English to Spanish Tech/Engineering Automotive / Cars & Trucks tunnel braces

Getting the power to the ground is a lightweight aluminum flywheel mounted to a smooth action twin-disc clutch.
The xxxx (car) also utilizes significant chassis strengthening, including driveshaft tunnel braces and billet-aluminum supports.
xxxx used what it learned on the 2012 model and enhanced the suspension with refined dampening and suspension links.

Muchas gracias.