Following a preview late last year at the Essen Motor Show, AC Schnitzer has released a full range of tuning parts for the new BMW 8 Series.

The tuning specialists have finalized the engine upgrades for BMW’s grand tourer and the results are promising. The 840d’s turbocharged 3.0-liter six-cylinder diesel engine gets a healthy upgrade to 380 PS (375 hp) and 780 Nm (575 lb-ft) of torque, up from 320 PS (316 hp) and 680 Nm (501 lb-ft) in the stock version.

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The power kit for the M850i’s twin-turbocharged 4.4-liter gasoline V8 is even more enticing. AC Schnitzer managed to squeeze 620 PS (612 hp) and 840 Nm (619 lb-ft) of torque from the eight-cylinder engine — 90 PS (89 hp) and 90 Nm (66 lb-ft) more than the factory engine.

AC Schnitzer has also developed sports rear silencers for the exhaust system, including two exhaust flaps each with two carbon “Sport”, “Sport” or “Sport black” tailpipes. Additionally, BMW 8 Series G15 owners can opt for a suspension spring kit that brings the car 20 mm (0.78 in) closer to the ground.

On the outside, visual upgrades include carbon front spoiler elements, front splitter, front side winglets, bonnet vents with carbon inserts, carbon side skirts, as well as carbon rear diffuser, rear spoiler, and “Racing” fixed wing. The BMW 8 Series also gains a Formula 1-style brake light at the center of the rear diffuser, rear skirt protection foil, and AC Schnitzer emblems.

Customers can choose from AC3 Lightweight Forged Wheels or AC1 BiColor or anthracite Alloy Wheels; both are available in BiColor designs in 20-inch guises with 245/35 R20 front tires and 275/30 R20 rear tires for the AC3 and 245/35 R20 and 285/30 R20 tires for the AC1. Finally, for the interior, AC Schnitzer offers subtle upgrades such as aluminum pedals, aluminum footrest, and an aluminum key holder.