Hi I have a td5 90 with a 150,000 on I've taken it to be chipped today n there is now no boost the chap said my turbo has gone I'm looking to replace with a hybrid turbo by I've heard the older td5 engines aren't so good for maximum tuning does any one give me sum advice weather this is a good idea or not or any other recomandations how to get it running sweet again ie recon turbo or just a second hand one many thanks sam