Honda Universal Transmission Cap Breather 21396-P20-000

This universal OEM Honda Transmission Cap Breather is an essential part for proper pressure regulation. Provides optimal ventilation to prevent condensation and harmful contaminants from entering the transmission case. Whether your transmission has lost this piece or didn't come with it, make sure to replace it for precise temperature control, which contributes to the longevity and efficiency of the transmission, as it allows heat to dissipate to minimize excessive fluid temperatures.