16 sti check engine light
P0171 code
91 Octane
5th gear v1.0
3rd and 4th gear v1.0
Damon 135
2024-04-07 20_28_43 I8A0S I8A0S+ 91 17T 3.5 v1
V1 With Catless dps
Car feels smooth / no codes or issues
4th gear pull
boost pre turbo
2024-04-07
15 psi spring 3rd gear
Gatepressure only