Updated: 28 Apr 2026

10 Best obd port lock toyota corollas of 2026

Updated: 28 Apr 2026

#1

Best Choice

VTT OBD-Lock ODB Port Locking Tool (GM Models ONLY) Version 2

9.9

VTT

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Main highlights

Securely locks the OBD port, making it impossible to remove without destroying the port—unless the OBD-LOCK special tools are used. This effectively eliminates the risk of vehicle theft via the OBD port, as a would-be thief will simply move on to an easier target.

ORIGINAL & TRUSTED DESIGN – Don’t risk your vehicle with cheap, overseas imitations. The VTT OBD-LOCK is the original OBD security lock, engineered with premium materials, precision fitment, and proven reliability. With tens of thousands sold worldwide, VTT sets the standard for OBD protection—choose the highest-quality lock on the market. VTT OBD-LOCK GM – Version 2 Universal fit for all - GM (General Motors) Vehicles This device is compatible with all GM vehicles This lock is for For GM Vehicles - If you’re serious about protecting your vehicle from theft, trust the best—VTT OBD-LOCK!

Lock your OBD port when taking a car in for service to avoid duplicate keys being made, and ECU programming or overwriting
#2

Best Value

OBD Lock, bbfly-K02 ODB Port Locking Tool, Car OBD2 Protection Device (K02)

9.7

bbfly

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Main highlights

With an aluminium alloy housing and reinforced ABS, BBFLY OBD lock can prevent violent unlocking. Without a key with your code, the OBD lock cannot be disassembled without damaging the pins and wiring harness.

Other products available on the market are fastened with screws. BBFLY OBD2 lock only needs one key to lock and unlock the OBD port.

BBFLY OBDII lock perfectly replaces the screw lock by using a key and integrated key cylinder. Screw locking has obvious defects such as complex installation and disassembly and high probability of being unlocked by small tools.
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#3

WIKIBB OBD2 Lock OBD II Port Lock Anti-Theft Device Car Anti-Theft OBD Locking Device

9.5

WIKIBB

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Main highlights

【Protective Function】The OBD anti-theft lock prevents unauthorised access to the vehicle's OBD port, thereby blocking thieves from infiltrating the vehicle's diagnostic system and effectively deterring theft

【Privacy Security】Safeguarding the OBD port prevents personal information leakage, as unauthorised access may compromise vehicle diagnostic data and sensitive information

【Material】Crafted from premium aluminium alloy, the OBD port lock delivers enhanced protective performance. Its distinctive design combines security with aesthetic appeal
#4

WIKIBB OBD II Port Lock OBD 2 Port-Lock Car Diagnostic Port Protector

9.4

WIKIBB

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Main highlights

【Protection】OBD protection lock prevents access to the vehicle's OBD port, preventing thieves from accessing the vehicle's diagnostic system, thus preventing the vehicle from being stolen.

【Privacy and Security】 Protection of the OBD plug prevents leakage of personal information, as access to the OBD plug may expose the vehicle's diagnostic information and sensitive data.

【Material】OBD port lock is made of high quality Made of Aluminium and POM for better protection and security, with a unique design that is not only protective but also aesthetically pleasing.
#5

Metal OBD2 Port Lock OBDii Connector Lockout Strong Metal Anti-Theft OBD Locking Cap Preventing Access to Vehcles Computer Through OBD2 Port for All Cars

9.2

MITOB

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Main highlights

This obd2 port lock is completely made of metal strongly . It's impossible to break it and pull it out without removing the screws .

This obd2 port lock cap is used to prevent access to Vehcles computer Through OBD2 Port ,and it will protect your car .

It can work with all kinds of cars . We have tested with many obd2 port ,such as GM & FORD ,and this obd2 lock can work very well.
#6

Luocute OBD2 Port Lock, Metal OBD Port Anti Theft Protector with Dedicated Removal Tool, Electrical System Tools Antitheft Accessories for Cars SUVs Trucks

9.1

Luocute

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Main highlights

Secure OBD Port Protection: This obd port lock firmly secures the OBD2 interface, preventing removal without the dedicated removal tool. Thieves cannot tamper with the port without causing damage, significantly reducing vehicle theft risking.

Quick Installation and Removal: The obd lock anti theft protector is designed for easy use, installation or removal takes just seconds with the included tool, while unauthorized removal is nearly impossible.

Prevent Unauthorized Key Cloning: When your vehicle is out of sight, this obd lock ensures protection against key duplication attempts via the OBD2 port, safeguarding your car from unauthorized access.
#7

Lesiyou OBD II Port Lock,Aluminum Anti Theft OBD2 Lock, Car Diagnostic Port Protector, OBD2 Locking Device Compatible with Vehicles Manufactured in 1996 and Later (Black)

8.9

Lesiyou

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Main highlights

UPGRADE：Each batch of OBD 2 port lock features unique screws and keys, ensuring that even if someone purchases the same model, they cannot open your lock—providing enhanced security

PROTECTING PRIVACY: OBD2 contains a wealth of vehicle data and historical fault codes, and can also modify the vehicle's ECU at will through connection. Using this obd2 lock anti theft effectively protects vehicle privacy information and driving safety

ANTI-THEFT: This car diagnostic port locking tool prevents criminals from connecting to the OBD port and starting the vehicle to steal it
#8

MITOB Metal OBD2 Port Lock OBDii Connector Anti-Theft OBDii Port Lock with 2 Keys

8.8

MITOB

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Main highlights

This obd2 port lock is completely made of metal strongly . It's small and neaty . It will just take about 1 miniute to instal and uninstal this OBD2 caplock .

This obd2 port lock cap is used to prevent access to Vehcles computer Through OBD2 Port ,and it will protect your car .

It can work with all kinds of cars . We have tested with many obd2 port ,such as GM & FORD ,and this obd2 lock can work very well.
#9

Lesiyou OBD2 Lock Anti Theft，Aluminum OBD 2 Port Lock, Car Diagnostic Port Protector, OBD Guard Compatible with Vehicles Manufactured in 1996 and Later (Red)

8.7

Lesiyou

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Main highlights

PROTECTING PRIVACY: OBD2 contains a wealth of vehicle data and historical fault codes, and can also modify the vehicle's ECU at will through connection. Using this OBD2 lock effectively protects vehicle privacy information and driving safety

MATERIAL: The OBD2 anti-theft lock is meticulously crafted from aluminum and POM, offering enhanced protection against external impacts and high-temperature exposure

ANTI-THEFT: This OBD II port lock prevents criminals from connecting to the OBD port and starting the vehicle to steal it
#10

Pomya ODB Port Locking Tool Durable Anti Theft Protector for Cars SUVs Trucks, Secure OBD2 Port Lock for Preventing Vehicle Theft, Ideal for Service Visits

8.6

Pomya

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Main highlights

[SECURE OBD PORT PROTECTION]: Locks OBD2 interface securely to prevent theft .

[QUICK INSTALLATION AND REMOVAL]: Easy tool-based setup in seconds for hassle-free use.

[PREVENT UNAUTHORIZED KEY CLONING]: Safeguards against key duplication attempts via OBD2 port.