rebelbowtie
New member
here is a thread on CAI
http://www.toyota-4runner.org/perfo...e/114273-truth-about-cai-cold-air-intake.html
http://www.toyota-4runner.org/perfo...e/114273-truth-about-cai-cold-air-intake.html
I read through this yesterday. You make some valid points. Keep up the good work.
The carbon filter im talking about is this.
http://www.toyota-4runner.org/4th-gen-t4rs/50342-just-removed-hydrocarbon-filter-3.html
About half-way through the page.
I guess it is referred to as a Hydrocarbon filter.
Driving on the highway it is almost silent. However,
driving in the suburbs stop and go you can tell it’s there.