Magnaflow 15744 Cat Back Performance Exhaust on 2040-parts.com

Volkswagen XL1

Volkswagen chose the Qatar motor show to debut its new XL1 Super Efficient Vehicle. The latest evolution of the SEV niche – that stretches back to the 1-liter concept of 2002 – makes extensive use of lightweight materials and hybrid technologies to offer a reported 313mpg. The car's exterior is a clear evolution of the tandem seat L1 from 2009.

Concept Car of the Week: Citroën Zabrus (1986)

Designed by Marcello Gandini for Bertone, the quirky BX proved to be a big success for Citroën. Eager to improve its brand image and to boost its already healthy sales figures, the brand put the popular BX on steroids and entered the World Rally Championship. Unfortunately the beefed-up BX 4TC didn't shine on the rally stage and despite a powerful engine, the road-going version didn't sell well either.

Nissan Resonance SUV: 2013 Detroit Auto Show

The Nissan Resonance SUV Concept has been revealed at the Detroit Auto Show, previewing many design cues for the next generation Nissan Murano. The Resonance Concept has been designed by Nissan’s design team in California with what Nissan are calling ‘boldly futuristic aerodynamic styling’ and gets a hybrid powertrain with a 2.5 litre ICE engine with a pair of electric motors, CVT ‘box and a laminated lithium-ion battery pack. The Resonance gets a design they’re calling ‘V-Motion’, which is meant to flow the design through the car from the front grill, move through the bonnet with the boomerang headlights adding to the flow.