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Emerald ECU Serial Communications Lead - SREM003


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All Swallows Racing products utilise over 35 years experience in motorsport and are extensively tested on and of the track to ensure the maximum performance for you car with proven results.

Serial 9 pin rs232 communications lead for connecting a PC or Laptop to our ECU.

Please note that this is not a standard computer cable. It is made specifically for our Engine Management System (K6 ECU).

It is also compatible with our earlier K3 ECU.


X1 3 Metre cable

Warranty Options

In order to provide continuing peace of mind and support throughout the life of your Jaguar, we offer extended warranty packages to compliment our standard 3 month mechanical warranty.

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If you would prefer to purchase over the phone Call +44 (0)1934 750 319