Rear diffusers improve vehicle aerodynamics by accelerating airflow underneath a car, improving grip, handling performance, and fuel economy.

BMW just unveiled the high-performance M2 CS. The variant isn’t available with a manual transmission, but it’s upgraded engine makes 523 hp.

The 2026 BMW M2 CS features a 523-hp twin-turbo 3.0-liter straight-six, making it the mightiest rear-wheel-drive M car. The CS is also lighter than the M2 Competition, and it's only offered with ...

Stellantis has just filled an interesting patent for a retractable, fabric rear diffuser.Rear diffusers are normally fixated to the lower rear portion of a vehicle and work to either improve ...

Shed has found another SOTW debutant for you this week in the smooth shape of this BMW 330d E92 coupe. Good looking cars, these, and even better looking under the bonnet which conceals one of the ...

BMW M3 E92 vs Mercedes C63 AMG – which V8 sounds better? Listen to the aggressive exhaust notes, onboard revs, and acceleration as these two performance beasts go head-to-head.

One of the rarest production Beemers ever made, if not the rarest, is the M3 GTR, based on the E46-era M3. The M3 GTR was ...

The diffuser is a chunk of bodywork low on a car’s rear end, usually shaped to manage airflow, improve aerodynamics, and—let’s be honest—look bitchin’. Bugatti’s new Tourbillon super ...

Honda has filed a patent application for an active diffuser that would deploy only when needed, keeping a vehicle's styling clean and uncluttered when it's not in use. Rear diffusers are typically ...

BMW M3 GTS (E92, 2010-2011): review, history and specs of an icon With a price tag more than double that of a regular E92 M3, the M3 GTS was a tough sell back in 2010. But get behind the wheel ...

This year marks the 50th anniversary of BMW’s M division. That fateful letter has given us some of the best driver’s cars ever, and high on that list is the E92 M3, the first and only M3 with ...

In ’88, though, BMW decided to make it even better, by upping the power of the 2.3-litre four-pot to 220bhp, adding larger wheels, thinner rear and side glass, a lighter bootlid, and new front ...