PRL Motorsports Cobra Cold Air Intake System - Big Bore 2017-2021 Honda Civic Si YMM_2009_STI The two pieces are secured

The two pieces are secured with a single bolt and sealed with an O-ring in a dedicated groove

Designed for serious enthusiasts

this horn button adds a premium touch to your steering wheel

this by-pass valve protects both your engine and turbocharger from damage caused by pressure spikes

PRL Motorsports Cobra Cold Air Intake System - Big Bore 2017-2021 Honda Civic Si YMM_2009_STI The two pieces are securedFits all 2016 2021 Honda Civic SI 1. 5T Fits Honda Sensing Package Fits all variant models including CVT, RHD, International Models, Etc. Canadian Models Require USDM Windshield Washer Reservoir Conversion Supplied by Teknotik Important Notes: No ECU Calibration Required For Standard Bore MAF Housing Big Bore MAF Specific ECU Calibration is Required For Big Bore MAF Housing Big Bore MAF Basemap Calibrations Available In Both Hondata and Ktuner Two