3.5L V6 SFIVVT. Yeah baby! Yes! Yes! Yes! You don't have to worry about depreciation on this beautiful 2008 Pontiac G6! The guy before you got it all! What a guy! New Car Test Drive called it ...a roomy car that offers good road manners and excellent overall function... The precision-tuned 3.5L V6 SFIVVT engine provides the very essence of performance, delivering substantial horsepower and torque. J.D. Power and Associates gave the 2008 G6 4.5 out of 5 Power Circles for Overall Initial Quality.