Tools you will need:

1. a long 3mm drill bit & drill.
2. 1 6-6.5mm drill bit
3. 1 caulking gun.
4. 1 tube of sika-flex or sticks like sh*t
5. 1 Mike Norton or a friend of similar height would be extremely advantagious! :D
6. 1 hole cutter or 20mm drill bit.
7. 1 can of panel wipe or thinners(if using thinners make sure you have a dry clean cloth to hand as you'll need to wipe away excess immediately!)

The spoiler now fitted to Mikes car is a Lester one.

WARNING! this job should only be taken on with 2 people.