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E4300 12.4K Views
Apr 9, 2026 4:13 PM

Select Advance Auto Parts Stores: 1-Qt Idemitsu ATF Transmission Fluid (Various)

$1.95

$16

87% off
+ Free Pickupat Advance Auto Parts
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Deal Details
Select Advance Auto Parts Stores have 1-Quart Idemitsu ATF Automatic Transmission Fluid (Various) on sale as listed below for $1.95. Select free store pickup where stock permits.

Thanks to Community Member E4300 for sharing this deal.

Note: Availability may vary by location and stock may be limited.

Available:
  • Type H Plus (DW-1 and Z-1, 30040090-75000C)
  • Type H (ATF Z-1, 10116-042)
  • Type TLS (ATF T-IV, 30040093-75000C)
  • CVTF Type N (JATCO CVTs NS-2, 30040091-75000C)
  • Type S (Nissan/Infiniti Automatic Transmissions with Matic-S/J/D, 30040101-75000C)
  • Type HP (SUBARU ATF HP, 30040099-75000C)
  • Type TLS-LV (Toyota WS, 30040096-75000C)
  • Type J (Nissan and Infiniti Matic J ATF (including Matic D and Matic K) & Select Hyundai, Kia, Jaguar and Mitsubishi, 30040095-75000C)

Editor's Notes

Written by Nate650 | Staff
  • Please see the original post for additional details & give the wiki and additional forum comments a read for helpful discussion.

Original Post

Written by E4300
Community Notes
About the Poster
Deal Details
Community Notes
About the Poster
Select Advance Auto Parts Stores have 1-Quart Idemitsu ATF Automatic Transmission Fluid (Various) on sale as listed below for $1.95. Select free store pickup where stock permits.

Thanks to Community Member E4300 for sharing this deal.

Note: Availability may vary by location and stock may be limited.

Available:
  • Type H Plus (DW-1 and Z-1, 30040090-75000C)
  • Type H (ATF Z-1, 10116-042)
  • Type TLS (ATF T-IV, 30040093-75000C)
  • CVTF Type N (JATCO CVTs NS-2, 30040091-75000C)
  • Type S (Nissan/Infiniti Automatic Transmissions with Matic-S/J/D, 30040101-75000C)
  • Type HP (SUBARU ATF HP, 30040099-75000C)
  • Type TLS-LV (Toyota WS, 30040096-75000C)
  • Type J (Nissan and Infiniti Matic J ATF (including Matic D and Matic K) & Select Hyundai, Kia, Jaguar and Mitsubishi, 30040095-75000C)

Editor's Notes

Written by Nate650 | Staff
  • Please see the original post for additional details & give the wiki and additional forum comments a read for helpful discussion.

Original Post

Written by E4300

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Top Comments

Community Reviews

Idemitsu ATF is being discussed as a close match for Toyota WS and other Japanese automatic transmission fluids, with the main appeal being inexpensive drain and refill maintenance rather than a full flush. The strongest guidance favors changing fluid often, replacing only part of the capacity each time, and keeping the transmission clean and cool. The main caution is that very old fluid or worn clutch packs can make a fresh change feel slippery, so gradual drain and refill steps are preferred over flushing. It is a practical low cost maintenance fluid for careful service intervals.

Common Questions (6)

  • WS is commonly used as a drain-and-fill replacement for T-IV and can work without issues in many Toyota transmissions. It is thinner than T-IV and not officially treated as a direct backward-compatible substitute, so a cautious partial drain-and-fill is the safer approach if you choose to use it.

  • Drain-and-fill is the preferred method here; flushing is repeatedly discouraged because it can dislodge debris and abruptly change ATF friction properties. A drain-and-fill typically replaces only about 25% to 30% of the fluid, so repeated partial changes are used to refresh the fluid more gradually.

  • A frequent schedule of about every 25,000 to 30,000 miles is recommended, with some owners doing 1 quart at a time until the fluid looks clean. The idea is to keep the ATF clean and stable rather than waiting for very old fluid to accumulate heat and contaminants.

  • Fresh ATF can sometimes reveal or worsen slipping in a worn clutch pack because old fluid has more friction. For very old fluid, a gradual 1/2 to 1 quart drain-and-refill with a short drive between changes is suggested to reduce the chance of a sudden friction change.

  • Idemitsu Type H-Plus is described as close to Honda DW-1, but not identical, and some newer Hondas may not accept it well. For the least risk, OEM DW-1 is the safer choice; Idemitsu is more of an emergency or budget alternative.

  • Use an IR thermometer or temperature gun and target about 105-110°F at the bottom of the ATF pan, with the car level. That temperature window is used to set the fluid level accurately during the drain-and-fill process.

