Description
SIERRA Manifold V6 Dry Joint Exhaust – 18-1842.
- Fits: GM V6 (262cid) engines 2002 and newer
- Essentially eliminates the possibility of water to enter the cylinders if there is a gasket failure
- Water is transferred from the manifold to the riser externally
- Can be used with the OE riser
Use With:

18-0721
Riser Gasket (Open)

18-0720
Riser Gasket (Closed)

18-0722
Riser Gasket (Restricted)
Replaces
- MerCruiser 864612T01
This is a special order item. Most special order items are shipped within 72 hours of ordering, however, some items are not in stock. We will let you know if the item is not available. Alternatively, you may call us at 1-866-473-0420.
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