Going to do differential flush this week, need friction modifer?

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Nov 16, 2011 | 09:51 AM

#41

texastboneking

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From: Cleburne, Tx

Quote:

Originally Posted by sai

Hi

I have a 07 mustang v6 manual trans with 24k miles, just bought it, I am planning to flush motor, transmission, gear lube. Break oils, I have heard that royal purple is good, I would like to know if any other brands are better than rp, also the best oil change shop I can trust. this is my first mustang and can't do it myself.

Thanks

In the tests we ran at school mobile 1 tested higher than royalpurple. My .02

Nov 16, 2011 | 11:16 AM

#42

sai

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From: San Antonio, TX

Texasboneking

Do you know any good oil change shops in Texas

Nov 16, 2011 | 11:46 AM

#43

texastboneking

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From: Cleburne, Tx

Here! Lol. I work at a dealer

Nov 17, 2011 | 02:13 AM

#44

2011GT/CS

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From: Texas

And I've seen several test that show Royal Purple is better than Mobil 1. It's all good...

Nov 17, 2011 | 06:06 AM

#45

Barricade

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From: The Alamo

Is castrol syntech gear oil any good???

Nov 17, 2011 | 06:20 AM

#46

texastboneking

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From: Cleburne, Tx

Quote:

Originally Posted by Barricade

Is castrol syntech gear oil any good???

Yes.

Most oils a great. Just stay away from no name crap

Nov 17, 2011 | 11:23 AM

#47

2011GT/CS

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From: Texas

Quote:

Originally Posted by texastboneking

Yes.

Most oils a great. Just stay away from no name crap

And brands like costal and wal mart.

Most diffs require FULL synthetic, my car with 3.73s sure did

Nov 17, 2011 | 04:35 PM

#48

Womprat

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RP in mine, no modifier, no noise or issues. RP is so much better than stock oil...

Nov 17, 2011 | 04:36 PM

#49

texastboneking

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From: Cleburne, Tx

Quote:

Originally Posted by Womprat

RP in mine, no modifier, no noise or issues. RP is so much better than stock oil...

Proof?

Nov 17, 2011 | 04:46 PM

#50

Womprat

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Thats like asking to prove why Steeda LCA's are better than stock...
Economics, unless your buying a Bugatti, and who knows they may be putting Walmart .99\qt oil in that too, LOL!

Nov 17, 2011 | 04:53 PM

#51

texastboneking

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From: Cleburne, Tx

Quote:

Originally Posted by Womprat

Thats like asking to prove why Steeda LCA's are better than stock...
Economics, unless your buying a Bugatti, and who knows they may be putting Walmart .99\qt oil in that too, LOL!

Actually it can be proven... They rate oils for a reason. There are oil specifications and tests to determine the quality of an oil. And I think its safe for me to assume you have no idea where rp and motorcraft oils actually rate on that scale