Manual Transmission Fluid GL-4 or GL-5 ??
Nitro Gear 5.29s Review 3rd Gen Tacoma - Everything You Need to Know
Changing gear oil for the manual transmission, Page 2
It's gonna be a good night. I smell the gear oil already. LF fluid going back in
Manual Transmission Issues??, Page 2, 3rd Generation Tacoma Forum
GL5 in transfer case ok?
3rd Gen Differential and Manual Transmission (6MT) Fluid Change
Changing gear oil Toyota Nation Forum
Replacing Manual Trans Fluid
How to Change Front Differential on 3rd Gen Tacoma