Two speaker systems available for Athearn Genesis slab-side turbines:
 
For early production slab-side gas turbine locomotives with twin, round speakers, the UFIT-30D9-RC1 and UFIT-30D5-RC1 Rectify systems drop right in. This set includes one 9mmH 30D9 for the front position and one 15mmH 30D5 system for the rear location. PCB-style decoders such as Loksound Direct and Tsunami2 PNP are not impacted at all.
 
For current-run slabs0de locomotives, the AHGS-VERF (front) and AHGS-VERR (rear) speakers drop ri
 
The speakers come fully assembled and tested.