BUICK EXHAUST

Can Someone Show Me And Give Me The Part Number For The Front Exhaust Manifold On Mth Car I Put In. Mines Is Cracked And I Need To Replace...

Are There 2 Different Exhaust Manifolds On The Car? One On The Front Of The Motor And One On The Back Of The Motor?

Can You Show Me Which Exhaust Manifold Is On The Front Of The Motor Please

Does A Gasket Go On With The Manifold As Well And If So What's The Part Number For It

Fairly Straight Forward Question, But I Can't Seem To Verify Online If This Car Has A Front And Rear Catalytic Converter R Just The...

Does The Second Catalytic Converter Usually Mess Up After Replacing The Port One Catalytic Converter And If So, Usually How Long After...

How Many Catalytic Converters Does The Car Listed Above Have?

Is It Necessary To Have Them On The Car Or Not?