Injen - Intake System - BMW F3X 3-Series/4-Series

Unlock your engine's hidden power potential by replacing your restrictive stock intake with Injen's advanced SP Series Cold Air Intake. More than just a cold air conduit, the SP Series Cold Air Intake is a high-tech, fine-tuned oxygen delivery system. The aerospace-grade T-6061 aluminum tubing is CNC mandrel bent, and the TIG welded brackets are perfectly positioned for a balanced fit inside your exact year, make and model. Plus, everything from the composite flanges to the urethane air filter is meticulously tested and tuned on Injen's in-house Dynojet. Injen SP Series Cold Air Intake includes unique rubber vibra-mounts, stainless steel clamps and silicone hoses for a secure, shift-free installation. Best of all, Injen backs your SP Series Cold Air Intake with a Limited Lifetime Warranty. Features: - Gains up to 12whp and 9wtq - Polished Version or Wrinkle Black Powdercoat Finish Available - More aggressive intake sound - Improved fuel efficiency - Made from T6-6061 aerospace aluminum - TIG welded hardware and adapters - Oiled cotton performance air filter - Limited lifetime warranty Models Supported 2012+ BMW F30/F31 320i/328i 2014+ BMW F32/F33/F36 428i