Skip to main content
.us
Hello
Select your address
Automotive Parts & Accessories
Select the department you want to search in
All Departments
Deals
Audible Books & Originals
Alexa Skills
Amazon Devices
Amazon Pharmacy
Amazon Warehouse
Appliances
Apps & Games
Arts, Crafts & Sewing
Automotive Parts & Accessories
Baby
Beauty & Personal Care
Books
CDs & Vinyl
Cell Phones & Accessories
Clothing, Shoes & Jewelry
Women
Men
Girls
Boys
Baby
Under $10
Amazon Explore
Collectibles & Fine Art
Computers
Courses
Credit and Payment Cards
Digital Educational Resources
Digital Music
Electronics
Garden & Outdoor
Gift Cards
Grocery & Gourmet Food
Handmade
Health, Household & Baby Care
Home & Business Services
Home & Kitchen
Industrial & Scientific
Just for Prime
Kindle Store
Luggage & Travel Gear
Magazine Subscriptions
Movies & TV
Musical Instruments
Office Products
Pet Supplies
Premium Beauty
Prime Video
Smart Home
Software
Sports & Outdoors
Subscription Boxes
Tools & Home Improvement
Toys & Games
Vehicles
Video Games
Whole Foods Market
Hello, Sign in
Account & Lists
Account
Returns
& Orders
0
Cart
All
Best Sellers
Prime
Customer Service
New Releases
Today's Deals
Find a Gift
Books
Gift Cards
Kindle Books
Fashion
Pharmacy
Toys & Games
Amazon Basics
Sell
Amazon Home
Computers
Coupons
Video Games
Home Improvement
Automotive
Beauty & Personal Care
#FoundItOnAmazon
Handmade
Smart Home
Health & Household
Pet Supplies
Free Shipping
TV & Video
Subscribe & Save
Disability Customer Support
Shop Valentine's Day deals
Automotive
Your Garage
Deals & Rebates
Best Sellers
Parts
Accessories
Tools & Equipment
Car Care
Motorcycle & Powersports
Truck
RV
Tires & Wheels
Vehicles
There's a problem loading this menu right now.
Learn more about Amazon Prime.
Get free delivery with Amazon Prime
Prime members enjoy FREE Delivery and exclusive access to music, movies, TV shows, original audio series, and Kindle books.
>
Get started
Amazon Best Sellers
Our most popular products based on sales. Updated hourly.
Best Sellers in
Diagnostic, Test & Measurement Tools
#51
FOXWELL NT301 CASE OBD2 Scanner Professional Enhanced OBDII Diagnostic Box
4.7 out of 5 stars
1,048
$15.98
#52
Car Battery Tester 12V Load Tester, TOPDON BT100 100-2000 CCA Automotive Alternator Tester Digital Auto Battery Analyzer Charging Cranking System Tester for Car Truck Motorcycle ATV SUV Boat Yacht
4.7 out of 5 stars
901
$59.33
#53
OTC 5609 Cylinder Leakage Tester Kit
4.7 out of 5 stars
1,378
$64.99
#54
OBDLink LX OBD2 Bluetooth Scanner for Android and Windows
4.5 out of 5 stars
3,748
$59.95
#55
12V Electronic Automotive Relay Tester Auto Car Diagnostic Battery Checker Tool Relay Tester Automotive Kit
4.3 out of 5 stars
349
$18.99
#56
BAFX Products Wireless WiFi (OBDII) OBD2 Scanner & Reader - for iOS / iPhone & Android Devices
4.4 out of 5 stars
2,001
$26.99
#57
OHP ELMconfig FORScan OBD2 Adapter - ELM327 USB Scanner for Ford and Mazda
4.6 out of 5 stars
2,963
$31.46
#58
Bar's Leaks Jack Oil with Stop Leak - 12.5 oz
4.6 out of 5 stars
444
$3.97
-
$45.99
