Tillman EN-47971 & 7219 Oil Pressure Gauge Adapters for GM 4.8L, 5.3L, 5.7L, 6.0L Engines 1996-2006 on Generation 3 & 4 & 5 V8 EnginesTillman EN 47971 & 7219 Oil Pressure Gauge Adapters for GM 4. 8L, 5. 3L, 5. 7L, 6. 0L Engines (1996 2006) for Generation III, IV, and V V8 Engines EN 47971 Oil Pressure Adapter: Compatible with Generation IV & V V8 engines. Fits GM models such as Chevy Camaro, Malibu, ATS, 2006 later Corvette, XLR V, and STS V. 7219 Oil Pressure Adapter: Designed for Generation III V8 engines. Fits GM 4. 8L, 5. 3L, 5. 7L, and 6. 0L engines from 1996 2006, similar to J