All / Differential All JXB Retrofitted WaveTrac Rear Limited Slip Differential for Audi B8 S4/S5 and C7 S6/S7 from $2,199.99 Select Choose an Option I will send in my own differential for JXB to assemble. I need a code JKP differential. JXB will purchase and assemble. I need a code JKS differential. JXB will purchase and assemble. I need a code MFS differential. JXB will purchase and assemble. I need a code MFT differential. JXB will purchase and assemble. I need a code MNB differential. JXB will purchase and assemble. Add To Cart Wavetrac Rear Limited Slip Differential 01R Audi B5 B6 B7 A4 S4 Quattro & B5 RS4 $1,515.50 Add To Cart Wavetrac Front Limited Slip Differential Audi 01E A4/A6/A8 Quattro 6MT $1,515.50 Add To Cart Wavetrac Front Limited Slip Differential Audi B6/7 S4 0A3 Transmission $1,695.50 Add To Cart