How many bottles of the purple stuff do I need? They only had 3 at the store so, I cleared them out hoping it was enough 
rear end
On The Tree
Joined: Feb 2005
Posts: 120
Likes: 0
From: Cleveland, Ohio
Originally Posted by 2000ss06
How Do I change and check my rear end fluid. What do I use to get that filler plug out?
Hope this helps.
Originally Posted by 2001NBMZ28
On a complete drain and refill don't forget 4 oz of limited-slip differential lubricant additive.
Joined: Dec 2001
Posts: 12,829
Likes: 30
From: Central Indiana Honors: 4th grade spelling bee contestant
Originally Posted by thunderdan74
Do you need the additive if you're using Royal Purpul Max Gear?
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Originally Posted by LS1powerhouse02
i didn't think you needed to put an additive in it. I never have. And i am running castrol i believe synthetic rear end fluid.
If you have an auburn you'll need the fluid or it may make noise.