Is it February already, time to fire up the heaters and get to work !
Skunk2
Skunk2 943-05-0200 2006-2015 Civic Si Cold Air Intake Replacement MAF Coupler
K-Tuned KRH-9TH-K24 Header for 2012-2015 Honda Civic Si 9th Gen
ACUITY 1924-K4 Shift Boot Collar Most Acura / Honda - Red
Skunk2 943-05-0120 2012-2015 Civic Si Cold Air Intake Throttle Body Coupler For RBC & S2 Intake Manifolds
Hondata FlashPro 2012-2015 Honda Civic Si - FP-2012SI-US