This all billet aluminum 72mm throttle body is for 1986-1987 Buick Grand National, T-Type, Turbo T, or GNX 3.8 liter turbo V6. With this throttle body you will have a quicker throttle response and faster turbo spool up, not to mention it all billet machined finish looks great under the hood. This product is made in the U.S.A! |