Acc Performance ATC4540HD Torque Converter GM LS 6L80E/6?90E +200 RPM

Acc Performance ATC4540HD Torque Converter GM LS 6L80E/6?90E +200 RPM is listed by Motorstate as a Torque Converters and Components for catalog matching by brand, part number, and product name. Use this source-backed listing when comparing Acc Performance components in the Torque Converters and Components category. The manufacturer part reference is 4540HD, while the Motorstate part number is ATC4540HD. Catalog description context: Torque Converter - Night Stalker - 12.125 in Bolt Circle - 6L80E / 6L90E - Each. No vehicle compatibility is stated here unless it is present in separate fitment data.