OTC Diagnostic Tools

Find high-quality OTC diagnostic tools and other OTC products at Advance Auto Parts. With over 36 OTC diagnostic tools in our assortment, finding the right products for your vehicle has never been easier.

Some of our most popular diagnostic tools from OTC are the GM Heater Line Disconnect Tool (Part #6046, from $21.49), Fin Comb (Part #18403, from $23.49), and Ford Cam Alignment Tool (Part #6474, from $25.49). Be sure to add your year, make, model and engine to the garage to find the correct diagnostic tools for your vehicle.

According to our customers, when it comes to great diagnostic tools products, OTC makes some of the best. Our customers think the Genisys OBD II Smart Cable (Part #OTC3421-88), Heavy Duty, Remote Starter Switch (Part #OTC3650), and GM Heater Line Disconnect Tool (Part #6046) are some of the high-quality parts from the OTC brand. Be sure to add your own rating or review of these products so everyone can benefit from your experience!

A wide selection of products, competitive prices, and great customer service make Advance Auto Parts your one-stop shop for quality OTC diagnostic tools products. Plus, you can have your diagnostic tools order shipped directly to you, or you can pick it up in one of our convenient store locations in 30 minutes or less! Find a store near you. Explore our top diagnostic tools and other OTC Products below.

Top OTC Diagnostic Tool Deals

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OTC Diagnostic Tool FAQs

Q: What are the lowest-priced OTC diagnostic tools products?

A: The lowest priced OTC diagnostic tools products we carry are:

Q: What OTC diagnostic tools products are the best?

A: The OTC diagnostic tools products with the highest ratings are:

Q: What is the most popular OTC diagnostic tool product?

A: The Genisys OBD II Smart Cable (Part #OTC3421-88) is the most popular product on AdvanceAutoParts.com. It starts at $644.99.

Q: Are there any reviews of OTC diagnostic tools products?

A. See some of the most-reviewed OTC diagnostic tools products below:

Q: Can I buy OTC diagnostic tools products and other OTC products near me?

A: Absolutely! OTC diagnostic tools and other products are available here on AdvanceAutoParts.com, or at a local Advance Auto Parts or CarQuest store near you. Find your nearest store here >>.