#59
Prestone AF-1420 Antifreeze/Coolant Tester
4.6 out of 5 stars
1,003
$2.54
-
$23.30
#60
INNOVA 3555 Advance Timing Light
4.6 out of 5 stars
2,579
$39.99
-
$190.75
#61
MOTOPOWER MP0514A 12V Digital Car Battery Tester Voltmeter and Charging System Analyzer with LCD Display and LED Indication - Black Rubber Paint
4.5 out of 5 stars
1,670
$15.85
-
$15.99
#62
Carista OBD2 Bluetooth Adapter and App: Diagnose, Customize and Service Your Audi, BMW, Lexus, Mini, Scion, Toyota or VW with Dealer Level Technology
4.3 out of 5 stars
7,935
$29.99
#63
OBDLink CX Bimmercode Bluetooth 5.1 BLE OBD2 Adapter for BMW/Mini, Works with iPhone/iOS & Android, Car Coding, OBD II Diagnostic Scanner
4.6 out of 5 stars
66
$38.95
#64
INNOVA CarScan Pro 5210 Code Scanner - Professional OBD2 Code Reader - Smog Test Scan Tool - Live Data & Battery Test - RepairSolutions2 App
4.5 out of 5 stars
344
$99.99
#65
Kobra Newest Version OBD2 Scanner Car Code Reader - Universal Auto OBD Car Diagnostic Tools for All Cars, Automotive Check Engine Readers with Reset (Red and Black)
4.3 out of 5 stars
4,699
$19.99
-
$26.95
#66
Gardner Bender LNW-1000 Locknut Wrench, 1 Inch., Loosen / Tighten Locknuts, Innovative Steel Construction fits UL Locknuts, Black
4.6 out of 5 stars
1,899
$1.95
-
$26.24
#67
DURATECH 3-Piece Flex-handle Breaker Bar Set, 1/4'' 3/8'' 1/2'' Drive, Heavy Duty Flex-Handle with 180° Rotatable Head Spring-loaded Detent Ball, Tough Alloy Steel Bar Torque Wrench for Car Repair
4.4 out of 5 stars
16
$20.99
#68
HFS (R) Carburetor Carb Valve Fuel Pump Pressure & Vacuum Tester Gauge Test Kit
4.5 out of 5 stars
618
$16.50
#69
Mestart OBDII OBD2 Bluetooth Car Diagnostic Scan Tool Auto OBD Scanner for Android Devices
4.4 out of 5 stars
1,350
$10.59
#70
TACKLIFE 1/4 - Inch Drive Click Torque Wrench with adapters, 20-200 in.-lb. / 2.26-22.6 Nm. HTW4A
4.4 out of 5 stars
524
$33.97
#71
EZRED SP101 Battery Hydrometer
4.6 out of 5 stars
1,357
$8.15
-
$19.89
#72
FORScan OBD2 Adapter, VINT-TT55502 ELMconfig ELM327 modified For all Windows compatible with Ford Cars F150 F250 and Light Pickup Truck Scan Tool, Code Reader MS-CAN HS-CAN Switch
4.6 out of 5 stars
1,595
$18.97
#73
INNOVA 6030P Code Reader ABS/Check Engine Light OBD2 Scanner Live Data Diagnostic Scan Tool with Battery Test/Code Severity Levels/10 OBDII Modes/Bluetooth Available
4.4 out of 5 stars
231
$89.99
#74
FOXWELL BT705 12V 24V Car Battery Tester Automotive 100-2000 CCA Battery Load Tester Auto Cranking and Charging System Test Scan Tool Digital Battery Analyzer for Vehicles and Heavy Duty Trucks
4.7 out of 5 stars
916
$128.99
#75
Fluke - 4296018 FLUKE-116/62 MAX+ Kit - New
4.8 out of 5 stars
836
$226.62
-
$545.08
#76
Docooler OBD-ii Obd2 16pin Male to Female Extension Cable Diagnostic Extender 30CM (30CM)
4.6 out of 5 stars
2,612
$10.90
-
$22.90
#77
Autel MaxiLink ML519 Enhanced Mode 6 OBD2 Scanner Auto Diagnostic Scan Tool Check Engine Fault Code Reader CAN Scan Tool, Upgraded Ver. of AL319
4.5 out of 5 stars
451
$59.99
#78
