The Process

From Part Number to Verified Equivalent.

Five steps. Seconds, not minutes. Here's exactly what happens when you run a cross-reference search on PartMatch Pro.

01

Enter a Part Number, Brand, or Vehicle

Start with whatever you have on hand — an OEM part number, an aftermarket SKU, a brand name, or a year/make/model/engine combination. PartMatch Pro accepts all three input modes and auto-detects which one you're using.

  • Partial numbers work — enter at least 4 characters
  • Typos are handled by fuzzy matching
  • Vehicle-first search narrows to fitment-verified parts only
Search Input
⌕AC Delco 41-993
Type
OEM Part Number
Brand
AC Delco
Category
Spark Plug
02

The Matching Engine Resolves the Part

Your query hits our index of 12M+ part records. The engine normalizes the number format, strips manufacturer prefixes, and runs a multi-pass lookup: exact match first, then fuzzy match, then category-and-spec match. Results are ranked by match confidence.

  • Exact matches return in under 80ms
  • Fuzzy pass catches transposed digits and missing dashes
  • Spec match finds equivalents even when numbers differ entirely
Match Engine Output74ms
Input41-993
Normalized41993
Match PassExact
Confidence99%
Records Searched12,400,000
03

Cross-References Are Pulled Across All Brands

Once the base part is resolved, PartMatch Pro queries every brand in its database for a confirmed equivalent. Each result is tagged with a match score, stock status, and price range so you can compare at a glance.

  • Match scores above 95 are direct drop-in replacements
  • Scores 80–94 indicate functional equivalents — verify fitment
  • OEM and aftermarket results are shown side by side
Cross-Reference Results
BrandPart #ScoreStock
BoschFR8DC+99%In Stock
NGKTR5598%In Stock
DensoK20PR-U97%In Stock
ChampionRC12YC95%Low Stock
MotorcraftSP-43293%In Stock
04

Fitment Is Verified Against Your Vehicle

Every cross-reference result is checked against the fitment database for your specific vehicle. Year, make, model, trim, and engine are all validated. Parts that don't fit your vehicle are flagged — not hidden, so you can still see them if needed.

  • Fitment data covers 1980–present for domestic and import vehicles
  • Engine-specific fitment catches variants within the same model year
  • Flagged parts show the exact fitment mismatch reason
Fitment Check
Vehicle2018 Chevrolet Silverado 1500
Engine5.3L V8 EcoTec3
TrimLT
Bosch FR8DC+Confirmed
NGK TR55Confirmed
Denso K20PR-UConfirmed
Champion RC12YCConfirmed
Motorcraft SP-432Not Compatible
05

Export, Order, or Save to History

With your verified list in hand, export to CSV for your ordering system, copy part numbers directly, or save the search to your history for next time. Pro and Shop users can share results with their team or push directly to a DMS.

  • CSV export includes part number, brand, price, and stock status
  • Saved searches are accessible from any device
  • Shop plan pushes results directly to Mitchell 1, Shop-Ware, and Tekmetric
Export Options
Export CSV
8 parts · includes pricing
Copy Part Numbers
Clipboard-ready list
Save to History
Synced across devices
Push to DMS
Mitchell 1 · Shop-Ware · Tekmetric

PartMatch Pro vs. Manual Lookup

Manual cross-referencing means juggling printed catalogs, multiple supplier websites, and phone calls. Here's how the two approaches stack up on a typical 8-part job.

Task
Manual Lookup
PartMatch Pro
Find one cross-reference
5–15 min
Under 5 sec
Verify fitment
Catalog lookup or phone call
Automatic
Compare 5+ brands
Multiple supplier sites
Single results page
Check stock status
Call distributor
Live in results
Export for ordering
Manual re-entry
One-click CSV
8-part job total time
45–90 min
Under 3 min

Ready to Run Your First Search?

Free plan includes 50 lookups per day. No credit card required.

Start Searching Free