Mercruiser 99438 Heat Exchanger 4" Replacement
Replaces Mercruiser part: 99438
Suits Mercruiser engines:
3.7L 4 Cylinder
1 year warranty
This is a USA made heat exchanger by Seakamp
![](https://cdn11.bigcommerce.com/s-37u16bcg43/product_images/uploaded_images/moved-2d0dd52bb141886d22b92c3ec412fcaf.png)
![](https://cdn11.bigcommerce.com/s-37u16bcg43/product_images/uploaded_images/moved-3e7cbee8dd1375baa5a6e6aefddc3600.png)
Replaces Mercruiser part: 99438
Suits Mercruiser engines:
3.7L 4 Cylinder
1 year warranty
This is a USA made heat exchanger by Seakamp