Yukon Gear & Axle Dura Grip Posi-traction Locker for Jeep Wrangler JK (Non-Rubicon), TJ (Rubicon), CJ & XJ Dana 44 Front or Rear w/ 30 Spline Axle | Quadratec
Limited-slip differential - Wikipedia
Eaton Jeep Wrangler Detriot TrueTrac Dana 44 Limited Slip Differential for 3.73 and Down Gear Ratio; 30-Spline 913A589 (97-06 Jeep Wrangler TJ; 07-18 Jeep Wrangler JK, Excluding Rubicon) - Free Shipping
What is a Limited-Slip Differential (and What Type of Gear Lube Should I Use)? - AMSOIL Blog