GMC Sierra 2008 - 2013

Engine	Fuel	Stock	Stage 1	Gain
4.3 V6 195hp LU3	Petrol	195 hp / 353 Nm	215 hp / 370 Nm	+20 hp / +17 Nm
4.8 V8 302hp L20	Petrol	302 hp / 414 Nm	320 hp / 435 Nm	+18 hp / +21 Nm
5.3 V8 326hp LMG	Petrol	326 hp / 472 Nm	345 hp / 495 Nm	+19 hp / +23 Nm
6.0 V8 360hp L76	Petrol	360 hp / 515 Nm	380 hp / 535 Nm	+20 hp / +20 Nm
6.2 V8 403hp LS3	Petrol	403 hp / 565 Nm	425 hp / 585 Nm	+22 hp / +20 Nm
6.6 Duramax 365hp LMM	Diesel	365 hp / 894 Nm	395 hp / 945 Nm	+30 hp / +51 Nm

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