$425.00 plus shipping.

No more rocks getting stuck in grate.. better flow more efficient... less fuel more speed... 5-6% difference..
www.hyper-grate.com
Do you know of anyone that has one? Ask them for their opinion... Its a product that does what It says it does.

If this is posted in the wrong spot please more to the correct location/spot or advise. Thanks and Happy Boating.