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XL1 dive and drive: Volkswagen aggressively optimizes for efficiency in its sleek diesel plug-in hybrid

Green Car Congress

The XL1 is aggressively optimized for efficiency in all areas of its design and technology—from materials (carbon fiber reinforced polymer monocoque); to powertrain (0.8L The XL1 is not a product of any of Volkswagen’s modular Baukästen (assembly kits such as the MQB, MLB or MSB, earlier post ). Click to enlarge.

Plug-in 324