However, the new Turbo E-Hybrid offers more power (it's the most powerful Cayenne to date) and quicker acceleration. The Acura MDX is powered by a liter V-6 that produces hp and lb-ft of torque and comes paired to a nine-speed automatic transmission. On paper, then, it looks like a downgrade. Get the prep you need for your best GRE score with The Princeton Review, including 7 full-length practice tests (2 in the book and 5 online; the MOST on the. Overview. Standard Features: L V-6 Engine; @ 5, rpm Horsepower; @ 1, rpm Torque; 8-spd w/OD Transmission; all wheel Drive type; ABS and driveline. . Blending a comically powerful supercharged V-8 with SUV utility, the Dodge Durango SRT Hellcat delivers both thrills and an unexpected.