The 4L80E Conversion Kit provides all the parts need to complete a 4L80E conversion on a TrailBlazer SS.

Included in the kit are the below parts:

1)  4L80E Conversion Crossmember – The Crossmember is built with Laser Cut Plates and Chrome Moly Tubing. 

2)  4L80E Cooler Lines – These lines are used to adapt to the factory lines with the use of AN Fittings.

3)  4L80E Conversion Harness – This harness is a plug and play harness to make the conversion easier on the customer.

4)  4L80E Conversion TCM – This TCM is preprogrammed with all the tables need for a plug and play installation.