Tuning

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Customers must use EFLive V8.2.24 or later software to generate auth-codes. Auth-codes generated by older versions of the EFILive software…
Need to link your old CA Autocal to CTT? Enter the Serial No. off the back of your unit. Do…
CTT is proud to offer transmission tuning for your Allison 5 and 6 speed equipped Duramaxes! Our transmission tuning will…
If you entered the VIN incorrectly on your order, enter the correct VIN and the order number with the incorrect…

GM LSX Tuning

$150.00$500.00
DoD Advanced Tuning Trans Tuning MUST SEND A STOCK ECM READ TO   Support@CTTTuning.ca  MUST HAVE ORDER NUMBER IN SUBJECT…
If you’re attempting to purchase a VIN license and need to increase the VIN slots on the Autocal, you will…
For existing customers wanting to upgrade from a single tune to DSP, you’ll need this and a DSP5 switch.
Allowing the Dodge or GM unlock on a FlashScan V2 device.
For highly modified vehicles. Contact us before ordering.
Link to CTT

Link to CTT

$0.00
2001-2005 Duramax EFI Live Tuning

2001-2005 Duramax EFI Live Tuning

$225.00$250.00
Incorrect VIN

Incorrect VIN

$50.00
GM LSX Tuning

GM LSX Tuning

$150.00$500.00

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