While the S4 will undoubtedly be the most civil of our USCC crop and lull the Girlfriend into a defenseless state of comfort, we still wonder if the near-stock old man styling, big power and a select number of race car bolt-ons will be enough to turn this Teutonic turbo sedan into a USCC winner.
2001 Audi S4EngineEngine Code: AGBType: 2671cc V6, DOHC, five-valve per cylinder, aluminum block and heads, twin turbocharged and intercooled, variable intake cam phasingInternal Modifications: Pauter 4340 rods, 034 Motorsports head gaskets and engine mounts, ARP rod boltsExternal Modifications: Modified RS6 turbos, Evolution Raceworks dual side-mount intercoolers, modified AWE downpipes, EVO Motorsports intake, Techtonics Tuning 2.5-in. exhaustEngine Management Modifications: 660cc/min injectors, AWE fuel upgrade kit, GIAC multiple-map ECU retune, Bosch high-flow fuel pump
DrivetrainLayout: Longitudinal front engine, all-wheel driveDrivetrain Modifications: Southbend/Sachs Racing clutch, high-bias 4:1 center differential, Stasis clutch-type two-way rear differential
SuspensionFront: Stasis/Ohlins coilovers, 800lb/in Hypercoil springs, Stasis World Challenge spec adjustable upper control armsRear: Stasis/Ohlins coilovers, 1000lb/in Hypercoil springs, Stasis H-sport sub-frame reinforcement, Stasis anti-roll bar, 'tubed' rear uprights
BrakesFront: 14.5-in. two-piece slotted rotors, Stasis/Alcon six-piston fixed calipers, Ferodo 2500 pads, Stasis stainless steel braided linesRear: 11.75-in. rear rotors, modified mounting brackets, stock single-piston floating caliper, Ferodo 2500 pads, Stasis stainless steel braided lines
ExternalWheels: 18x9.5, Enkei NT03+MTires: 275/35/18, Toyo Proxes R888Interior: JHM Motorsports full shifter kit
The equation for winning is simple: take a top German performance sedan, then bolster the suspension, brakes and driveline.