Mac Midlength Headers and y-pipe for LS1, they came off of a 2000 SS, used them for about 3K miles. No EGR holes and no Catalytic Converter's. $375 shipped to your door. These headers picked me up 2.5 tenths in the 1/4. Email me at Csummerlin15@nc.rr.com or PM me.

Thanks,
-Chad