Filters
Holley EFI 300-214
Holley Hi-Ram Lower Manifold - GM LS3/L92; EFI Base Only LS3/L92
Holley EFI 300-227
Holley Hi-Ram Lower Manifold - GM LS1/LS2/LS6; LS1/LS2/LS6 Cathedral Port EFI Base Only
Holley EFI 300-227BK
Holley Hi-Ram Lower Manifold - GM LS1/LS2/LS6; LS1/LS2/LS6 Cathedral Port EFI Base Only - Black
Holley EFI 300-229BK
Holley Hi-Ram Lower Manifold - GM LS7- Black; LS7 EFI Base Only
Holley EFI 300-236
Holley Hi-Ram Lower Manifold - GM LT1; LT1 Hi-Ram, Lower Manifold Only w/Port EFI Provisions & Fuel Rails. Order Plenum Top Separately.
Holley EFI 300-237
Holley Hi-Ram Lower Manifold - GM LT1; LT1 Hi-Ram, Lower Manifold Only w/out Port EFI Provisions. Order Plenum Top Separately.