• 123\Tune+ Porsche Big Twin Plug – intended for Porsche 911 RS / RSR
• 123\Tune+ Porsche Small Twin Plug – intended for Porsche 911 2.3 / 2.5 ST
• 123\Tune+ Porsche 3.0 SC Twin Plug – intended for Porsche 3.0 SC, with or without 6-pin CDI box control
• 123\Tune+ Porsche 3.2 Carrera Twin Plug – intended for Porsche 3.2 Carrera

911 MFI Solutions offers Twin Plug Distributors with pin-point accurate construction paired with state of the art technology, mirror imaging early -Bosch/Marelli race versions. A cell-phone "Dashboard App" allows the phone to connect to the distributors using Bluetooth to allow for precision tuning of the timing curve.

Magneti Marelli - black top, available for 65-71 models and 72-89 models. Early model distributors feature a 27mm shaft, with hold down clamp, while the later model distributors feature a 30mm shaft.

Bosch - red top, available for 72-89 models, 90-98 models may require additional measures.