
By Greg Migliore

The 2011 Ford F-Series has been America's top-selling truck for decades. But in a nod to changing times, Ford is now also focusing on fuel economy for its iconic truck.
The F-150, which is offering a V6 again this year, will get 23 mpg on the highway and 16 mpg in city driving using the naturally aspirated, 3.7-liter V6 that makes 302 hp. It works with an upgraded six-speed automatic. The figures are pending final EPA certification and are for the two-wheel configuration.
This engine still puts out 278 lb-ft of torque, critical for the daily grunt most work trucks require, and can tow up 6,100 pounds.
Also impressive is the new 5.0-liter V8, which will get 21 mpg on the highway and 15 mpg in the city. This engine pumps out 360 hp and 380 lb-ft of torque with 10,000 pounds of towing capacity.
The tweaked midsize sedan shows promise, but is it enough to break the carmaker out of its slump?
Buyers now know exactly what to expect from the 2011 Suzuki Kizashi Sport. Suzuki has announced that, next year, the sharper version of the company’s midsize 4-door will be available in two configurations: GTS and SLS. The Kizashi Sport GTS will come packed with luxuries such as a moonroof, Bluetooth hands-free calling and a 425-watt Rockford Fosgate sound system. The SLS trim throws in leather seats, rain-sensing wipers and automatic headlights, among other things. All of those goodies are piled on top of a suspension that is both lower and firmer than that of the standard Kizashi, and Suzuki says that as a result, the Kizashi Sport serves up a sharper driving experience.By Jake Lingeman

Honda took home the Greenest Automaker title for the fifth year in a row from the Union of Concerned Scientists last week. The company narrowly beat Toyota and Hyundai for the top spot.
UCS's rankings judge automakers' environmental performance on a smog-per-mile basis, along with global-warming emissions for the entire fleet. The average of the top eight automakers is considered 100, where a lower score is better, higher is worse.
Volkswagen, Nissan, Ford, General Motors and Chrysler rounded out the top eight, accounting for 92 percent of cars sold worldwide.
This year's rankings saw improvement from all automakers, though the Detroit Three still ended up in the bottom half. Fleet average global-warming emissions continue to be a factor in the rankings, but as new standards are phased in, the UCS said it expects to see progress in that segment as well.
Company plans to offer 600 electric vehicles for rent in 2011.
Need a car for your upcoming visit to Vacation Hot Spot X, but saddled with paralyzing guilt over your massive carbon footprint? Love the Nissan Leaf you have on order so much that you can't bear the thought of parting with it when you fly off to a distant city? Worry not: Enterprise Rent-A-Car aims to fix your problem. The company recently announced plans to offer 600 electric vehicles for rent in various locations around the world. Two cars will be available: the Leaf and the Coda Automotive Sedan (yes, that's its real name), above, an electric 4-door based on a Chinese-market car called the Hafei Saibao.
By Julian Rendell

Bentley is considering equipping its future V8-powered Continental GT variant with a dual-clutch transmission that sister-company Audi badges as S-Tronic.
Bentley's engineers are doing engineering studies on the feasibility of packaging the S-Tronic into the Continental's transmission tunnel.
Massive Toyota device aims to help move us to an accident-free world.
In an enormous building in Japan, Toyota has built what it says is the "world's most advanced" driving simulator. The Lexus-branded sim, which looks like a giant golf ball and rides on a series of tracks inside a massive hangar, can mimic every aspect of modern driving, from high speed to cockpit distractions. It was engineered to monitor driver behavior and reaction times, and to help develop active safety features that may appear on future models. By Greg Kable

It was only natural. With the SUV craze decidedly downsizing, BMW appears set to add an X4 -- with a range-topping M version -- as part of plans to expand its utility-vehicle lineup in 2014.
Conceived along the lines of the highly successful X6, the X4 is a smaller and more agile four-seater. Although it shares the same floorpan, drivelines, chassis and engineering hard points as the X3, the X4 is set to receive individual styling in a move to give it a more sporting image and enable BMW to position it higher than the SUV upon which it is based.
Subcompact cars are better than ever, but they may never be a good fit for America.
There’s no question that Americans are opening their minds and wallets to small cars. But how small are most people willing to go? That’s the question I have after testing the Ford Fiesta subcompact and its kissing cousin, the Mazda2.
The Ford and Mazda hatchbacks, like the Honda Fit before them, are cute and spunky, if underpowered. But I’m still not sure I’d buy one -- especially when I could have a slightly bigger, better compact like a Mazda3 or the new-generation Ford Focus for only a bit more money.
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Cars are cool, and here at MSN Autos we love everything about them, but we also know they're more than simply speed and style: a car is an essential tool, a much-needed accessory to help you get through your day-to-day life. What you drive is also one of the most important investments you can make, so we'll help you navigate your way through the car buying and ownership experiences. We strive to be your daily destination for news, notes, tips and tricks from across the automotive world. So whether it's through original content from our world-class journalists or the latest buzz from the far corners of the Web, Exhaust Notes helps you make sense of your automotive world.
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Contributors

Clifford Atiyeh has spent his entire life driving cars he doesn't own. Raised in Volvos, he has grown to love fast, irresponsible vehicles of all kinds. He is the senior news editor at MSN Autos and also reports for Car and Driver, Road & Track, The Boston Globe and other publications.
In the garage: 21-speed Iron Horse, 2002 Jeep Wrangler X (not his)
Doug Newcomb has covered car technology for over 20 years for outlets ranging from Rolling Stone to Edmunds.com. In 2008, he published his first book, "Car Audio for Dummies" (Wiley). He lives and drives in Hood River, Ore., with his wife and two kids, who share his passion for cars and technology.
In the garage: 1996 Chevrolet Impala SS, two 1984 Chevrolet Blazers, 2008 Honda CR-V
James Tate learned to drive stick at age 13 in a 1988 Land Cruiser - in La Paz, Bolivia. He's since been a mechanic, on a pit crew and has wrenched on every car he's owned since his first 1989 Honda CRX Si (and won't stop until the car is a 1973 Porsche 911 RS). His work has appeared in Car and Driver, Popular Mechanics, Automobile and others.
In the garage: 1995 Porsche 911 Carrera, 1988 BMW M5




