Powerful UK Ltd 4X4 Parts & Accessories. Crystal Halogen Headlight Upgrade Kit. Improve the lighting on your vehicle with these new crystal headlights. This is a full upgrade kit consisting of 4 headlights (2 x H4 type and 2 x H1 Type). These headlights use the latest multi-surface reflector technology to define the beam pattern and have a smooth front lens.
Older headlights use the lens to set the beam pattern. If you look at the latest Bentleys they all have smooth lens design headlights. In addition to having great light output these lights look much cleaner and sharper than ...