B3G 13879880050 Turbocharger for Detroit DD13 Freightliner Cascadia 12.8L

DD13

The B3G (13879880050) is a BorgWarner turbocharger configuration for the Detroit DD13 12.8L engine. This is a different configuration from the B3G 13879880047 — same turbo model but covering different DD13 calibrations and model year sub-variants. Both serve the DD13 in Freightliner Cascadia and Mercedes-Benz bus applications. Match by the BorgWarner number or Mercedes A-number on your old turbo nameplate. Built new, dynamically balanced, ships with gaskets. We supply shops, fleets, and distributors.

Turbo Model

B3G (BorgWarner, VGT)

OEM / Interchange Numbers

13879880050, EA4710964099, A4710965999, A4710963599, A4710964499, A4710964599

Application

Detroit DD13 12.8L, Freightliner Cascadia, Mercedes-Benz Bus

Service & Support

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FAQ

Both are B3G turbos for the DD13 12.8L but cover different calibrations and model year variants. The 13879880047 uses Mercedes numbers A4710964399/A4710966099. The 13879880050 uses A4710964499/A4710964599. Match by the number on your old turbo.

Detroit DD13 12.8L in Freightliner Cascadia trucks and Mercedes-Benz bus applications.

Brand new, 100% new components, dynamically balanced. No core charge. One-year unlimited-mileage warranty.

Yes. US stock, volume pricing for shops, fleets, and distributors.

B3G 13879880050: Second DD13 Configuration

Detroit produced multiple B3G configurations for the DD13 across model years. The 13879880047 and 13879880050 (this page) cover different DD13 calibrations. The BorgWarner number stamped on the turbo is the definitive identifier.

13879880047 vs 13879880050

Detail1387988004713879880050 (this page)
Turbo modelB3GB3G
EngineDD13 12.8LDD13 12.8L
Key Mercedes #A4710964399, A4710966099A4710964499, A4710964599

Match by the exact number on your old turbo nameplate.

Installation

  • Direct bolt-on replacement for the DD13 B3G turbo.
  • Replace exhaust manifold and oil drain gaskets (included).
  • Flush oil feed line. Prime turbo before startup.
  • Verify VGT operation through ECM.

See our quality process for details.