Ignition Distributor Cap is a direct fit for the following:

1999-2000 Cadillac Escalade
1996-1999 Chevrolet C1500
1996-2000 Chevrolet C2500
1996-2000 Chevrolet C3500
1996-2002 Chevrolet Express
1996-1999 Chevrolet K1500
1996-2000 Chevrolet K2500
1996-2000 Chevrolet K3500
1996-1999 Chevrolet P30
2004-2007 Chevrolet Silverado