Unknown spring-loaded rotating device on exhaust (2.0 EcoBoost). What is this?

Hi everyone,

I was searching through previous posts but couldn’t find anything about this, apologies if this has already been discussed.

I recently had my Bronco Sport (2.0) up on a lift at a shop and took the chance to really inspect the underbody, there are a lot of interesting design details.

I came across this device on the exhaust that I’ve never seen before. It’s not electrical, and it appears to be a mechanical rotating mechanism with a spring that provides…

Hi everyone,

I was searching through previous posts but couldn’t find anything about this, apologies if this has already been discussed.

I recently had my Bronco Sport (2.0) up on a lift at a shop and took the chance to really inspect the underbody, there are a lot of interesting design details.

I came across this device on the exhaust that I’ve never seen before. It’s not electrical, and it appears to be a mechanical rotating mechanism with a spring that provides…

Unknown spring-loaded rotating device on exhaust (2.0 EcoBoost). What is this?