Red Line differential friction modifier and break-in additives can be added to any gear oil to replace the limited-slip additives. They are ideal to tune a limited-slip unit.

Buy Now From Amazon

Product Review

Red Line differential friction modifier and break-in additives can be added to any gear oil to replace the limited-slip additives. They are ideal to tune a limited-slip unit.

  • ENGINEERED - to provide the highest degree of protection and improvement of differential efficiency for better mileage, longer drain intervals, and less wear
  • DIRECTION - Add 1oz at a time to clutch-type limited slip or posi-traction units to eliminate chatter
  • HIGH VISCOSITY-INDEX - to provide relatively constant viscosity and film thickness with varying temperature change, exceed API GL-5 specifications
  • COMPATIBLE WITH - both petroleum and synthetic gear oils
  • WHY RED LINE - Established in 1979, Red Line Products perform & protect better than any on the market. No compromises

Similar Products

Red Line 57904 (75W90) Synthetic Gear Oil - 1 QuartRed Line RED57104 75W-140 NS Gear Oil - 1 QuartPlews 55001 Lubrimatic Fluid Quart Pump, Fits Standard Quart BottlesRed Line (50304) MT-90 75W-90 GL-4 Manual Transmission and Transaxle Lubricant - 1 QuartRed Line 57905 75W90 GL-5 Gear Oil - 1 GallonRed Line 58204 Heavy ShockProof Gear Oil - 1 Quart BottleGENUINE TOYOTA GASKET KIT FOR TRANSFER AND DIFFERENTIAL SERVICERed Line 58205 Heavy ShockProof Gear Oil - 1 GallonCustom Accessories 36670 Pennzoil Fluid Transfer Pump - Quart