Top 7 Limited Slip Additive – Cooling System Additives

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1. Genuine GM


Genuine GM Fluid 88900330 Limited Slip Axle Lubricant Additive, 4 oz.

Genuine GM #ad - See service manual for vehicle application. Required for passenger cars. Quiets noise in the rear axle. Use in limited-slip axles. Reduces friction.
BrandGenuine GM #ad
ManufacturerGM #ad
Height1.4 Inches
Length4.7 Inches
Weight0.25 Pounds
Width2.6 Inches
Part Number88900330

2. ACDelco


ACDelco 10-4003 Limited Slip Axle Lubricant Additive, 4 oz

ACDelco #ad - Specially formulated to reduce differential temperature, prevent rust, and extend the life of clutches and gears. High quality product reduces friction and noise in the rear axle.
BrandACDelco #ad
ManufacturerACDelco #ad
Height1.6 Inches
Length4.7 Inches
Weight3.48 Pounds
Width1.6 Inches
Part Number10-4003
WarrantyNo Warranty

3. Ford


Genuine Ford Fluid XL-3 Friction Modifier Additive, 4 oz.

Ford #ad - Tapered neck applicator for easy use. For use on certain limited-slip differentials to reduce chatter and hypoid gear noise levels. Added to lubricants to reduce the surface friction of the lubricated parts. Formulated for automotive use. Use according to owner guide recommendations.
BrandFord #ad
ManufacturerRain-X #ad
Height0 Inches
Length0 Inches
Width0 Inches
Part NumberXL-3
WarrantyManufacturer Warranty

4. Yukon Gear & Axle


Friction Modifier Positraction Additive for Limited Slip Differentials

Yukon Gear & Axle #ad - Positraction Limited Slip Differential Additive. Check owners manual or Workshop Guide for Correct Application. Compatible with most mineral and synthetic oils. For use in any clutch-style limited slip. Reduce Noise and Chatter. Compatible with dozens of vehicles and differentials.
BrandYukon Gear & Axle #ad
ManufacturerYukon Gear & Axle #ad
Height0 Inches
Length0 Inches
Weight0.29 Pounds
Width0 Inches
Part NumberOILADD
WarrantyNo Warranty

5. CRC


K&W 402508 Trans-X Posi Trac Limited Slip Gear Oil Additive, 7 Fl Oz

CRC #ad - Maintains smooth operation of the limited-slip. Designed to quiet chattering differentials and improve gear oil performance. Reduces friction, wear and overheating while eliminating chatter. Meets gm, ford and Chrysler specifications. Use with conventional GL-5 or synthetic gear oils.
BrandCRC #ad
ManufacturerCRC #ad
Height9.13 Inches
Length1.8 Inches
Width3 Inches
Part Number402508

6. Hapco Products Co.


Hapco Products, Limited Slip Additive Pack of 2

Hapco Products Co. #ad - Also safe for: electric motors, moving shafts, hydraulic pumps, power mowers and pillow blocks. Provides extreme pressure-wear resistance in any fluid system. Will not harm any seals. Use to reduce wear, noise and chatter in differentials. Does not contain petroleum distillates.
BrandHapco Products Co. #ad
ManufacturerHapco Products Co. #ad
Part Number4104P2

7. Kawasaki


Kawasaki Gear/Final Drive Oil With Limited Slip Additive 80W90 K61030-007A

Kawasaki #ad - Can be used in all cases, whether or not limited slip additives are required. Official Kawasaki Product. Part number: k61030-007A. Gear oil with limited slip differential additives necessary for some ATV and MULE utility vehicle. Model fit: All shaft driven bikes.
BrandKawasaki #ad
ManufacturerKawasaki #ad
Part NumberKK61030007A