Hi rob,we jumped on the diesel injector removal game about 2 years ago also we have almost perfected removing broken glow plugs,we have also purchased an injector test bench,so not only do we test our own injectors but we are now testing injectors for other garages.we have good website which has all the key words required for our business,this website has attracted over 26k hits in two years so make sure your keys words are spot on I was suprised at the amount of work we get from our website,like wise if I can help you please ring.01455632826.website address "midlanddieselsolutions.co.uk".thanks terry taylor