Sonic OEM Control Arms S This is the part that

This is the part that holds the wastegate flapper closed until desired boost is achieved

however since it was designed to improve airflow

5" Intercooler pipe

[3] Damper is 5% OD from stock

but also by helping cool your IAT2s down to help prevent detonation

Sonic OEM Control Arms S This is the part thatThese are OEM AC Delco control arms for your 2012 2020 Chevrolet Sonic 1. 4L 1. 8L. If you are experiencing clunking or wandering in your front end the trailing control arm bushing often collapses and needs replacing. This arm includes leading and trailing control arm bushings as well as ball joint. SOLD INDIVIDUALLY. If you want to replace both you will need quantity of 1 of each side.