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          Genuine BMW 51748054230 - Brake Air Duct (Front Right)

          MPN: 51748054230
          The Genuine BMW 51748054230 Brake Air Duct directs cool air to the brakes, preventing overheating and ensuring optimal performance. Designed for select BMW models for a perfect fit.
          0.0
          Vehicle Specific
          Check if this part fits your vehicle.
          • $54.28
          In stock

          Product Overview

          The Genuine BMW Brake Air Duct (part number 51748054230) is a premium-grade replacement designed specifically for BMW vehicles. Engineered to OEM standards, this air duct ensures a perfect fit and enhances brake performance, making it an essential component for maintaining the reliability and efficiency of your vehicle's braking system. Constructed from high-quality materials, this brake air duct withstands extreme temperatures and harsh road conditions, providing durability and longevity. Its design allows for easy installation, making it a great choice for DIY enthusiasts and professional technicians alike. By directing cool air to the brake system, this part helps prevent overheating, ensuring your brakes remain responsive and effective even under heavy use. Choose Genuine BMW 51748054230 for dependable performance and peace of mind every time you service your vehicle.

          Cross Reference Numbers

          This Genuine BMW 51748054230 is equivalent to or replaces the following part numbers: 51 74 8 054 230, 51748054230.

          Vehicle Compatibility

          • BMW 320i 2.0 L4 (2015–2019)
          • BMW 320i xDrive 2.0 L4 (2015–2019)
          • BMW 328d 2.0 L4 Diesel (2015–2019)
          • BMW 328d xDrive 2.0 L4 Diesel (2015–2019)
          • BMW 328i 2.0 L4 (2015–2016)
          • BMW 328i xDrive 2.0 L4 (2015–2016)
          • BMW 330i 2.0 L4 (2017–2019)
          • BMW 330i xDrive 2.0 L4 (2017–2019)
          • BMW 335i 3.0 L6 (2015–2016)
          • BMW 340i 3.0 L6 (2016–2018)

          This may also fit other applications. Please use the vehicle selector tool to verify fitment.

          Why Shop at eEuroparts.com?

          • Proven Expertise: Over 25 years of experience with European vehicles means we know your car inside and out.
          • Exclusive Kits That Fit - complete repair solutions with no guesswork
          • Fitment Confidence: Our accurate cataloging ensures you get the right part the first time.
          • Fast, Reliable Shipping: Orders ship quickly from our U.S.-based warehouses.
          • Transparent Pricing: Competitive prices with no hidden fees or surprise charges.
          • Established Trust: Serving the European auto community since 2000.

          Frequently Asked Questions

          What does the Genuine BMW 51748054230 Brake Air Duct do?

          The Genuine BMW Brake Air Duct plays a critical role in the vehicle's brake system by directing cool air to the brakes, which helps prevent overheating and maintains optimal brake performance.

          How do I know if my Brake Air Duct needs replacement?

          Common signs of a failing brake air duct may include overheating brakes, reduced braking performance, or visible damage to the duct itself. If you notice any of these symptoms, consider inspecting your brake air duct.

          Can I install the Genuine BMW 51748054230 myself?

          Yes, the installation of the Genuine BMW Brake Air Duct can be a DIY project. However, ensure that you have the proper tools and follow all safety precautions during the installation process.

          What are the symptoms of a faulty Brake Air Duct?

          Symptoms of a faulty brake air duct include excessive brake heat, decreased braking responsiveness, and visible wear. Regular inspection is recommended to avoid performance issues.

          Why should I choose Genuine BMW for my Brake Air Duct needs?

          Genuine BMW parts are known for their quality and reliability. Order Genuine BMW 51748054230 today for a factory-correct replacement that restores safety and performance.

          Note: All information on this page and in the FAQ is for general reference only. Verify fitment and consult a professional as needed. eEuroparts.com is not responsible for incorrect part selection or installation.

