# 21454184 Hose | Genuine Volvo Penta Part

🔧 Product Description

  

Genuine Volvo Penta D3 Heat-Exchanger Cooling Hose - Part Number: 21454184

  

A moulded coolant hose used in the heat-exchanger and closed-circuit cooling system of Volvo Penta D3 marine diesel engines.

  

⚙️ Key Features

  

• Resistant to engine coolant and heat

• Correct factory routing

• Prevents kinking around the heat exchanger

• Designed for pressure and temperature cycling

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• Current OEM reference: 21454184

  

OEM / Related Numbers:

  

• 21454184

  

Aftermarket / Verified Equivalents:

  

• No aftermarket equivalent

  

🚤 Compatibility

  

• D3 cooling and heat-exchanger systems

• Confirmed in D3-110I-H and D3-200A-D cooling arrangements

• Final fitment depends on heat-exchanger version and engine serial number

  

🔌 Function

  

The hose transfers coolant between the heat exchanger and adjoining engine-cooling components.

  

Common signs of failure or damage:

  

• Coolant leakage

• Cracking or hardening

• Swelling or soft areas

• Abrasion against nearby hardware

• Hose collapse

• Engine overheating or falling coolant level

  

📦 Condition

  

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 97.95 AUD
- **Vendor:** Volvo Penta
- **Tags:** Volvo Penta

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 97.95 AUD | In stock |

## Images

- 21454184 Hose | Genuine Volvo Penta Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/21454184-hose-genuine-volvo-penta)
> Updated: 2026-08-03