The s300 v2 has the following additions to the s300:
| • | Red circuit board |
| • | Datalogging memory increased from 16 mbit (2 mbytes) to 32 mbit (4 mbytes). |
| • | 8 analog inputs. |
| • | 1 digital (serial) input. |
| • | Additional security features to help deter theft. |
| • | Improved ECU code storage using non-volatile SRAM, with no battery to every go flat.. |
| • | On board calibration storage. |