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SLAMMED63CHEVY · 10-08-2007, 10:07 PM

I have run headers w/duel, and most states with a car that old won’t need to be smoged so there won’t be a need for the catalytic converter.

10-08-2007, 10:07 PM	#105 (permalink)
SLAMMED63CHEVY AIR RIDE MODERATOR Join Date: Apr 2007 Location: Reno, NV Posts: 1,281	re: 1963 Impala, my new Project...... I have run headers w/duel, and most states with a car that old won’t need to be smoged so there won’t be a need for the catalytic converter.