Right Angle OBD2 Splitter Y Cable Male Splitter to 2 Female Extension Cable 1ft Feet 30cm/12 (1male to 2 Female) 24AWG
4.5 out of 5 stars
521
$10.80
#79
NEIKO 00200A 1/2" Drive Extension Breaker Bar | 15" Length | Rotating Flex Head | CR-V Steel
4.7 out of 5 stars
886
$12.95
-
$12.99
#80
Lisle 81850 Combination Brake Lining Gauge Set,9
4.7 out of 5 stars
698
$13.46
-
$36.37
#81
ARES 70213-1/4-inch Drive Beam Torque Wrench - 0-80 Inch/Pounds and 0-9 Newton/Meter Torque Wrench - High Visibility Markings for Easy Readings
4.5 out of 5 stars
362
$21.22
-
$28.34
#82
ACDelco ARM601-4 1/2" Digital Torque Wrench with Buzzer (9.9 to 99 ft-lbs.), with Vibration & Flash Notification - ISO 6789 Standards with Certificate of Calibration
4.5 out of 5 stars
783
$99.99
-
$159.99
#83
SEEKONE OBD2 Scanner Professional Car OBD II Scanner Auto Diagnostic Fault Code Reader Automotive Check Engine Light Diagnostic EOBD Scan Tool for All OBDII Protocol Cars Since 1996(Enhanced SK860)
4.5 out of 5 stars
1,329
$60.99
#84
NEIKO 03727A 1/4” Drive Beam Style Torque Wrench | 0-80 in/lb | 0-9 Newton-meters
4.5 out of 5 stars
718
$23.99
#85
FOXWELL NT624 Elite OBD2 Scanner All Systems Car Diagnostic Scanner for All Cars with Oil Light Reset and EPB Reset Service, Check Engine Code Reader for ABS SRS Transmission EPS HVAC
4.2 out of 5 stars
527
$249.99
#86
FOXWELL NT630 Plus OBD2 Scanner ABS SRS Code Reader Automotive OBD II SRS Airbag Diagnostic and ABS Brake Bleed Scan Tool
4.3 out of 5 stars
1,020
$139.98
#87
INNOVA 3145 Ford Digital OBD1 Code Reader
4.5 out of 5 stars
1,929
$35.98
#88
Runleader RL-BI003 12V/ 24V Battery Fuel Gauge Indicator LED Battery Indicator Meter Gauge for Golf Cart,Fork Lifts, Floor Care Equipment, EZGO, Yamaha, Club Car
4.2 out of 5 stars
782
$14.99
#89
EPAuto 1/2-Inch Drive Click Torque Wrench,25-250 ft.-lb./33.9~338.9 Nm
4.7 out of 5 stars
1,513
$39.97
#90
AUTDER Car Battery Tester 12V Digital Battery Tester Voltmeter and Alternator Charging System Analyzer Test Battery Condition & Alternator Charging with LCD Display and LED Indication,Lead Length 13.5
4.4 out of 5 stars
513
$15.99
#91
DAYUAN 28pcs Universal Radiator Pressure Tester and Vacuum Type Cooling System Kit
4.4 out of 5 stars
150
$87.50
#92
Foseal 【Improved Version Car WiFi OBD2 Scanner OBDII Scan Tool Code Reader Adapter Check Engine Light Diagnostic Tool for iOS & Android Compatible with App inCarDoc, OBD Fusion, Torque
4.2 out of 5 stars
2,128
$19.99
#93
bbfly-A9 OBD II OBD2 16 Pin Splitter Extension 1x Male and 2X Female Extension Cable Adapter (2FT/60CM)
4.5 out of 5 stars
481
$9.90
-
$89.00
#94
CRAFTSMAN Torque Wrench, SAE, 1/2-Inch Drive (CMMT99434)
4.8 out of 5 stars
178
$89.98
#95
Autel Autolink AL619 OBD2 Scanner ABS SRS Airbag Warning Light Scan Tool, Turn Off Check Engine Light Car Diagnostic Tool, Quick Test Engine System Code Reader
4.5 out of 5 stars
2,239
$101.99
#96
REV X E85T0501 E85 Gasoline Tester - Easy to Use Ethanol Test Kit
4.7 out of 5 stars
368
$11.95
#97
REV X E85 Super Tester Reusable Ethanol Testing Kit - 5 oz.
