Cabezales de colector de escape de hierro fundido intercambiables LS para Chevrolet LS1 LS2 LS3 4.8,5.3 6.0
OE/Part number 9988-R-BLEM Fitment: For Chevrolet LS1 LS2 LS3 4.8L 5.3L 6.0L Fit on Oldsmobiles that have a Chevy engine 305cu V8， not fit Oldsmobile has a 307cu V8 Olds engine and in code "Y".