0407htp Projls1 11 Z
TransGo Shift Kit Install - Stall, Stab & Shift
The TransGo pulse lock-up upgrade for '95-up 4L60Es valve at the top replaces the stock one. The stock unit allows the trans to slip into converter lockup, which is nice for comfort, but bad for the clutch. The new piece maintains pressure for a firm lockup
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