About Fitting
The majority of cars are simple to fit and fitting takes less than 10 minutes , however a few cars are a bit more difficult (depend on car model and engine size)
 cars/vans fitted with the 1.6 PSA engine are difficult most of the others as stated are simple
If you are not sure or need any  help email tunerchip@gmail.com or call 07951178250.
 let me know your  cars/vans
Make,Model ,Year and Engine size 
so I can advise on fitting
Below are a few examples

KIA Ceed
KIA CEED
Vauxhall 120 BHP
VAUXHALL 120 BHP