ETC-3742 Mack TURBOCHARGER
Suggested Additional Parts
Commonly sold with this product. These parts are sold separately.
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EKT-0306Mack E7 / E-TECH / ASET Turbocharger Mounting Kit Ships from supplier · Lead time confirmed when you order -
321304Caterpillar 3400 Water Pump O-Ring Kit, PAI (OEM 2138621), Pack of 1 Ships from supplier · Lead time confirmed when you order -
EM47440NUT Ships from supplier · Lead time confirmed when you order -
331212PAI Turbocharger Gasket for Caterpillar — Pack of 5 Ships from supplier · Lead time confirmed when you order -
GKT-3749O-RING KIT Ships from supplier · Lead time confirmed when you order
| Engine family | Mack ASET · Mack E-Tech · Mack E7 |
| Brand | PAI Industries |
| Part Category | Turbochargers |
| Sub-Type | Turbocharger |
| Engine Make | Mack |
| Engine Model | ASET · E-Tech · E7 |
PAI Industries ETC-3742 turbocharger for Mack E7 / E-Tech / ASET. Replaces Mack 25502083. 24-month warranty.
Fits:
- MACK E7 ENGINES
- MACK E-TECH ENGINES
- MACK ASET ENGINE
- MACK CH MODELS
OEM cross-references:
- MACK 25502083
- MACK 631GC5133AM6
- MACK 631GC5133M3
- MACK 631GC5133M2
- MACK 631GC5133M5
- MACK 631GC5133M8
- MACK 631GC5133M9
- MACK 631GC5133M20
- MACK 631GC5133M21
- MACK 631GC5140M2
- MACK 7536-474836
- MACK 7536-467571
- MACK 631GC5133M6
- PAI ETC-3742
Warranty: 24 months
These catalog references may identify this part or components in an assembly. A listed number alone does not confirm whole-assembly interchange or vehicle fitment. Confirm the required part before ordering.
| Number |
|---|
| MACK 25502083 |
| MACK 631GC5133AM6 |
| MACK 631GC5133M3 |
| MACK 631GC5133M2 |
| MACK 631GC5133M5 |
| MACK 631GC5133M8 |
| MACK 631GC5133M9 |
| MACK 631GC5133M20 |
| MACK 631GC5133M21 |
| MACK 631GC5140M2 |
| MACK 7536-474836 |
| MACK 7536-467571 |
| MACK 631GC5133M6 |
| PAI ETC-3742 |
No cross-reference numbers match that search.
Discovery models are listed below. Confirm the complete application and any ESN/CPL or size restrictions before ordering.
Most PAI parts carry a 2-year unlimited-mileage PAI warranty — 3 years on the High Performance tier, 1 year on Excel by PAI. See Warranty & Returns for full coverage terms, or call a specialist to confirm the exact coverage on this part.
PAI published warranty tiers: High Performance — 3-Year · Genuine PAI — 2-Year · Excel — 1-Year, unlimited mileage. The badge beside the price shows this product's recorded term; when no badge is shown, confirm coverage with a specialist.





