The Brabus Rocket is a high-performance luxury car developed by Brabus, a German tuning company known for its extensive modifications of Mercedes-Benz vehicles. The Brabus Rocket 900, which has an output of approximately 900 horsepower, has been a prominent model. However, the Brabus Rocket 1000hp refers to even more extreme custom builds where the tuning results in the car generating around 1,000 horsepower or more.

### Key Features of the Brabus Rocket 1000hp:
1. **Engine**: The Brabus Rocket 1000hp typically features a heavily modified version of Mercedes-AMG’s V8 or V12 engine. The engine displacement is usually increased, and additional high-performance components like custom turbochargers, forged pistons, and a new exhaust system are added to achieve the 1,000 horsepower mark.

2. **Performance**: The car is capable of extreme acceleration and top speeds. For example, some Brabus Rocket models can go from 0 to 100 km/h (0 to 62 mph) in under 3 seconds, with top speeds exceeding 350 km/h (217 mph), making it one of the fastest road-legal sedans or coupes.

3. **Design**: The Brabus Rocket is not just about performance. It also features exclusive aerodynamic enhancements, including carbon fiber body components, custom wheels, and an aggressive stance. The interior is typically finished with premium materials like leather, Alcantara, and carbon fiber, with bespoke options for nearly every component.

4. **Technology**: The car includes state-of-the-art technology, including advanced infotainment systems, driver-assistance features, and custom-tuned suspension and braking systems to handle the immense power.

5. **Exclusivity**: The Brabus Rocket is extremely rare, often produced in very limited numbers or even as a one-off custom order. The price tag is also exceptionally high, reflecting the extensive modifications and luxury features.

Overall, the Brabus Rocket 1000hp is a true representation of extreme automotive engineering, blending luxury, exclusivity, and sheer power in a package that pushes the limits of what’s possible in a road-going vehicle.