3" Blue Marine Registration Kit – Fits All Boat Brands & PWC (Replaces STIFFIE Shift Blue SH05, Hardline BLU350EC, STIFFIE HL102) 415HP Connect the inlet and outlet

Connect the inlet and outlet fuel lines to the new filter head

visible cracks or fraying on the belt

difficulty starting

Lightweight

3" Blue Marine Registration Kit – Fits All Boat Brands & PWC (Replaces STIFFIE Shift Blue SH05, Hardline BLU350EC, STIFFIE HL102) 415HP Connect the inlet and outletProduct Details This universal 3" Blue Marine Boat Registration Numbers and Letters Kit is designed for a perfect fit on all boat brands and personal watercraft (PWC). The 3 inch height of these decals meets US Coast Guard (USCG) requirements for vessel registration when installed correctly, ensuring you stay compliant on the water. This kit serves as a direct replacement for STIFFIE Shift Blue SH05, Hardline Products BLU350EC, and STIFFIE Hardline