Dead easy, just pull the plastic surround away by pulling forwards there is an open segment to get your finger in.

Then once removed there are some screw heads to undo around the lamp unit, that's it... Simples

Also seen these as alternative fog light lamps;

http://www.horizonleds.co.uk/cree-leds/fog-light-cree-led-bulbs/hb4-9006-cree-led

Worth a try at around £16.00 each?

Dead easy, just pull the plastic surround away by pulling forwards there is an open segment to get your finger in.

Then once removed there are some screw heads to undo around the lamp unit, that's it... Simples

Also seen these as alternative fog light lamps;

http://www.horizonleds.co.uk/cree-leds/fog-light-cree-led-bulbs/hb4-9006-cree-led

Worth a try at around £16.00 each?

Thought that's all I needed to do, and led bulbs will throw an error as they are read by canbus and can't be coded out.

Stick these in if it does chuck up an error?

http://www.horizonleds.co.uk/led-accessories/led-canbus-accessories/fog-light-resistor-kits