OBD2 Warning Plug

Keep your ECU safe with this 3D printed OBD2 warning plug. Designed to prevent dealerships or service shops from accidentally flashing your ECU during routine diagnostics, this plug is made from durable PETG for long-lasting use. It’s a simple, effective way to avoid unwanted changes to your car’s performance settings.

Features:

Printed in durable PETG for durability and long-term use
Prevents accidental ECU flashes during diagnostics
Easy to use and remove
Protect your ECU and keep your settings intact – because you shouldn’t have to worry about the details.