RENNtech R1 Performance Package | GT 63 (S) AMG | X290 | 793 HP / 788 TQ | 4.0L V8 BiTurbo | M177 | MY2019+ porsche-911--997-2---2009-2013--turbo-s-esr1241669 this special package includes the

this special package includes the RENNtech T-304 stainless steel (SS) sport mufflers which are 100% hand made in the USA

CLASS C (W 203) 320 V6 [Needs 2 Filters] (HP: 218 | Year: 00 > 05)

8L DFI) ECU Upgrade

460 LB-FT @ 4

RENNtech R1 Performance Package | GT 63 (S) AMG | X290 | 793 HP / 788 TQ | 4.0L V8 BiTurbo | M177 | MY2019+ porsche-911--997-2---2009-2013--turbo-s-esr1241669 this special package includes theR1 Performance Package for Mercedes AMG GT63 4 Door Coupe: ECU Upgrade (HHT),Mufflers, Blow Off Valves (BOV), Exhaust Valve Module (EVM), BMC Air Filters The Mercedes AMG GT63 4 Door Coupe (X290) is powered by the latest V8 BiTurbo engine developed by AMG, the companys Affalterbach based performance division and long fabled engine builder. The result is nothing short of spectacular and the 4. 0L V8 BiTurbo engine is an incredible platform to build