Tell me the engine specifications of Audi A8 2014-2019?

Audi A8 provides four types of engine whose performances  are different for individual engines. The L W12 is a 12-cylinder DOHC 6299 cc engine, which churns out power of 493.5Bhp and torque 625Nm@4750rpm. The L 4.0 TFSI is a 8-cylinder DOHC 3993 cc engine generates power of 429.12Bhp and torque 850@2000-2750rpm. The L 4.2 TDI is a 8-cylinder DOHC 4134 cc engine puts the power of 379.5Bhp and torque 850Nm@2000-2750rpm.   The L 3.0 TDI is a 6-cylinder DOHC 2967 cc engine which gives the power of 246.74Bhp and torque 580Nm@1750-2500rpm.