecor race wires, Optima red top, BAT Euro Kit, KVR CF pads, PIAA Plasma Ion bulbs.
1989 Yamaha FZR600 - 40,000+km
- K&N Pods, Stage 3 Jets, V&H 4-1 exhaust