Brabus Upgrades the Mercedes SL's Powertrain to Crazy Land

With a bored-out 4.5-liter V8 and hybrid assistance, the Brabus 1000 delivers supercar-shaming acceleration and a bespoke, detail-heavy redesign inside and out.

By Verdad Gallardo - August 1, 2025
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Unleashing the Beast, Carefully
1 / 6
Engine Mods That Go Beyond Bigger Turbos
2 / 6
Acceleration That Punches Physics
3 / 6
Aerodynamics Sculpted in Carbon Fiber
4 / 6
Interior: Bespoke, Red, and Carbonized
5 / 6
Price of Excess
6 / 6

Unleashing the Beast, Carefully

Brabus has reengineered the Mercedes-AMG GT 63 S E Performance into the “Brabus 1000,” a car so powerful that its torque had to be electronically limited to prevent mechanical carnage. The modified 4.5-liter twin-turbo V8 hybrid produces 986 hp and a staggering 1,342 lb-ft of torque, but only 1,195 lb-ft actually makes it to the wheels. Anything more, and the transmission risks catastrophic failure. The base car’s already potent 805 hp was evidently not enough for Brabus, whose signature is excess turned surgical.

Engine Mods That Go Beyond Bigger Turbos

Achieving these brutal numbers took more than just turbo upgrades. Brabus increased the engine displacement from 4.0 to 4.5 liters (specifically 4,407 cc) by enlarging the bore. Internals now include forged pistons and high-performance connecting rods, anchored to a billet aluminum crankshaft. Custom turbochargers feed the bigger block, while an adaptive exhaust system with high-flow catalytic converters and particulate filters ensures it remains street legal under Euro emissions regulations. The electric motor, which on its own contributes 201 hp, supplements the combustion engine’s 785 hp.

Acceleration That Punches Physics

On paper, the Brabus 1000 delivers near-unbelievable acceleration. It sprints from 0 to 62 mph in 2.6 seconds, reaches 124 mph in just 9.5 seconds, and hits 186 mph in 23.6 seconds. For context, that’s hypercar territory, and all while weighing over two tons. The top speed is electronically limited to 200 mph (or 199 mph, depending on the source), which is likely more about preserving the tires and drivetrain than actual performance limitations.

Aerodynamics Sculpted in Carbon Fiber

Brabus has put the car through extensive aerodynamic revisions, not just aesthetic ones. A new front splitter, canards, and grille inserts help generate downforce and reduce drag, while a prominent carbon fiber rear wing balances the setup. The side profile is punctuated by carbon mirror caps and Brabus’ Monoblock Z 10-spoke wheels, 21 inches up front, 22 in the rear. KW suspension components lower the car by 20 mm (about 0.8 inches), giving it a more aggressive stance and improving high-speed stability.

Interior: Bespoke, Red, and Carbonized

Inside, the Brabus 1000 swaps AMG’s businesslike cabin for something more dramatic. Black leather is quilted across the seats, doors, floor mats, and even the trunk liner. Carbon fiber trim is applied liberally, and red anodized accents highlight vents, speaker grilles, and various switches. Illuminated carbon-fiber tread plates and ambient blue puddle lighting greet passengers upon entry. The headliner is wrapped in Dinamica faux suede, and a new pedal set completes the transformation from executive coupe to showpiece.

Price of Excess

All these enhancements come at a steep price. The Brabus 1000 costs €445,900, or roughly $515,000, more than double the base price of the already expensive GT 63 S E Performance. Still, for those who view AMG’s top-tier hybrid coupe as a starting point rather than a finished product, the Brabus 1000 offers absurd power, exclusivity, and craftsmanship that goes far beyond the showroom floor. Is it worth the price? We'll leave that up to you to decide!

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