Holley EFI Throttle Body Adapter - 105 mm Throttle Body - LS3 - GM LS-Series 20BONUS 1991-1993 Buick Roadmaster DOM920-XG WLK3000914 Cap Required Color:Smoke

1991-1993 Buick Roadmaster

Works with EGR for 1972-78 400cid w/ OEM 4-bbl

Mounting is either wrap around or bolt-in and the harness set comes with drop-forged steel 3 bar slide and bolt on hardware ends

1984-1987 Mercury Topaz

Dual layer design - Outer layer is hi-temp Titanium Inner layer is 89 percent silica to handle extreme heat Reduce heat soak into oil Easy installation with stainless steel Locking Ties Helps prevent Corvette from going into limp mode from engine oil becoming too hot Size is 14 in

Holley EFI Throttle Body Adapter 105 mm Throttle Body LS3 GM LS Series 20BONUS 1991 1993 Buick Roadmaster DOM920 XG WLK3000914 Cap Required Color:Smoke 1991 1993 Buick Roadmaster Works with EGR for 1972 78 400cid w OEM 4 bbl