I've used the clear headlight protectors from Xpel.com before. The clear protection film does work well. Unless your very skilled, I'd consider having the film professionally installed. The headlights were nerve wracking enough, no less a huge front valance.
NHTOC # 68 2002 DSG
FTVB & deep pan - awesome!
Front and Rear Hellwig swaybars, bilstein shocks, Denso IT20, Column pod w/ Autometer ultra-lite boost gauge, K&N panel, Retrax tonneau, slotted/dimpled rotors & Hawk HPS pads, LFP e-fan, LFP heat exchanger, 170° Stant t-stat