Mercruiser Bravo Trim Rams on 2040-parts.com

More Power! Get the details on the potent Porsche 911 GT3 RS 4.0

Porsche has ramped up the already heady performance of the 911 GT3 RS through the adoption of a new, naturally aspirated 4.0-liter version of the company's sturdy, horizontally opposed flat six-cylinder engine. The unit kicks out 50 hp more than the 3.8-liter six-cylinder used in the existing 911 GT3 RS. This mill claims 500 hp at 8,250 rpm, a figure which makes the speedster the most powerful naturally aspirated road-going version of the 911 ever.

New Mercedes GLA teased on video

Thye new Mercedes GLA (pictured) teased on video ahead of Frankfurt It was only last week we revealed that the latest iteration of the new Mercedes A-Class – the Mercedes GLA Compact SUV – would be making its debut at next month’s Frankfurt Motor Show in production guise. And now Mercedes are starting the tease. They kicked of late yesterday with a sketch of the new GLA, but as we’ve already seen the concept at Geneva, and designers sketches are not exactly the most reliable interpretation of the reality, we didn’t see much point in republishing them (you can see them on Mercedes Facebook page).

Winners and Losers: Porsche sales pop in April

Porsche sales spiked 82 percent in April and are up 46 percent for the year, parking the luxury automaker among the top five winners so far for 2011. The redesigned Cayenne made the biggest contribution, with sales up an eye-popping 384 percent from last April and 141 percent for this year. Porsche counted 1,578 copies of the Cayenne sold in April, versus 326 the year before.