Product notes: On Hwy OEM Numbers: E23507409 R23507409 23522408 Make Model Years Engine Model Notes Notes Detroit Diesel 1994 to 2001 Detroit Diesel Series 60 Series 60 11L, 12.7L, 14L Detroit Diesel 1994 to 2001 Detroit Diesel Series 60 Series 60 11L, 12.7L, 14L Detroit Diesel 1994 to 2001 Detroit Diesel Series 60 Series 60 11L, 12.7L, 14L Detroit Diesel 1994 Detroit Diesel Series 60 Series 60 11L, 12.7L, 14L Detroit Diesel 1994 Detroit Diesel Series 60 Series 60 11L, 12.7L, 14L Detroit Diesel 1994 Detroit Diesel Series 60 Series 60 11L, 12.7L, 14L