Shop All | 5 Cylinder 20v Universal | B2 Chassis (1980-1991) | B3 Chassis (1986-1991) | B4 Chassis (1992-1996) - 80, 90, S2, RS2 | B3 Sedan + Coupe Axle Assembly, Rear (pair) $1,240.00 B4 Sedan Axle Assembly, Rear (pair) $1,240.00 KW Coilover Kit V1 - B3 quattro 80/90/Coupe Quattro/S2 Coupe (M14) $1,899.00 KW Coilover Kit V1 - B3 quattro 80/90/Coupe Quattro/S2 Coupe (M12) $1,899.00 KW Coilover Kit V3 - B3 quattro 80/90/Coupe Quattro/S2 Coupe $2,614.00 KW Coilover Kit V1 - Audi 90 Quattro (B4) Sedan and Avant - M12 Bolt $1,894.00 KW Coilover Kit V1 - Audi 90 Quattro (B4) Sedan and Avant - M14 Bolt $1,894.00 CSF Classic & Small Chassis Audi 5-Cylinder High-Performance Radiator (CSF# 7208) $649.00 B3/B4 Seat Brackets- Pair (Left + Right) $370.00 B2 Seat Bracket - Left Side (1980-1991) $185.00 B2 Seat Bracket - Right Side (1980-1991) $185.00 B3/B4 Seat Bracket - Right Side $185.00 B3/B4 Seat Bracket - Left Side $185.00 KW Coilover Kit V3 94-95 Audi RS2 - 35210017 $3,179.00 BorgWarner Audi 80 RS2 K24 Turbocharger: K24-7200 $3,285.13 Wagner Tuning Audi S2/RS2 20V I5 Aluminum Cast Intake Manifold w/ Aux Air Valve - 160001001 $1,370.00 Wagner Tuning EVO I Competition Intercooler - 200001012 $680.00 Wagner Tuning EVO II Competition Intercooler Kit - 200001014 $1,140.00 RS2 / S2 Avant Axle Assembly, Rear (pair) $1,240.00 RS2 / S2 Motorsport Axle Shafts, Front (pair) $740.00 RS2 / S2 Avant Motorsport Axle Shafts, Rear (pair) $740.00 Audi Urq Coolant Bottle Upgrade from $95.00 20v Exhaust Flange $189.00 Mount Saver II from $45.00 Audi Urq/B2 Firewall Brace $100.00