Exhaust Practice Test
Exhaust Performance Exhaust Upgrades 2
What is a 'flex pipe' or 'flex section' in an exhaust system?
Select your answer
A
A rubber coupling between the muffler and tailpipe
B
A corrugated metal section that allows slight movement and absorbs vibration
C
A variable-diameter pipe that adjusts to engine load
D
A catalytic converter with a flexible substrate
Hint