KB31W2 Air Intake Hose Xdrive Gran Activehybrid M235I

( Brand: Genuine ), ( Manufacturer Part Number: KB31W2 ), ( Part Type: Intake Hose ), ( Product Warranty: 12 Month Warranty ), ( Part Info: Intake Hose Air Filter Housing Pipe To Turbocharger Inclu. ), ( Years: 2014 2013 2012 2015 2016 2017 2018 14 13 12 15 16 17 18 ), ( Makes: Bmw ), ( Mfr Label: Intake Hose Air Filter Housing Pipe To Turbocharger ), ( Important: Please Read All Notes Before Making This Purchase ), ( Cs-sku: 400 )

Review GENUINE Air Intake Hose For Xdrive Gran Coupe Activehybrid fits 335I 435I GT 2012–2018

Introducing the K&N AirIntake System (Part Number KB31W2), specifically designed for the BMW 335i, M235i xDrive, M235i Gran Coupe, and 435i xDrive Gran Coupe (G01) models with an N55 engine. This high-performance air intake system is engineered to deliver increased power and torque while enhancing the engine's sound.

The KB31W2 air intake system includes a replacement mass air flow sensor and a high-flow air filter. The filter is designed using an OEM-style pleated cotton gauze media that catches and holds contaminants, ensuring cleaner air enters the engine. The housing is constructed from heat-resistant, reinforced polyurethane material to withstand engine heat and provide superior sealing.

The intake hose is crafted using a 6-ply, reinforced, heat-resistant silicone material that offers improved durability and flexibility compared to the factory rubber hose. This design provides better flow rate and reduces the risk of hose failure, ensuring consistent performance.

The K&N air intake system is easy to install, with no modifications required to the engine bay or the vehicle's wiring harness. The system comes with all necessary mounting hardware, and the mass air flow sensor is pre-calibrated, saving you time and effort during the installation process.

By upgrading to the K&N KB31W2 air intake system, you can expect improved acceleration and throttle response, as well as increased horsepower and torque gains. Additionally, the system comes with a million-mile limited warranty, ensuring peace of mind and the confidence that your investment is protected.

Upgrade your BMW 335i, M235i xDrive, M235i Gran Coupe, or 435i xDrive Gran Coupe (G01) with the K&N KB31W2 air intake system and experience the difference in power, performance, and sound that sets it apart from the factory setup.

Buying a K&N AirIntake Hose (part number KB31W2) for BMW models 335i, M235i xDrive, Gran Turismo, and 435i ActiveHybrid can have several advantages and potential drawbacks. Here's a detailed analysis:

1. Improved engine performance: The K&N air intake system allows for increased airflow into the engine, which may lead to better throttle response, increased horsepower, and improved torque.

2. Enhanced engine sound: The new intake system may also provide a more pleasing engine sound, as it allows for a freer exhaust flow.

3. Better filtration: The K&N air filter is designed to trap more dirt and contaminants than the stock filter, ensuring cleaner air enters the engine, which can result in better engine longevity.

4. Improved fuel efficiency: Some users have reported improved fuel efficiency due to the increased airflow and better combustion.

1. Installation complexity: Installing the new air intake system may require additional time and effort due to its intricacy and the need to connect various hoses and components.

2. Cost: The K&N air intake system is more expensive than the stock system, which may deter some buyers.

3. Potential check engine light: In some instances, installing an aftermarket air intake system may trigger the check engine light due to the new mass air flow sensor or other modifications.

The decision to purchase the K&N AirIntake Hose (KB31W2) for your BMW 335i, M235i xDrive, Gran Turismo, or 435i ActiveHybrid ultimately depends on your priorities. If you're looking for improved engine performance, enhanced engine sound, better filtration, and potentially increased fuel efficiency, this upgrade could be worth considering. However, if you're concerned about the installation complexity and cost, you may want to weigh the pros and cons carefully before making a decision.

If you decide to purchase the K&N AirIntake Hose (KB31W2), ensure that you have the necessary tools and expertise to install it properly. Additionally, be prepared for potential check engine light issues and consider the cost against the potential benefits. Overall, the upgrade can lead to noticeable performance improvements and a more enjoyable driving experience.

Details:

BMW M235i 2014 - 2016. BMW 435I Gran Coupe 2015 - 2016. BMW 435I 2014 - 2016. BMW M235i xDrive 2015 - 2016.

part #: kb31w2 prices

• $46.11-$47.99

specifications airfueldepo:

• for models: 335i, 435i, Gt
• for years: 2012-2018
• brand: Genuine
• mpn: Kb31w2
• part type: Intake Hose
• product warranty: 12 Month Warranty
• part info: Intake Hose Air Filter Housing Pipe To Turbocharger Inclu.
• years: 2014 2013 2012 2015 2016 2017 2018 14 13 12 15 16 17 18
• makes: Bmw
• mfr label: Intake Hose Air Filter Housing Pipe To Turbocharger
• important: Please Read All Notes Before Making This Purchase
• cs-sku: 400

returns airfueldepo:

• paid by: Buyer
• time: 30 Days
• policy: Returns Accepted

offer airfueldepo:

• availability: In Stock
• options: Ship-to-home
• started: June 28, 2025
• sold: 0
• quantity: 1

general airfueldepo:

• Car Truck Parts Accessories > Air Fuel Delivery > Other Air Fuel Delivery
• condition: New

payments airfueldepo:

• wallet: Apple-pay
• credit card: Visa
• other

shipping airfueldepo:

• class: Standard
• cost: $0.00
• type: Fixed
• carrier: FedEx
• transit: 4-10 Days
• service: FedEx Ground or FedEx Home Delivery

seller airfueldepo:

• rating: 95.3%
• # reviews: 50234
• city: Salt Lake City, Utah

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