postal

What does everyone think to one of THESE? Feedback seems very good with a range of VAG cars been done. Just never heard of a company that you send your ECU off to and they remap it and send it back. Just not sure if can be trusted? It is only £99, so tempting! Or is it one of those to good to...

Anyone on here heard of Custom tuning.co.uk, based in South Yorkshire? They offer a £95 postal remap for the 1.8T which claims to boost power to about 216bhp on a standard 1180bhp engine. ANy comments would be very helpful, good and bad...