The special RS6 GT not only looks meaner, it also packs a more powerful twin-turbo V8, adjustable coilover suspension, and a retuned Quattro sport diff ...
Amazon S3 on MSN
Modified Audi S4 B5 review delivers twin turbo sleeper sedan
Car enthusiast ThatDudeInBlue reviews a modified Audi S4 B5 with a twin-turbo sleeper sedan setup.
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