Cold Air Intake Kit for BMW N54 – 335i (2007–2011), 135i (2008–2013), Z4 (2009–2015) Twin Turbo – Unicorn Power System

Cold Air Intake Kit upgrade for BMW N54 twin-turbo engines, including 335i (2007–2011), 135i (2008–2013), and Z4 (2009–2015). This high-flow induction system improves airflow, throttle response, horsepower, and delivers a more aggressive intake sound.

Key Features:

• Optimized Airflow Design – Durable 2.5" high-flow silicone piping paired with twin oval dry filters for maximum intake efficiency
• Performance Heat Shield – Powder-coated metal heat shield helps isolate intake air from engine bay heat
• Easy Bolt-On Installation – No permanent modifications required; fits directly to factory mounting points
• Proven Gains – Improved throttle response, increased horsepower, and a more aggressive engine note under load

Kit Includes:

• Twin high-flow air filters
• Reinforced silicone intake tubing
  
• Engine bay heat shield with mounting hardware

Vehicle Compatibility:

• BMW 335i (2007–2011)
• BMW 135i (2008–2013)
• BMW Z4 with N54 engine (2009–2015)

Upgrade your intake system and enjoy cooler, denser air, better performance, and that signature twin turbo sound. Whether you're daily driving or tuning for track use, this kit delivers reliable gains.

⚠️ Note: Not CARB exempt. Intended for off-road or track use only. Not legal for highway vehicles in California or states with similar emissions laws.