COBB Charge Pipe BMW E90 E92 E93 335i / 335xi (07-10) 335is (11-13) 335i RWD / xDrive (2011) CARB/Smog Legal

Fitment Information

• BMW 335i E90 / E92 / E93 N54 (2007, 2008, 2009, 2010)
• BMW 335xi E90 / E92 N54 (2007, 2008, 2009, 2010)
• BMW 335is E92 / E93 N54 (2011, 2012, 2013)
• BMW 335i RWD / 335i xDrive E90 / E92 / E93 N55 (2011)
  
  • Fits both Manual and Automatic Transmission Models
    

Emissions Compliance

• 50 State Legal - This part is legal for sale and use on Emissions Controlled Vehicles in all 50 states when used in accordance with the manufacturer's application guide because it has a California Air Resources Board (CARB) Executive Order (EO) number: D-660-31

Note: 

• You may need to source a new O-Ring (P/N 13717568031) and possibly a new C-Clip if yours are missing or damaged as they are not included with this kit.

Specs & Features

• Explosion Proof: Constructed from robust 3" Mandrel Bent Aluminum, replacing the brittle factory plastic pipe notorious for cracking and bursting under boost.
• Flow Max: The increased piping diameter and smooth bends reduce intake turbulence, maximizing airflow volume to the throttle body for sharper response.
• Leak-Free Connection: Includes heavy-duty 4-Ply Silicone Couplers to ensure a tight seal that handles significantly higher boost pressures than stock.
• Stealth Aesthetic: Finished in a sleek Wrinkle Black Powder Coat that looks at home in the engine bay, offering a premium "OEM+" look without attracting unwanted attention.
• Direct Replacement: Designed as a bolt-on fix for E-Chassis Vehicles Only, utilizing the factory mounting points for a straightforward installation.

Product Description

If you own a turbocharged E-Series BMW (135i, 335i, 535i), you likely know the N54/N55 "Achilles Heel." BMW built the factory charge pipe out of hard plastic. It’s not a matter of if it will fail, but when. Heat cycles make the plastic brittle, and one spirited pull on the highway is all it takes to blow the flange apart, leaving you in limp mode. The COBB Tuning Charge Pipe is the permanent cure.

By swapping to a 3" Aluminum Tube, COBB eliminates the weak point entirely. Metal doesn't get brittle. Metal doesn't crack. Whether running a stock tune or pushing Stage 2+ boost levels, this pipe holds the pressure. Beyond durability, the mandrel-bent design smooths out the airflow path, reducing restriction compared to the pinched factory piping. This means the engine breathes easier and the turbos work more efficiently.

Engine Specific Fitment

• N54 Version: Designed for the twin-turbo legend. It routes perfectly from the intercooler to the throttle body, replacing the failure-prone stock unit.

• N55 Version: Specific to the single-turbo "TwinPower" engine (E-series only, does not fit F-chassis). It fixes the exact same weak link but is shaped to accommodate the N55's unique layout.

This is the single most important reliability mod for the N54 and N55 platforms. It turns a known failure point into a strength. Don't get stranded on the side of the road with a blown plastic pipe. Upgrade to COBB aluminum and drive with the confidence that when you hit the gas, the boost stays where it belongs—inside the engine.