There are 2 distinct advantages to upgrading to the XHS 9 HDSI 180 T ...
*Longer SI piezoes in the XHS 9 HDSI 180 T create a thinner beam slice = sharper detail ...
*XHS 9 HDSI 180 T has the capability of the added HI-DEF 800kHz SI frequency ...
Yes it's worth it ...
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You will need the AS SILR Y cable for a dual xducer setup because of your jet ...
*Right SI, 2d, and Temp would come from the starboard XHS 9 HDSI 180 T ...
*Left SI would come from the port XHS 9 HDSI 180 T ...
Rickie