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          OEM 4008274 - Power Brake Booster Line

          MPN: 4008274
          0.0
          Vehicle Specific
          Check if this part fits your vehicle.
          • $55.95
          In stock

          Product Overview

          The OEM 4008274 Power Brake Booster Line is essential for ensuring the optimal performance of your vehicle's brake system. This high-quality part connects the brake booster to the master cylinder, providing reliable brake assist that enhances safety and driving precision. Designed to meet or exceed OE specifications, the OEM 4008274 guarantees a perfect fit and lasting durability, making it a trusted choice for BMW owners. Choose OEM 4008274 for dependable performance and peace of mind every time you service your vehicle.

          Cross Reference Numbers

          This OEM 4008274 is equivalent to or replaces the following part numbers: 11 66 7 570 497, 11667570497.

          Vehicle Compatibility

          • BMW 335xi 3.0 (2007-2008)
          • BMW 335i 3.0 (2007-2010)
          • BMW 135i 3.0 (2008-2010)
          • BMW 335i xDrive 3.0 (2009-2010)
          • BMW 335is 3.0 (2011-2013)
          • BMW 1 Series M 3.0 (2011)

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

          Why Choose Newparts.com?

          • Trusted by DIYers and pros for over 15 years
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          Frequently Asked Questions

          What is the function of the OEM 4008274 Power Brake Booster Line?

          The OEM 4008274 Power Brake Booster Line is designed to connect the brake booster to the master cylinder, ensuring that the brake system operates effectively and provides necessary brake assist.

          How do I know if the OEM 4008274 is the right part for my BMW?

          To verify if the OEM 4008274 is compatible with your vehicle, check the part number and consult your vehicle's manual or use our vehicle selector tool for precise fitment.

          What are the symptoms of a failing brake booster line?

          Common symptoms of a failing brake booster line include increased braking distance, a hard brake pedal, or a hissing noise when the brake pedal is pressed. If you experience these issues, consider replacing your line with the OEM 4008274.

          Are there any diagnostic trouble codes (DTCs) related to the brake booster line?

          While specific DTCs for the brake booster line may vary, look for codes such as P0500 (Vehicle Speed Sensor) or P0501 (Vehicle Speed Sensor Range/Performance Problem) to check for related issues within the brake system.

          Why should I order the OEM 4008274 Power Brake Booster Line?

          Ordering the OEM 4008274 ensures a factory-correct replacement that restores safety and performance to your vehicle's brake system. Order OEM 4008274 today for a reliable solution that you can trust!

            • Newparts SKU
              1523591
            • Weight
              0.13 lbs
            • Dimensions (L x W x H)
              2 x 10 x 19 in
            • Manufacturer Part #
              4008274
          • Brand
            OEM
          • Manufacturer
            OEM
          • MPN
            4008274
          • OE Part Numbers
            11 66 7 570 497, 11667570497
          • Part Type
            Power Brake Booster Line
          • Fitment
            • Fitment Type
              Vehicle Specific
          YearMakeModelSubmodelNotes
          2012BMW335isBase (3.0 L6 GAS)
          2011BMW1 Series MBase (3.0 L6 GAS)
          2011BMW335isBase (3.0 L6 GAS)
          2010BMW335i xDriveBase (3.0 L6 GAS)
          2010BMW335iBase (3.0 L6 GAS)
          2010BMW135iBase (3.0 L6 GAS)
          2009BMW335i xDriveBase (3.0 L6 GAS)
          2009BMW135iBase (3.0 L6 GAS)
          2009BMW335iBase (3.0 L6 GAS)
          2008BMW135iBase (3.0 L6 GAS)
          2008BMW335xiBase (3.0 L6 GAS)
          2008BMW335iBase (3.0 L6 GAS)
          2007BMW335xiBase (3.0 L6 GAS)
          2007BMW335iBase (3.0 L6 GAS)
          2013BMW335isBase (3.0 L6 GAS)
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          Warranty Overview

          At Newparts, 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, use our Return Portal or contact support.

          • 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 full details, please see our complete 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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