What is the difference between the LT1 knock module and the Lt4 module?
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1997 Trans Am WS6
6 speed transmition
Flow Master cat back
other than that its stock -
1997 Trans AM WS6 vert
1 of 463
LT4 knock module
D. Goetz sub-frame connectors.
strut tower brace
SLP fan switch
160* t/stat
Drilled and slotted rotors/ Earls SS brake lines/ Hawk pads
DMS 1.5" progressive lowering springs
Pictures Here
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