The tuning stages vary from 300 to 360 hp for the 2.0TFSI engine of Audi S1.
Stage 1, Stage 2- (minus), Stage 2 upgrades,are presented below.
Stock engine specs: Capacity: 1984cc bore x stroke: 82.5 x 92.8 (mm) Compression ratio: 9.6:1 Turbocharger: IHI RHF5
Full boost: 0.8bar@1700 rpm Constant pressure:0.65bar Pressure at revlimit:0.6bar Revlimit: 6500 rpm
Power: 220 & 230hp Torque: 350Nm
Stage 1:
Engine upgrades:
-Stage 1 Software upgrade
Engine performance:
Full boost: 1.5bar Constant pressure:1.45bar Pressure at revlimit:1.15bar Revlimit: 7000 rpm
Power: 300hp Torque: 440Nm
Stage 2- (minus):
Engine upgrades:
-Free flow air intake system -Full 70mm exhaust with free flow catalytic converter -Stage 2 Software upgrade *Tuning with a specific Boost Profile for turbo protection
Engine performance:
Full boost: 1.5bar Constant pressure:1.45bar Pressure at revlimit:1.4bar Revlimit: 7000 rpm
Power: 330hp Torque: 490Nm
Stage 2:
Engine upgrades:
-Free flow air intake system -Full 70mm exhaust with free flow catalytic converter -Stage 2 Software upgrade
Engine performance:
Full boost: 1.75bar Constant pressure:1.6bar Pressure at revlimit:1.4bar Revlimit: 7000 rpm
Power: 360hp Torque: 560Nm
Software upgrades:
Use of 95/100 octane fuel is mandatory.
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