Caterpillar C10 / C12 Fuel Injector

OE 2123467 / 3507555 / 1660149

Aftermarket replacement for B2B importers, distributors, wholesalers and private-label programs.

Product category: Fuel Injectors
Brand application: Caterpillar
OE references: 2123467 / 3507555 / 1660149
Application: Caterpillar C10 / C12

Confirm final specification and application before ordering.

PRODUCT OVERVIEW

ABOUT THIS FUEL INJECTOR.

The TRUPA Caterpillar C10 / C12 Fuel Injector is an aftermarket replacement fuel injector referenced to OE numbers 2123467, 3507555, 1660149. It is listed for Caterpillar C10 / C12. TRUPA supplies it to importers, distributors, wholesalers and private-label programs, with China export supply and partner-warehouse support in the USA and Brazil for eligible orders.

WHAT IT DOES

The fuel injector delivers precisely metered, atomised diesel into the combustion chamber. Heavy-duty engines use mechanical (PT), unit injector (EUI/HEUI) or common-rail designs, each with tight tolerances.

APPLICATION & FITMENT

Listed for Caterpillar C10 / C12. More parts for Caterpillar.

OE & INTERCHANGE NUMBERS

2123467
3507555
1660149

BEFORE YOU ORDER

OE or Bosch reference number and engine model
Injector type (PT, EUI, HEUI or common rail)
Trim or calibration code requirements for electronic injectors
Production year, as injectors are often superseded within an engine family

COMMON REPLACEMENT SIGNS

Hard starting, misfire or rough idle
Black or white smoke and higher fuel consumption
Loss of power or cylinder imbalance
Fuel dilution of the engine oil

Read the troubleshooting guide →

QUALITY CHECKS

Injectors should be bench-tested for flow, spray pattern and leakage against the engine specification before shipment. How TRUPA approaches quality control.

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