Gates Non-Locking DEF Caps prevents diesel exhaust fluid from leaking or spilling through the filler neck, while keeping dirt and debris out. The distinctive blue cap color is designed to help automotive technicians clearly identify the DEF tank filler neck, preventing frustrating and costly repairs that result from foreign fluids in the DEF tank.
Gates Corporation is a leading manufacturer of application-specific fluid power and power transmission solutions
At Gates, we are driven to push the boundaries of materials science to engineer products that continually exceed expectations
We don’t rest on our rich heritage of innovation
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