Porsche reveals High-Performance 918 Spyder PHEV concept
Porsche 918 Spyder ? Fuel efficient when on the battery but probably the worst offender when on its V8. Green washing at its finest? Porsche unveiled an ultra-efficient, low-emission, mid-engine super sports car featuring it own variant of hybrid and electric drive technology. The 918 Spyder Concept combines high-tech racing features with an HEV-drivetrain offering some very unique attributes.