Shopping for: Confirm the part against your engine serial number and application before ordering.
Change engine
Caterpillar · Models: 3400 / 3406B / 3406C
392094 Caterpillar 3400 / 3406B / 3406C Injector Adapter Kit
Commercial diesel fuel system. Match the listed part and engine identifiers before ordering.
2-Year WarrantyPAI Industries
$45.37
In Stock
PAI Part #392094
JAK'S Part #JAKS-392094
Included Components
What’s In This Kit
Browse 3 included components with current product details and availability.
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392082Caterpillar 3400 / 3406B / 3406C Injector Adapter In stock -
321359Caterpillar 3400 O-Ring In stock -
331594Caterpillar 3400 Gasket In stock - No included components match that search.
Complete The Rebuild
Suggested Additional Parts
Commonly sold with this product. These parts are sold separately.
| Brand | PAI Industries |
| Part Category | Fuel System |
| Engine Make | Caterpillar |
| Engine Model | 3400 · 3406B · 3406C |
| Condition | New |
| Stage / Tier | Standard |
Discovery models are listed below. Confirm the complete application and any ESN/CPL or size restrictions before ordering.
Caterpillar 3400 3406B 3406C
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.