            • eEuroparts SKU
              947795
            • Weight
              0.62 lbs
            • Dimensions (L x W x H)
              9.75 x 3.05 x 6.9578 in
            • Manufacturer Part #
              51748054230
          • Brand
            Genuine BMW
          • Manufacturer
            Genuine BMW
          • MPN
            51748054230
          • Part Type
            Brake Air Duct
          • Position
            Front Right
          • OE Part Numbers
            51 74 8 054 230, 51748054230
          • Fitment
            • Fitment Type
              Vehicle Specific
          YearMakeModelSubmodelNotes
          2014BMW328i xDriveBase (2.0 L4 GAS)Notes: W/O M3, brake w/M package
          2014BMWActiveHybrid 3Base (3.0 L6 FHEV)Notes: W/O M3, brake w/M package
          2014BMW320iBase (2.0 L4 GAS)Notes: W/O M3, brake w/M package
          2014BMW335i xDriveBase (3.0 L6 GAS)Notes: W/O M3, brake w/M package
          2014BMW328dBase (2.0 L4 DIESEL)Notes: W/O M3, brake w/M package
          2014BMW320i xDriveBase (2.0 L4 GAS)Notes: W/O M3, brake w/M package
          2014BMW328d xDriveBase (2.0 L4 DIESEL)Notes: W/O M3, brake w/M package
          2014BMW328iBase (2.0 L4 GAS)Notes: W/O M3, brake w/M package
          2014BMW335iBase (3.0 L6 GAS)Notes: W/O M3, brake w/M package
          2015BMW335iBase (3.0 L6 GAS)Notes: W/O M3, brake w/M package
          2015BMW328dBase (2.0 L4 DIESEL)Notes: W/O M3, brake w/M package
          2015BMW328i xDriveBase (2.0 L4 GAS)Notes: W/O M3, brake w/M package
          2015BMW335i xDriveBase (3.0 L6 GAS)Notes: W/O M3, brake w/M package
          2015BMW320iBase (2.0 L4 GAS)Notes: W/O M3, brake w/M package
          2015BMW328iBase (2.0 L4 GAS)Notes: W/O M3, brake w/M package
          2015BMW320i xDriveBase (2.0 L4 GAS)Notes: W/O M3, brake w/M package
          2015BMWActiveHybrid 3Base (3.0 L6 FHEV)Notes: W/O M3, brake w/M package
          2015BMW328d xDriveBase (2.0 L4 DIESEL)Notes: W/O M3, brake w/M package
          2016BMW328dBase (2.0 L4 DIESEL)Notes: W/O M3, brake w/M package
          2016BMW328i xDriveBase (2.0 L4 GAS)Notes: W/O M3, brake w/M package
          2016BMW340iBase (3.0 L6 GAS)Notes: W/O M3, brake w/M package
          2016BMW340i xDriveBase (3.0 L6 GAS)Notes: W/O M3, brake w/M package
          2016BMW328d xDriveBase (2.0 L4 DIESEL)Notes: W/O M3, brake w/M package
          2016BMW328iBase (2.0 L4 GAS)Notes: W/O M3, brake w/M package
          2016BMW320iBase (2.0 L4 GAS)Notes: W/O M3, brake w/M package
          2016BMW320i xDriveBase (2.0 L4 GAS)Notes: W/O M3, brake w/M package
          2016BMW330eBase (2.0 L4 PHEV)Notes: W/O M3, brake w/M package
          2017BMW340iBase (3.0 L6 GAS)Notes: W/O M3, brake w/M package
          2017BMW330eiPerformance (2.0 L4 PHEV)Notes: W/O M3, brake w/M package
          2017BMW340i xDriveBase (3.0 L6 GAS)Notes: W/O M3, brake w/M package
          2017BMW330i xDriveBase (2.0 L4 GAS)Notes: W/O M3, brake w/M package
          2017BMW320iBase (2.0 L4 GAS)Notes: W/O M3, brake w/M package
          2017BMW320i xDriveBase (2.0 L4 GAS)Notes: W/O M3, brake w/M package
          2017BMW328dBase (2.0 L4 DIESEL)Notes: W/O M3, brake w/M package
          2017BMW328d xDriveBase (2.0 L4 DIESEL)Notes: W/O M3, brake w/M package
          2017BMW330iBase (2.0 L4 GAS)Notes: W/O M3, brake w/M package
          2018BMW328d xDriveBase (2.0 L4 DIESEL)Notes: W/O M3, brake w/M package
          2018BMW330eBase (2.0 L4 PHEV)Notes: W/O M3, brake w/M package
          2018BMW320i xDriveBase (2.0 L4 GAS)Notes: W/O M3, brake w/M package
          2018BMW330iBase (2.0 L4 GAS)Notes: W/O M3, brake w/M package
          2018BMW328dBase (2.0 L4 DIESEL)Notes: W/O M3, brake w/M package
          2018BMW330i xDriveBase (2.0 L4 GAS)Notes: W/O M3, brake w/M package
          2018BMW340iBase (3.0 L6 GAS)Notes: W/O M3, brake w/M package
          2018BMW320iBase (2.0 L4 GAS)Notes: W/O M3, brake w/M package
          2018BMW340i xDriveBase (3.0 L6 GAS)Notes: W/O M3, brake w/M package
          2013BMW335iBase (3.0 L6 GAS)Notes: W/O M3, brake w/M package
          2013BMW320i xDriveBase (2.0 L4 GAS)Notes: W/O M3, brake w/M package
          2013BMWActiveHybrid 3Base (3.0 L6 FHEV)Notes: W/O M3, brake w/M package
          2013BMW328i xDriveBase (2.0 L4 GAS)Notes: W/O M3, brake w/M package
          2013BMW328i xDriveBase (3.0 L6 GAS)Notes: W/O M3, brake w/M package
          2013BMW335i xDriveBase (3.0 L6 GAS)Notes: W/O M3, brake w/M package
          2013BMW328iBase (3.0 L6 GAS)Notes: W/O M3, brake w/M package
          2013BMW328iBase (2.0 L4 GAS)Notes: W/O M3, brake w/M package
          2013BMW320iBase (2.0 L4 GAS)Notes: W/O M3, brake w/M package
          2019BMW330i xDriveBase (2.0 L4 GAS)Notes: W/O M3, brake w/M package
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          Warranty Overview

