# 274001648 278002895 Seadoo Muffler and Temp Sensor Assy | Genuine Used Part

🔧 Product Description

  

Genuine Sea-Doo Muffler and Temperature Sensor Assembly - Part Numbers: 274001648, 278002895

  

This genuine Sea-Doo muffler and temperature sensor assembly is used in the exhaust system on compatible 4-TEC personal watercraft. The muffler reduces exhaust noise while the temperature sensor monitors exhaust-system operating conditions for the factory electrical management system.

  

⚙️ Key Features

  

• Genuine Sea-Doo muffler and temperature sensor assembly

• OEM part numbers 274001648 and 278002895

• Factory exhaust muffler with temperature sensor component

• Helps control exhaust noise and monitor exhaust temperature

• Used on compatible GTI, GTR, GTX and RXT exhaust systems

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 274001648 → Supersedes 274001384

• 274001384 (earlier OEM muffler reference)

• 278002895 → Supersedes 278001016

• 278001016 (earlier OEM temperature sensor reference)

  

OEM / Related Numbers:

  

• 274001384

• 274001648

• 278001016

• 278002895

  

Aftermarket / Verified Equivalents:

  

• No aftermarket equivalent

  

🚤 Compatibility

  

Commonly used on:

  

• Sea-Doo 4-TEC exhaust systems

  

Typically suits:

  

• Engine models:

• 2011 GTX 215

• 2013 GTI SE 130

• 2015 GTR 215

• 2017 RXT all models

• 2018 GTR 230 Package X

  

• HP Range: Approximately 130HP - 230HP

• Engine Type: Sea-Doo 4-TEC Exhaust System

• Year Range: Approximately 2011 - 2018

  

🔌 Function

  

The muffler reduces exhaust noise while the exhaust temperature sensor monitors system temperature and sends temperature information to the factory control electronics.

  

Common signs of failure:

  

• Exhaust leaks

• Increased exhaust noise

• Sensor fault codes

• Heat damage or cracking

• Poor sensor readings or wiring damage

  

📦 Condition

  

• Genuine used part

• Removed from running engine where applicable

• In good working condition unless otherwise stated

## Details

- **Price:** 367.5 AUD
- **Vendor:** Sawley's Auto and Marine
- **Tags:** Sawley’s AAM Used Parts – Sea-Doo Parts | Jet Ski Parts & Components

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 367.50 AUD | In stock |

## Images

- 274001648 278002895 Seadoo Muffler and Temp Sensor Assy | Genuine Used Part
- 274001648 278002895 Seadoo Muffler and Temp Sensor Assy | Genuine Used Part
- 274001648 278002895 Seadoo Muffler and Temp Sensor Assy | Genuine Used Part
- 274001648 278002895 Seadoo Muffler and Temp Sensor Assy | Genuine Used Part
- 274001648 278002895 Seadoo Muffler and Temp Sensor Assy | Genuine Used Part
- 274001648 278002895 Seadoo Muffler and Temp Sensor Assy | Genuine Used Part
- 274001648 278002895 Seadoo Muffler and Temp Sensor Assy | Genuine Used Part
- 274001648 278002895 Seadoo Muffler and Temp Sensor Assy | Genuine Used Part
- 274001648 278002895 Seadoo Muffler and Temp Sensor Assy | Genuine Used Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/274001648-278002895-seadoo-muffler-and-temp-sensor-assy-genuine-used-part)
> Updated: 2026-07-02