140 bhp

Picked up a mk6 2.0TDi GT factory standard. Love the clean lines & the way it pulls from low revs. I’m thinking about the 170 remap. Are any other mods required eg. performance air filter, injectors to make the remap as successful as poss?? Any strong opinions or experiences on remap versus...

Hi, I have the Audi A3 8P1 Quatro 2.0 TDI 140, remapped to 178bhp. I've not had the car long and the turbo just last night started to make the dreaded siren sound, not just under load, but at low revs in neutral, both with increasing and decreasing revs. It's quite prominent when I first start...