Shopping for: Confirm the part against your engine serial number and application before ordering.
Change engine
Caterpillar · Models: 3406E / C15 / C16 / C18
342150 Cat / Caterpillar REPLACEMENT PLUG
Commercial diesel head bolts / fasteners. Match the listed part and engine identifiers before ordering.
2-Year WarrantyPAI Industries
$9.06$9.93
Save $0.87
In Stock
PAI Part #342150
JAK'S Part #JAKS-342150
Kit Membership
Used In These Kits
This part is included in 3 engine & overhaul kits — find yours below.
| Brand | PAI Industries |
| Engine Make | Caterpillar |
| Engine Model | 3406E · C15 · C16 · C18 |
REPLACEMENT PLUG
Fits:
- CATERPILLAR 3406E SERIES
- CATERPILLAR C15 ENGINE
- CATERPILLAR C16 ENGINES
- CATERPILLAR C18 ENGINE
OEM cross-references:
- CATERPILLAR 6L2609
Warranty: 24 months
Discovery models are listed below. Confirm the complete application and any ESN/CPL or size restrictions before ordering.
Caterpillar 3406E C15 C16 C18
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.