S3 engine bay temps get hot.... really hot
the heatshield is to isolate the air filter from breathing all the hot engine bay air, increasing cold air dense air charge... Its better to have one than to not, but it will work without.. just better with.
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.