Hello Volvo S70 T5 Bj99 239 PS 150 000 KM Since 2013 in my possession until today. Only in summer driven winter fall asleep. For 2 years I move the car with an exhaust system from Turbo+ software optimization : See photo , except on slurry was niks special to neer. March 2015, I took him out of hibernation and performed a service. Timing belt + water pump incl. all liquids, oil service (CASTROL Magnatek 5W30) all filters, spark plugs (original from the Vol vo). After the refreshment the performance has not been right anymore ?! We looked at everything again ?! Description: Hmm…. Just before hibernation I tested it against an AUDI S3 Bj 2005 with 310 ps DSG We were right up to 255 Kmh, a head to head race !! And now he just drives me from 160 Kmh of it ?! Hääää ??? and all the others who have known the car after the test drive said that there is something wrong Help: what is going on ? before I can break it down ? you help me to the case Has anyone experience with it already GLAUB NOT THE IT NORMAL IS THAT A CAR HAVING A SERVICE LATER ? Lg Bobi