AMS Performance Wavetrac Rear Differential Infiniti AWD/RWD Q50/Q60 R190

$ 1,551.95 $ 1,599.95

Infiniti Q50 and Q60 Enthusiasts are going to be really high on this LSD! We are partnering with the industry leader in limited slip differentials, Wavetrac, to bring quicker acceleration and faster cornering to the Infiniti motorsports market. This R190 Wavetrac LSD paired with the INFINITI Q60+Q50 Red Alpha Carbon Fiber or Aluminum AWD Driveshafts are a winning combination.

The Wavetrac LSD's ability to bias under ZERO to LOW load situations is what makes it superior to everything else on the market. In fact, it's the only diff we trust in our high horsepower GTR builds! Wavetrac's manufacturing tolerances and finish requirements meet or exceed all OEM standards. Wavetrac differentials are built in American plants operating to ISO9002 and TS16949 standards. Our quality control system checks components at every step as they travel through the manufacturing process.


  • Innovative: Patented Wavetrac design automatically improves grip in low traction conditions. This feature is truly innovative and unlike any other torque biasing diff design.
  • Superior Materials: 9310 steel gears run in case-hardened billet or forged steel bodies. ARP fasteners used throughout.
  • Maintenance Free: As supplied new, the Wavetrac differential will perform a lifetime of service without maintenance or rebuilds.
  • Customizable: If desired, you can alter the diff's behavior to suit your needs using optional components.
  • Limited LIFETIME Warranty: All Wavetrac differentials include a transferable, Limited Lifetime Warranty.


  • Infiniti Q60 2017-2020
    RWD and AWD 2.0T
    RWD and AWD 3.0T
  • 2014+ Infiniti Q50 2014-2020
    2WD and AWD 2.0T
    2WD and AWD 3.0T
    2WD and AWD 3.7L


  • We recommend that this R190 limited slip differential be installed by a qualified driveline shop.
  • Wavetrac Differentials carry a limited lifetime warranty.
  • Use Motul Gear 300LS 75W-90 Differential Fluid