K KevinW Free Member Nov 26, 2007 253 48 28 Cle Elum, Wa Aug 20, 2020 #1 Anyone running the Silber NA reflash on a stock G4? How are they running? Do you have to re-clutch or run higher octane fuel after? TIA
Anyone running the Silber NA reflash on a stock G4? How are they running? Do you have to re-clutch or run higher octane fuel after? TIA