B And M Automotive BMM70380 83- GM RWD/4WD w/4L60E& 4L80E

B And M Automotive BMM70380 83- GM RWD/4WD w/4L60E& 4L80E is listed by Motorstate as a Automatic Transmission Shift Kits for catalog matching by brand, part number, and product name. Use this source-backed listing when comparing B And M Automotive components in the Automatic Transmission Shift Kits category. The manufacturer part reference is 70380, while the Motorstate part number is BMM70380. Catalog description context: Automatic Transmission Shift Improver - Shift Plus - 4L60E / 4L80E - Each. No vehicle compatibility is stated here unless it is present in separate fitment data.