Walker Direct Fit Tailpipe 55102 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.

Audi A9 coming?

Audi A9 Render by Auto Zeitung We know that Audi is on a mission to fill every conceivable motoring niche; to produce a car that fits every need of every possible consumer. Their current range extends from the city car A1 to the luxo-barge A8 by way of the supercar R8. But there’s always room for more in Audi’s plan to be the biggest – and most successful – premium car maker on the planet.

2012 Ford Mondeo Titanium: The fastest ever Mondeo

2012 Ford Mondeo Titanium - the quickest ever Mondeo If you want an illustration of how quickly things are changing in the car world when it comes to the relationship between power and economy, you could do worse than look at the 2012 Ford Mondeo Titanium. The new Mondeo Titanium and Titanium S offer two options of power from their 2.0 litre Ecoboost lump, either a 200bhp version or a 237bhp one. And with a manual ‘box the 237bhp version becomes the fastest Mondeo Ford has ever built.