View Single Post
Old 07-13-2017, 03:33 PM   #7
psykostevo
 
Drives: Smart
Join Date: Mar 2017
Location: Phoenix, AZ
Posts: 59
I have seen issues with some of the Cold Air Intakes on the market. It seems to be hit or miss between cars, maybe something slightly off in the install or the designs.

Some cars have had as bad as 29%+ lean Short Term Fuel Trims at idle.
psykostevo is offline   Reply With Quote