478-7931 ECM Controller for CAT C18 Industrial C15 Truck Engine Module 20R-8180
Overview: Caterpillar electronic control module commonly referenced by 478-7931 with official Cat Reman alternate 20R-8180. Bench tested with programming available on demand.
Part Numbers
- Primary: 478-7931 (4787931)
- Official alternate (Cat Reman): 20R-8180 (20R8180)
Common Platforms Mentioned (verify by part number)
- Often sold for CAT C15 (truck) and C18 (industrial) listings
Warranty & Support
- 3-Month Warranty
- Bench tested before dispatch
- Programming available on demand
Fitment tip: Match the module label part number and confirm with engine serial number to ensure correct configuration.
Pairs well with
In stock! Ships within 1-2 business days.
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2-Year Warranty
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478-7931 ECM Controller for CAT C18 Industrial C15 Truck Engine Module 20R-8180
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