Video: E 63 AMG S vs. M6 vs. TT RS vs. ZR1 Jan Kriebel Mercedes E 63 AMG S 4Matic (W212) Renntech Stage VIP (850 PS) vs. BMW M6 (F13) PP-Performance Stage 2+ (730 PS) vs. Audi TT RS (Mk.2) Revo Technik Stage 3 (537 PS) vs. Chevrolet Corvette (С6) ZR1 V&S / IPS Motorsports (860 PS)