41 Articles
Official
MTM loads 787 hp into the 2020 Audi RS 6 Avant wagon

It claims to have unleashed 196 extra ponies from just a basic software tune

Official
2020 Ford Mustang Shelby GT500 reaches 708 hp on Hennessey's dyno

Hennessey's Venom packages will juice output even higher

Official
Listen to the Hellcat in a Hennessey Maximus Jeep Gladiator racing on a dyno

Hennessey estimates a 30% driveline loss due to the off-road tuning components

Official
Ford will bring more than 50 tricked-out vehicles to SEMA: Here's a preview

It previews the wild and sometimes weird world of SEMA customization

Official
Hennessey’s 600-hp Lincoln Navigator is here

An extra 150 horsepower to drive the luxe for $19,950

An extra 150 horsepower to drive the luxe for $19,950.

Report
BMW M5 Competition Package details leaked ahead of reveal

It reportedly adds 25 horsepower and 37 pound-feet of torque

There are new details about BMW's forthcoming Competition Package for the 600-horsepower M5 sedan, which the automaker plans to unveil next week. A member of the Bimmerpost online forum from Australia claims to have one on order and claims to have received the information from BMW Australia, Munich and the local dealer.

Chicago
Dodge Durango gets performance Mopar options for R/T, SRT

The familiar dual stripes and a tuned exhaust add to the aggressive performance models.

The familiar dual stripes and a tuned exhaust add to the aggressive performance models.

Video
2,700-horsepower Nissan GT-R shows the limits of a dyno

The car makes more horsepower than the dyno can measure.

Official
Perk up your Mazda Miata with BBR's new 248-horsepower turbo kit

It's less expensive than that V8 swap you've considered.

Flyin' Miata is the sole US distributor.

Official
2018 Porsche 911 S gets optional 30-horsepower performance kit

Look for new colors and an expansion of Porsche connectivity features.

ETC
Porsche purists, look away: This 911 is powered by Hyundai

Thanks to Bisimoto Engineering, this 911 is getting an engine from Hyundai. And probably a ridiculous amount of power.

ETC
In Michigan, car hackers could face life imprisonment

But proposed law doesn't discern between criminals, gearheads or researchers.

Car hackers may not want to mess with vehicles in and around the Motor City. A pair of Michigan lawmakers introduced legislation Thursday that would punish anyone who infiltrates a vehicle's electronic systems with penalties as harsh as life imprisonment.

Official
ABT Sportsline coming to US, premiering AS6 at SEMA

ABT Sportsline, known as ABT Tuning from its founding in 1967 until 1991, is a German aftermarket parts and tuning company that has focused on enhancing Volkswagens and Audis since the VW GTI bowed in 1978 (in Europe, at least) and races competitively in DTM (Germany's touring car racing series). The company has kept its roots in Europe

Official
Brabus' 730-hp 2014 Mercedes S-Class is for those who can't wait for AMG

You can't even buy the 2014 Mercedes-Benz S-Class yet, but Brabus is ready to help you prepare for it. The German tuning house has engineered a suite of upgrades for the sedan that does just about everything but provide a button for its own aftermarket tune. The heart of any Brabus is the engine, and there are three heart transplants to choose from: there's the B50S for the S550 that adds 65

Official
Saleen 351 announced with 700 HP

With Steve Saleen back at the helm of his namesake automaker, another recognizable name is reappearing in the Saleen sports car lineup. As previewed by the above rendering at the LA Auto Show, the Saleen 351 returns after a 13-year absence wi

SEMA
Hyundai and Bisimoto ready 600-hp Elantra GT for SEMA

The twisted minds at Bisimoto Engineering took one look at the 2013 Hyundai Elantra GT and said, "Nice looking car, but , really? Only 148 horses out of 1.8 liters?"

Brabus Tesla Roadster gets "renewable" miles in new Green Package in Germany

Brabus Tesla Roadster – click above for high-res image gallery

Autotechnik + Tuning brings the rain with its Thunderstorm BMW M3

Autotechnik + Tuning Thunderstorm BMW M3 -- Click above for image gallery

VIDEO: V10-powered E30 M3 vs. V8-powered E92 M3

E30 M3 V10 vs. V8-powered E92 M3 -- Click above to view the video after the jump

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