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aerodynamics

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    Video: Looking back at the Citation IV concept that likely shaped the GM EV1
    How Chevy's Time In The Wind Tunnel Taught GM An Aero Lesson 1408491900

    Those who forget history are condemned to repeat it. We're not sure how that applies to the GM EV1, but we'd still like to share something from Autoline Daily, an online automotive new show with our friend John McElroy. He's been covering the business for decades now and recently found something ...

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    Report: Chevy comes up with Volt mirror modification to stop wind thumping
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    If you're getting annoyed by a 'thumping' noise caused by driving your Chevy Volt with the windows down, there is a fix kit available. One Volt owner in San Diego, CA, was pleased to have the problem solved, allowing him to go back to being a "fresh air fanatic." Dan Wolfson, who writes under ...

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    Exclusive: SAE Congress: Evolve Hybrid Wheels give Ford Focus SE a 1.1 mpg boost
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    As fuel economy regulations tighten all around the world, each part of the automobile is getting a second (and third and fourth ...) look to see if there is any way to squeeze out a few more yards per gallon. At the SAE World Congress in Detroit this week, Lacks Enterprises was showing off its ...

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    Sim-CEL has Tesla-quick performance, lasers for high beams
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    Sim-Drive continues to move towards its goal of evolving the gloriously fantastical all-electric eight-wheeled Eliica into a mass-produced passenger vehicle by 2015. Introducing the SIM-CEL (Cool Energy Link), the third iteration in the Sim series of prototypes. At first blush, this latest ...

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    2013 Nissan Leaf gets 15% more range in Europe
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    Nissan has got your "range extender" right here. The Japanese automaker says its UK-produced all-electric 2013 Leaf will have a single-charge range of 124 miles, or about 14 percent more than the Japan-produced 2012 Leafs that had a 109-mile single-charge range. Better still, Nissan's again ...

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    Official: 2014 Mercedes-Benz CLA-Class will be the world's most aerodynamic series production vehicle
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    It may not look it, but the 2014 Mercedes-Benz CLA-Class is aerodynamic as all get out. How slippery is it? Well, the compact sedan has a drag coefficient of 0.23, which will make it the world's most aerodynamic series production car when it goes on sale in the US this September. By comparison, ...

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    Video: Toyota shows off RAV4 EV's eco tricks with new videos
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    If a picture paints a thousand words, Toyota's hoping that a couple videos do a little better than that for its RAV4 Electric Vehicle. The Japanese automaker recently released a couple of videos touting the EV and its evolution through the company's partnership with Tesla Motors. The first ...

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    Report: 2015 Toyota Prius rumors start flowing
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    Toyota has already picked the low-hanging fruit when it comes to boosting the Prius hybrid's fuel economy. But the Japanese automaker's planning on climbing a little further up that tree. That's what Inside Line is reporting about the next, fourth-generation Prius, which is likely to debut in ...

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    Report: New Petersen Museum exhibit features early 'aerodynamic' cars
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    Los Angeles's Petersen Automotive Museum this week will debut an exhibit dedicated to early versions of what were thought to be aerodynamic cars, the New York Times reports. The cars may not have cut the wind as well as the designers intended, but some of them sure were beautiful. The exhibit, ...

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    MotoCzysz reveals 2012 E1pc with Kardashian-inspired butt
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    We are astonished. No, not because Team Segway MotoCzysz has just revealed its 2012 version of the E1pc and it looks pretty amazing. We expected that. Rather, we are somewhat stunned that the cultural impact of certain aspects of Kim and Khloe Kardashian's um, prominent physical attributes has ...

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    BMI's simple aero tweaks could increase semi truck efficiency by 12%
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    South Carolina-based BMI Corporation and the Department of Energy's Oak Ridge National Laboratory have developed a simple set of aerodynamic fairings that reduce fuel consumption of long-haul semi trucks by up to 12 percent. The aerospace-inspired add-ons, which BMI calls the SmartTruck UnderTray ...

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    Aerodynamic add-ons reduce fuel consumption of semi trucks by 7-12%
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    BMI Corporation, along with the Department of Energy's Oak Ridge National Laboratory, have developed a set of aerodynamic fairings that are claimed to reduce fuel consumption of long-haul semi trucks by 7-12 percent. The aerodynamic add-ons, which BMI calls the SmartTruck UnderTray System, ...

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    Lexus maximizes aerodynamic performance of CT 200h down to 0.28 Cd
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    Lexus CT 200h aerodynamics – Click above for high-res image gallery
    Aerodynamic performance is getting increasingly important for every new vehicle as automakers strive to improve fuel efficiency and reduce noise. That's especially true for hybrid vehicles as manufacturers aim for MPG ...

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    General Motors' wind tunnel turns 30, more important than ever
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    2011 Chevrolet Cruze in the GM wind tunnel – Click above for high-res image gallery
    Thirty years ago this week, General Motors opened its first full-scale wind-tunnel at its Warren, MI, technical center. Today, the facility is more important than ever. As automakers strive to hit new fuel ...

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    Chevy Tahoe increases MPGs by dropping the drag
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    It's not all that often that SUvs pop up on this site and even less often that one weighing in at nearly three tons graces our pages. Truth is, we rarely have reason to write about these gargantuans. Why? The answer is simple, they aren't usually what we would call green (yes, yes, we know the ...

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    Aftermarket spring kits can improve fuel efficiency by lowering drag
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    When most people think of aftermarket suspension components, particularly new springs, it's usually in the context of improving handling. However, performance-oriented suspension components can also have some positive, if unintended, consequences for fuel efficiency. Higher performance springs ...

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    GM pickups to adopt active louvered grilles for fuel economy?
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    Chevrolet Silverado – Click above for high-res image gallery
    General Motors' full-size pickup trucks may be next in line to get thermostatically controlled louvers behind the grille to improve aerodynamics. SRG Global, which produces a variety of components for numerous manufacturers, is ...

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    Report: Meeting new CAFE requirements will require strict diets, airplane-like aerodynamics and slippery tires
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    Years ago, vehicles were smaller and significantly lighter. Now, chock full with a growing list of standard features, vehicles have become overweight beasts on the roadways. It's certainly appealing to many to have all of the amenities of a luxury hotel suite packed into your car or truck, but ...

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    Questionable Aesthetics: Truck owners get in on the aero ecomods too
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    You might have thought that anyone who's willing to go to the trouble of modifying his ride with questionable exterior modifications in the name of fuel efficiency would start with a small, efficient vehicle in the first place. Apparently, that's not always the case, as can be seen by the Toyota ...

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    214 mpg with DIY aerodynamic fairings on a Honda 125cc motorbike
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    Putting an aerodynamic fairing around a motorcycle or scooter certainly isn't a new concept. Sometimes, though, major efficiency gains aren't as easy to come by as first expected. That's why Dutch efficiency enthusiast Allert Jacobs' successes are so amazing. So far, Jacobs has improved his Honda ...

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