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50 Comments

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Apr 9, 2026 8:53 PM
6.4K Comments
Joined Feb 2005
alchemistaApr 9, 2026 8:53 PM
6.4K Comments
Why these ATF clearances? Is there some new standard out?
Apr 9, 2026 9:00 PM
316 Comments
Joined Jun 2005
skippoApr 9, 2026 9:00 PM
316 Comments
OOS on DW-1😭
Apr 9, 2026 9:28 PM
126 Comments
Joined Sep 2014
kstatinetApr 9, 2026 9:28 PM
126 Comments
😭they don't have HK4 for Hyundai
Apr 9, 2026 9:36 PM
6.2K Comments
Joined Aug 2012
poohead123Apr 9, 2026 9:36 PM
6.2K Comments
Seems like no more stores around
Apr 9, 2026 10:00 PM
287 Comments
Joined Nov 2012
chr7stopherApr 9, 2026 10:00 PM
287 Comments
Quote from poohead123 View quoted comment :
Seems like no more stores around
Yeah, I just noticed every AAP location in my city is permanently closed as well. I had no idea.
Apr 9, 2026 11:11 PM
2K Comments
Joined Jul 2019
ditto33Apr 9, 2026 11:11 PM
2K Comments
Only 1qt around 50mi for me.
Apr 9, 2026 11:15 PM
175 Comments
Joined Oct 2014
kkauApr 9, 2026 11:15 PM
175 Comments
Doesn't seem available in metro Chicago nor Milw

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Apr 9, 2026 11:19 PM
320 Comments
Joined Dec 2003
mttfriendApr 9, 2026 11:19 PM
320 Comments
Please google "A man called pirate".
Idemitsu and Iran back then!!!!!
1
Apr 9, 2026 11:20 PM
1.9K Comments
Joined Dec 2010
britdudeApr 9, 2026 11:20 PM
1.9K Comments
Quote from E4300 View quoted comment :

Auto transmission works on fluid friction. Old fluid has more friction. Fresh fluid may cause slippage. Toyota Aisin transmission is quite robust. WS is backward compatible to T-IV.

If the transmission does not slip, then drain only 1/2 to 1 qt and replace the EXACT amount drained with WS. Drive 500 miles to check for slippage. Repeat every 500 miles until the drained fluid is no longer dark brown.
Exactly what I do, just keep changing out 1 quart at a time, monthly, weekly, until fluid is clean looking
Apr 10, 2026 12:02 AM
207 Comments
Joined Jun 2020
hose1989Apr 10, 2026 12:02 AM
207 Comments
good for the honda/ acura folk
Apr 10, 2026 12:08 AM
213 Comments
Joined Nov 2010
coolcuteApr 10, 2026 12:08 AM
213 Comments
Quote from E4300 View quoted comment :

Valvoline Maxlife ATF is compatible with the Mazda blue ATF FZ! Note that Mazda may decline warranty if you use the red Maxlife fluid. That said, I have only encountered positive outcomes with Maxlife ATF mixed with FZ.

The Toyota (conventional + E-CVT) and Mazda (conventional + E-CVT) transmissions are very robust, unlike those from Ford, GM, and Nissan. Give them clean fluid and they will give you may years of trouble free service.

https://valvoline.ge/wp-content/u...ATF_EN.pdf
Thanks for the info but I will stick to FZ to avoid future problems
Apr 10, 2026 1:46 AM
2.7K Comments
Joined Mar 2008
dudApr 10, 2026 1:46 AM
2.7K Comments
No MT fluid … poo
1
Apr 10, 2026 1:53 AM
444 Comments
Joined Nov 2009
Late_Night_LotionApr 10, 2026 1:53 AM
444 Comments
Quote from E4300 View quoted comment :
Auto transmission works on fluid friction. Old fluid has more friction. Fresh fluid may cause slippage. Toyota Aisin transmission is quite robust. WS is backward compatible to T-IV.If the transmission does not slip, then drain only 1/2 to 1 qt and replace the EXACT amount drained with WS. Drive 500 miles to check for slippage. Repeat every 500 miles until the drained fluid is no longer dark brown.
Most gearing systems outside of the torque converter need clean fluid with heat modifiers to reduce wear. The torque converter however DOES works on friction. Once you're struggling to get it due to wear or whatever reason, THEN its a problem. This does need clarification, because that can be replaced for cheaper than the gear set.
Original Poster
Apr 10, 2026 2:29 AM
3.3K Comments
Joined Sep 2011
E4300
Original Poster
Apr 10, 2026 2:29 AM
3.3K Comments
Quote from Babylicious_TouchMe View quoted comment :
Most gearing systems outside of the torque converter need clean fluid with heat modifiers to reduce wear. The torque converter however DOES works on friction. Once you're struggling to get it due to wear or whatever reason, THEN its a problem. This does need clarification, because that can be replaced for cheaper than the gear set.
The condition of the ATF will affect the operation of a worn automatic transmission clutch pack. This is one reason why many pro shops don't change ATF if the fluid has more than 120K miles. Risk of slippage is higher with very old ATF.

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Apr 10, 2026 2:49 AM
444 Comments
Joined Nov 2009
Late_Night_LotionApr 10, 2026 2:49 AM
444 Comments
Quote from E4300 View quoted comment :
The condition of the ATF will affect the operation of a worn automatic transmission clutch pack. This is one reason why many pro shops don't change ATF if the fluid has more than 120K miles. Risk of slippage is higher with very old ATF.
A worn clutch pack is exactly what it is...worn. Tough to blame it on new fluid when the torque converter is the main thing that operates on friction. This subject is however circumstantial & based on models, but has been a dogged over time by theoretical propaganda. Lets sat you change it late in the game with the gears still intact- you still benifit significantly from detergents cleaning the clutch packs, heat modifiers, and better grip overall. When fluid is so worn out that its "slipping", the Trans is in hospice & towards the end of its life anyway. For good reason, "Pro shops" don't want the liability...My pro shop added a filter for a vehicle purchased over 150k miles with no fluid change, and added a filter FIRST before the change, just to make to get reassurance. After that, 3 flush & filles later, trans grips & runs close to new.

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