# best oil? filter? tranny fluid?

**URL:** <https://forums.speedlife.net/t/best-oil-filter-tranny-fluid/107205>\
**Category:** SON240sx Automotive\
**Created:** [June 27, 2007, 9:03pm UTC](https://forums.speedlife.net/t/best-oil-filter-tranny-fluid/107205 "2007-06-27T21:03:03Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![Kick\_Ass\_Matt](https://avatars.discourse-cdn.com/v4/letter/k/ac8455/32.png) [@Kick\_Ass\_Matt](https://forums.speedlife.net/u/Kick_Ass_Matt)\
**Post date:** [June 28, 2007, 7:58am UTC](https://forums.speedlife.net/t/best-oil-filter-tranny-fluid/107205/3 "2007-06-28T07:58:33Z")

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> [@Home Depot Scam WARNING](https://forums.speedlife.net/t/home-depot-scam-warning/13063/10):
>
> yeah just wondering what you prefer, what fluids? for the ka? im on castrol GTX 5 w 30 and quaker state filter, and no name 80/90 (i think?) gear oil. what do you guys find works the best?

Mobil 1 works  
Any filter works, just change it often; well you should anyways.

Any gear lube is good, gear lube doesn’t break down like motor oil does because there’s no burning like combustion; unless there’s water introduced into the system.

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