Free tools andfield references.
Working tools on the public data, guides from the team that does this for a living. The licensed-database horsepower underneath is what we bring to your catalog.
Use them right now.
VIN Decoder
Paste any 17-character VIN and get year, make, model, and engine, decoded live from the public NHTSA database. Try it on the home page.
Open the VIN decoder →HTS Tariff Lookup & Compare
Duty rate by HTS code and origin, straight from the live USITC schedule, with Section 301/232 flags and a two-country comparison that shows where the duty math favors you.
Open the tariff tool →Free File Scorecard
Drop an ACES or PIES XML file and get a letter grade plus your top problems in seconds — duplicates, conflicts, notes, missing fields. Runs entirely in your browser; nothing is uploaded.
Grade a file now →Qualifier Lookup
Paste free-text fitment notes and see what each one really is — date split, position, engine, equipment condition — and the structured qualifier type it should become.
Analyze your notes →Everything we sell, one download.
The ACES & PIES Superpower with Claude — Complete Bundle
The 18-page AI field handbook (set up Claude on your catalog, load the reference databases, run the high-value plays, reload to your PIM) plus the copy-paste Prompt Pack with recommended setup, the Validation Playbook, the Qualifier Conversion Quick-Reference, and the Receiver Submission Checklist. Requires a Claude account and a valid Auto Care Association license for the reference databases. ACES® and PIES® are standards of the Auto Care Association; this is an independent Prodolog publication.
Practitioner writing, not marketing.
What Is an ACES Overlap?
Why clean catalogs develop conflicting fitment, and how to clear every flag without deleting coverage.
Read the guide →Duplicate Applications
The fitment claims you didn’t know you made twice — and the application key that finds them.
Read the guide →Catalog Best Practices
Eight habits behind every supplier file that sails through validation, in checklist form.
Read the guide →Getting Listed with Performance Distributors
The data package Turn14-class buyers expect — and why the cleaner file wins the line review.
Read the guide →Selling Auto Parts in the US
What overseas factories must have before the first purchase order: the data requirements that gate the US market.
Read the guide →The best tool is a
clean file.
Free graded audit in 24 to 48 hours. No cleanup first, no sales call.