          At eEuroparts, we stand behind the quality of the products we sell. Every part we offer is backed by a warranty designed to give you peace of mind and protect your investment.

          Standard Warranty – Most Parts

          • Coverage: 2 years or 24,000 miles (whichever comes first) from purchase date.

          • Protection: Defects in materials or workmanship under normal personal use.

          • Eligibility: Applies only to the original purchaser and the vehicle where the part was first installed.

          • Exclusions:

            • Wear-and-tear items (brake pads, filters, bulbs, wipers, etc.)

            • Commercial, fleet, rideshare, off-road, or racing use

            • Improper installation, misuse, accidents, or modifications

          • Not Covered: Labor, shipping, towing, or incidental costs.

          Bison Performance Warranty – Our House Brand

          • Coverage: Limited Lifetime Warranty for as long as you own your vehicle.

          • Applies To: All products sold under the Bison Performance label.

          • Premium Protection: Goes beyond our standard warranty — if it’s a Bison product, the 2-year/24k mile limit is replaced with lifetime coverage.

          • Exclusions: Same as the standard warranty (normal wear, commercial use, improper installation, etc.).

          • What’s Included: Replacement of the defective product (labor and shipping excluded).

          Warranty Claim Requirements

          To keep claims fast and fair, we require:

          • Proof of purchase (invoice or order confirmation).

          • Photos or videos showing the defective part, order number, date, VIN, and odometer reading.

          • Diagnostic reports or part returns for non-visible issues may be requested.

          • Claims must be truthful, properly documented, and reflect normal consumer use.

          Buy With Confidence: We back our products because we believe in their quality, with a transparent, customer-first warranty process you can trust. And with Bison Performance products, you’ll enjoy Limited Lifetime protection—an assurance few brands can match.

          For full details and exclusions, please see our complete Warranty Terms & Conditions.

          This summary is for convenience only. For full warranty coverage details, exclusions, and requirements, see our official Warranty Terms & Conditions. In case of conflict, the full policy governs.

          Return Policy Overview

          Most parts can be returned within 30 days of delivery if unused, uninstalled, and in original packaging.
          To start a return, contact customer support via Chat or Contact Us.

          • Restocking fee: Up to 20% may apply for certain orders (buyer’s remorse, order errors, or special-order items)

          • Refunds: Issued to your original payment method within 3–5 business days after inspection

          • Exchanges: Not automatic — please return and reorder

          • Replacements: May be approved for incorrect or defective items reported within 7 days

          Not returnable:

          • Used or installed parts

          • Electrical components

          • Opened filter kits, gaskets, or contaminated items

          • Final sale or custom orders

          Important Notes:

          • Return shipping is your responsibility unless we made a verified error

          • Fitment is the customer’s responsibility (we can assist, but do not guarantee)

          • Country of origin may vary and is not grounds for return

          For complete details, please see our full Return Policy.


          This Returns summary is provided for convenience only. All returns, refunds, and exchanges are subject to the complete Returns Policy. In the event of any conflict, the full policy governs.

          Fast, Reliable Shipping — Straight to Your Door

          We ship most orders the same day when placed before 2 PM CST (Monday–Friday). Our main warehouse is just east of Nashville, TN, and we also ship from multiple locations nationwide to get your order to you as quickly as possible.

          • We use trusted carriers like UPS, FedEx, and USPS.

          • Tracking info is emailed to you as soon as your order ships.

          • Delivery estimates at checkout are based on carrier data, but not guaranteed.

          Need help with a shipment?

          If your order is missing, damaged, or incorrect, just let us know within 5 days of delivery. We’ll walk you through the quick claim process — including a few photos to help us make things right.

          For complete details, please see our full Shipping Policy.


          This Shipping summary is provided for convenience only. Delivery times, carrier terms, fees, restrictions, risk of loss, and other details are governed by our complete Shipping Policy. In the event of any conflict, the full policy governs.

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