$80 is not bad, it's a rare piece. But if you have no false knock from extra engine noise there is no need for the LT4 knock module.
$80 is not bad, it's a rare piece. But if you have no false knock from extra engine noise there is no need for the LT4 knock module.
1990 Chevy Suburban 5.7L Auto ECM 1227747 $42!
1998 Chevy Silverado 5.7L Vortec 0411 Swap to RoadRunner!
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