Comp Cams Chevy Big Block Hi-Tech 3/8-Exhaust +.100 Racing this exhaust system is built

this exhaust system is built for maximum durability

which typically takes a trim tool or small flat-head screwdriver

It uses factory mounting points — no drilling

Do I need to replace the downstream oxygen sensor when I install this

Comp Cams Chevy Big Block Hi-Tech 3/8-Exhaust +.100 Racing this exhaust system is builtExtra durable one piece construction from . 080" wall seamless chromemoly Engineered and heat treated for extended durability and guide plate compatibility Precision formed 3 8" ball type ends Black oxide finished with easily read, laser etched part number and length Strength and performance ideal for serious street performance and race applications The one piece design from . 080" wall seamless chromemoly tubing ensures the ultimate in strength and