To Be OFFERED AT AUCTION WITHOUT RESERVE at RM Sothebys' Fort Lauderdale event, 29 - 30 March 2019. Estimate: $24,000 - $28,000 444 hp, 4.2-liter biturbo V-8; five-speed Tiptronic automatic Highly-desirable C5 RS6 example Described as, "...the pla...