YEAR | MAKE | FOR ENGINE SERIES |
---|---|---|
2004.5 | Chevy | 6.6L LLY Duramax |
2005 | Chevy | 6.6L LLY Duramax |
2004.5 | GMC | 6.6L LLY Duramax |
2005 | GMC | 6.6L LLY Duramax |
The TCM and valve body.
This could depend on the grade of hill, but in theory it will drop to 5 th gear from 6 th .
The SUN COAST A1-6VB-TCM-LLY ALLISON 5-6 SPEED CONVERSION will come with everything needed to do the 5 to 6 speed conversion including tuning for the TCM.
Complete the job with these highly suggested add-on products.
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