4.6 out of 5 stars
425
$11.95
#98
OEM TOOLS 24338 100A Battery Tester & Voltmeter, Test The Health of 6 or 12 Volt Systems, Works for Cars, Trucks, RVs, Golf Carts, Easy to Read
4.6 out of 5 stars
278
$30.17
#99
BETOOLL Pro Fuel Injection Pressure Tester Kit Gauge 0-140 PSI
4.5 out of 5 stars
637
$66.99
#100
LAUNCHOBD2 Scanner CR529 Code Reader with Full OBD2 Function, One-Click I/M Readiness Turn Off Check Engine Light CAN Scan Tool, Automotive Car Diagnostic Tool, Lifetime Free Update
4.4 out of 5 stars
1,105
$47.99
←
Previous page
1
2
Next page
→
New Releases
in Diagnostic, Test & Measurement Tools
Most Wished For
in Diagnostic, Test & Measurement Tools
Gift Ideas
in Diagnostic, Test & Measurement Tools
‹
Any Department
‹
Automotive
‹
Tools & Equipment
Diagnostic, Test & Measurement Tools
Battery Testers
Brake Gauges
Code Readers & Scan Tools
Cylinder Bore Gauges
Emissions Analyzers
Fuel Pressure Testers
Gas Analyzers
Ignition Testers
Lab Scopes
Mechanical Testers
Multimeters & Analyzers
Pressure & Vacuum Testers
Scan Tools
Software
Thermometers
Timing Lights
Torque Wrenches
Your recently viewed items and featured recommendations
Your recently viewed items and featured recommendations
Back to top
Get to Know Us
Careers
Blog
About Amazon
Press Center
Investor Relations
Amazon Devices
Amazon Tours
Make Money with Us
Sell products on Amazon
Sell apps on Amazon
Become an Affiliate
Advertise Your Products
Self-Publish with Us
Host an Amazon Hub
›
See More Make Money with Us
Amazon Payment Products
Amazon Rewards Visa Signature Cards
Amazon.com Store Card
Amazon Business Card
Amazon Business Line of Credit
Shop with Points
Credit Card Marketplace
Reload Your Balance
Amazon Currency Converter
Let Us Help You
Amazon and COVID-19
Your Account
Your Orders
Shipping Rates & Policies
Amazon Prime
Returns & Replacements
Manage Your Content and Devices
Amazon Assistant
Help
English
Choose a language for shopping.
United States
Choose a country/region for shopping.
Amazon Music
Stream millions
of songs
Amazon Advertising
Find, attract, and
engage customers
Amazon Drive
Cloud storage
from Amazon
6pm
Score deals
on fashion brands
AbeBooks
Books, art
& collectibles
ACX
Audiobook Publishing
Made Easy
Alexa
Actionable Analytics
for the Web
Sell on Amazon
Start a Selling Account
Amazon Business
Everything For
Your Business
Amazon Fresh
Groceries & More
Right To Your Door
AmazonGlobal
Ship Orders
Internationally
Home Services
Experienced Pros
Happiness Guarantee
Amazon Ignite
Sell your original
Digital Educational
Resources
Amazon Rapids
Fun stories for
kids on the go
Amazon Web Services
Scalable Cloud
Computing Services
Audible
Listen to Books & Original
Audio Performances
Book Depository
Books With Free
Delivery Worldwide
Box Office Mojo
Find Movie
Box Office Data
ComiXology
Thousands of
Digital Comics
DPReview
Digital
Photography
East Dane
Designer Men's
Fashion
Fabric
Sewing, Quilting
& Knitting
Goodreads
Book reviews
& recommendations
IMDb
Movies, TV
& Celebrities
IMDbPro
Get Info Entertainment
Professionals Need
Kindle Direct Publishing
Indie Digital & Print Publishing
Made Easy
Amazon Photos
Unlimited Photo Storage
Free With Prime
Prime Video Direct
Video Distribution
Made Easy
Shopbop
Designer
Fashion Brands
Amazon Warehouse
Great Deals on
Quality Used Products
Whole Foods Market
America’s Healthiest
Grocery Store
Woot!
Deals and
Shenanigans
Zappos
Shoes &
Clothing
Ring
Smart Home
Security Systems
eero WiFi
Stream 4K Video
in Every Room
Neighbors App
Real-Time Crime
& Safety Alerts
Amazon Subscription Boxes
Top subscription boxes – right to your door
PillPack
Pharmacy Simplified
Amazon Renewed
Like-new products
you can trust
Amazon Second Chance
Pass it on, trade it in,
give it a second life
Conditions of Use
Privacy Notice
Interest-Based Ads
© 1996-2020, Amazon.com, Inc. or its affiliates
v