Make Model Spec C70 2.0IC70 2.3I T5C70 2.3I TURBO 20VC70 2.4I BI FUELC70 2.4I TURBOC70 2.5I TURBOC70 COLLECTIONC70.C70. CONVERTIBLE.16 OPTC70. COUPE 16 OPTC70. 18 OPTC70. 2.3I TURBO.C70. CABRIO HTC70. CONVERTIBLE, LTC70. COUPEC70. COUPE/CONVERTIBLE OPTC70. STANDARDC70: 17 OPTC70: 18 OPT What should my pressure be?