The 1984-1988 C4 Corvette Doug Nash Overdrive Transmission Filter and Gasket Kit is a replacement filter for the 4+3 overdrive transmission that helps keep particles out of the transmission.
This kit includes the filter and gasket. The replacement grommet is not included. Help keep the overdrive transmission working properly in your C4 Corvette with the Doug Nash Overdrive Transmission Filter and Gasket Kit.
Note: GM recommends that the overdrive transmission filter is changed every 10,000 miles.