PRL | Cobra Cold Air Intake | Honda Civic | FK7 1.5T | 2016-2021Theres a reason that the PRL Motorsports Cobra Cold Air Intake Systems is a constant topic of discussion and so highly regarded. The CNC machined billet aluminium MAF Housing was designed to provide *factory spec fuel trims ( 4% of factory STFT & LTFT) for optimal drivability and performance. The Cobra CAI utilizes a 4" volume from the air filter into the MAF Housing and is available with two different MAF housing choices; a Standard Bore housing and