# 4025341-13A Cummins 5.9L B Series Aftercooler Service Kit (A) O-ring & Core Stabilizers MRC4025341-13A

O-Ring & Core Stabilizers Service Kit

Cummins 5.9L BTA Aftercooler Service Kit (A) O-ring kit With Core Stabilizers

Used on Aftercooler Assembly - 3979771 / 5566841

Kit Includes

4 x O-rings (only 2 needed. 2 different thicknesses provided)

4 x Core Stabilizer strips

1 x Gasket

1 x METALUBE / Silicone tube/ Brush

This is a Mr Cool (USA) Replacement Part MRC4025341-13A.

## Details

- **Price:** 880.0 AUD
- **Vendor:** Mr Cool
- **Tags:** Sawley’s AAM Aftermarket – Cooling Systems Mr Cool | Marine Heat Exchangers & Kits

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 880.00 AUD | In stock |

## Images

- 4025341-13A Cummins 5.9L B Series Aftercooler Service Kit (A) O-ring & Core Stabilizers MRC4025341-13A

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/4025341-13a-cummins-5-9l-b-series-aftercooler-service-kit-a-o-ring-core-stabilizers-mrc4025341-13a)
> Updated: 2026-06-23