This is the most obvious reason. Iko Uwais (Rama) is a Pencak Silat master, not a voice actor. When he grunts, shouts, or whispers a prayer before breaching a door, his jaw movements are precisely choreographed to Indonesian phonetics. Watching a poorly synced English voice-over destroys the visual rhythm of the editing. The raid’s tension relies on split-second timing. When the audio mismatches the mouth, the brain disengages. The Indonesian track keeps the visceral reality intact.
The standard subtitle track for The Raid was written directly from the Indonesian script. If you watch the Indonesian audio with English subtitles, the subtitles are lean and mean. For example: The Raid Redemption Indonesia Audio Track
If you want to experience The Raid: Redemption with the authentic Indonesian audio track, avoid YouTube clips and bootlegs. Here is the current status: This is the most obvious reason
In the final act, when Rama confronts Mad Dog (Yayan Ruhian) and Andi (Donny Alamsyah), the dialogue shifts from survival to brotherhood and betrayal. The line "Kita keluarga" (We are family) loses all weight when translated into English. Watching a poorly synced English voice-over destroys the