Hi newbie here .im somewhat confused as to the correct tyre pressures on my 2019 a5 petrol sportsback. On the door decal it shows what shd be with usual load 39psi fronts and 36psi rears but dont feel right...ive heard of oeners puting on 32 all round or 36 all round...any a5 b9 owners here let me know what works best....my tyres are stock ...Bridgestone potenza s001 255 35 R19 ...thanks!