New Volkswagen XL1: Diesel-Electric Hybrid Concept Grows Up but Becomes Even More Fuel Efficient | Carscoops
VW unveils its first diesel mild hybrid - CNET
Hybrid or Diesel: What Should I Buy for the Best Fuel Economy? - Motor Review
Sweet VW Diesel Hybrid Gets 70 MPG | WIRED
VW Volkswagen XL1 All electric white concept car, en-route to Capesthorne Hall classic May car show, Cheshire, UK. Ultra-Rare 2015 Volkswagen XL1 Diesel-Hybrid Capable of 260 MPG Stock Photo - Alamy
For Sale: Ultra-Rare 2015 Volkswagen XL1 Diesel-Hybrid Capable of 260 MPG
VW L1 diesel-hybrid concept at 2009 Frankfurt motor show | CAR Magazine
2014 Volkswagen Jetta Hybrid: Think Carefully - The Car Guide
VW unveils new Tiguan with plug-in hybrid, petrol and diesel options
2013 Volkswagen Jetta Hybrid SEL 4dr Sedan Specs and Prices - Autoblog
VW Redefines 'Car' With A 170-MPG Diesel Hybrid | WIRED
Diesel Hybrids: Why They Don't Make As Much Sense As You Think
Volkswagen's Up! city car gets diesel hybrid powertrain from its XL1; named Twin Up! - CarWale