TOYOTA MATRIX 2003 1.8L VVTL-i XRS

Questions and Answers

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Q: Does this kit do anything to alleviate the rough idle that comes
Asked by: Lue - 02/23/2020
A: The COSMO cold air intake is a specific design part for Matrix and equipped air mass meter housing port for directly air meter swap; unlikely other universal intakes that cause check engine and idling issue. 
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Answer provided by:  Cosmo (02/25/2020)