This is normal for v1.4. Turn off "Instant Build" (F2) while building superweapons to fix the audio lag.
The Strategic Sandbox: Command & Conquer: Generals – Zero Hour Trainer V1.4 Command And Conquer Generals Zero Hour Trainer V1.4
A is a small third-party executable that runs in the background while you play. It hooks into the game’s memory and alters specific values in real-time. This is normal for v1