Engines and Transmission
Hello everyone, I need help with tuning my daily driver X20XEV. :) I own Opel Calibra 2.0i 16v 100kW, year 1997, its Last Edition. Number 0057.
Exhaust headers 4-2-1
Performance exhaust 2.5" (63.5mm)
Magnaflow sport cat
Improve intake (open up bottom of the airbox and...