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Fuel Injection Air Flow Meter
This photo shows the same type of part you'll receive. Since each used part has its own wear and scratches, yours may look slightly different. Check the product notes for details about the condition of this specific part.

2009 - 2016 BMW Z4 Air Flow Meter (OEM)

✓ IN STOCK
$59.95

ℹ️ Product Notes

This is a used Air Flow Meter. It comes as a complete assembly. This part fits vehicles with a 3.0L twin-turbo gasoline engine.

Fits 3.0L Twin Turbo N54 engines only. This part connects the PCV line to the intake manifold. Check your old part for a matching electrical connector.
Condition: Excellent (A)
Like new, minimal to no wear
58,786 miles
Odometer reading when part was removed
See Other BMW Z4 Fuel Injection Air Flow Meters
SKU #
2423561-53105-633

Why Buy Used OEM Parts?

✓ Quality-Verified: Every used OEM part we sell has been professionally inspected and tested to ensure it meets our quality standards. While it may show some cosmetic wear from previous use, it's fully functional and ready to install.

✓ Original Equipment: This is a genuine OEM (Original Equipment Manufacturer) part - the exact same part that came with your vehicle from the factory. It's designed specifically for your make and model, ensuring perfect fitment and performance.

✓ Works Like New: Despite some visual wear, this part will perform just as well as a brand new one. The internal components and functionality are intact, giving you the same reliability you'd expect from OEM quality.

✓ Significant Savings: Save 50-80% compared to buying new! Used OEM parts offer exceptional value - you get factory quality at a fraction of the cost. It's the smart choice for budget-conscious vehicle owners who won't compromise on quality.

✓ Risk-Free Purchase: We stand behind our used parts with a generous 6-month warranty, 30-day returns, and 100% money-back guarantee. If it doesn't work out for any reason, simply return it for a full refund. You have nothing to lose!

🛡️ 30-Day Returns + 6-Month Warranty - Buy with Confidence!

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Vehicle Fitment Guide

This part fits the following vehicles:

BMW
Z4 2009-2016 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
3.0si Convertible 2009 - 2010 L6 3.0L RWD | Automatic & Manual | Convertible models
sDrive30i Convertible 2009 - 2011 L6 3.0L RWD | Automatic & Manual | Convertible models
sDrive35i Convertible 2009 - 2016 L6 3.0L Turbo RWD | Manual & Automatic Dual Clutch | Convertible models
sDrive35i Convertible 2011 - 2013 L6 3.0L RWD | Automatic & Manual | Convertible models
sDrive35i Convertible 2011 - 2013 L6 3.0L Turbo RWD | Automatic | Convertible models
sDrive35is Convertible 2011 - 2016 L6 3.0L Turbo RWD | Automatic Dual Clutch | Convertible models
M Sport Convertible 2014 - 2016 L6 3.0L RWD | Automatic & Manual | Convertible models
sDrive35i Pure Traction Convertible 2014 L6 3.0L Turbo RWD | Automatic Dual Clutch | Convertible models

⚠️ Important: Please verify your vehicle's year, make, model, and specifications before ordering. If you're unsure about fitment, contact our customer service team for assistance.

Policies

Shipping & Handling

  • Standard shipping: 3-7 business days via UPS Ground
  • Parts are carefully packaged to prevent damage during transit

Returns (30 Days)

We accept returns within 30 days of delivery for this part.

  • Defective parts: We will replace the part or issue a refund at our discretion
  • Electronic parts: Must be returned with the sealed inspection bag unopened. The clear bag allows full visual inspection before opening. Once opened, electronic parts can only be exchanged for a replacement if defective — no refunds
  • Programming: "Needs to be programmed to my vehicle" is not a valid return reason. Many modules require dealer programming — we're happy to help connect you with resources if your dealer says it's not programmable
  • Return shipping: We cover return shipping as part of our 100% money-back guarantee
  • Parts must be returned in original packaging and unmodified condition
  • Poorly packaged returns that arrive damaged will not be credited

6-Month Warranty

All used parts include a 6-month warranty from the date of purchase.

  • If your part fails within 6 months, we will send a replacement
  • Refunds are only issued if we cannot provide a suitable replacement
  • Warranty covers defects — not installation errors, misuse, or damage after installation

Note: Warranty is for replacement, not refund. A part failing on day 80? We'll replace it. But the return window for refunds is 30 days.

Damaged in Shipping?

If your part arrives damaged:

  • Stop immediately — do not install the part
  • Keep all original packaging and boxes
  • Take clear photos of the damage and packaging
  • Contact us within 48 hours of delivery

We will handle the carrier claim. You are not responsible for shipping damage — we just need your help documenting it.

Order Cancellation

Orders can be cancelled before shipment for a full refund. Once shipped, cancellations follow our return policy.

Symptoms & Diagnosis

Warning Signs Your Air Flow Meter is Failing

  • Rough idling
  • Stalling
  • Poor acceleration
  • Reduced fuel economy
  • Check engine light is on

How to Test if This Part is the Problem

  1. Check the air filter to make sure it's clean. A dirty filter can cause problems that seem like a bad air flow meter.
  2. Use an OBD2 scanner to read the error codes. A code specifically related to the air flow meter suggests it's the problem.
  3. Visually inspect the air flow meter for damage or debris.
  4. Test the air flow meter's electrical connections with a multimeter. Consult a repair manual for the correct readings.
  5. If possible, temporarily swap in a known good air flow meter to see if the symptoms disappear.

Common Failure Causes for This Part

  • Dirt and debris entering the engine
  • Oil contamination from a poorly maintained air filter
  • Electrical damage
  • Age and wear

Buyer's Checklist

What to Look for When Buying This Part

  • Make sure the part is designed for your specific BMW model and year.
  • Check the part's condition. Look for any signs of damage.
  • Verify the part has been tested and inspected.

Quality Indicators for the Available Options

FeatureUsed OEMRefurbished OEMNew Aftermarket
SourceOriginal BMW part from a used vehicleOriginal BMW part, restoredThird-party manufacturer
TestingTested and inspectedTested and inspected after restorationShould be tested by manufacturer
PriceGenerally the lowest priceMid-range priceVaries, can be low to mid-range
ReliabilityCan be reliable if properly inspectedTypically reliable after refurbishmentReliability can vary by manufacturer

What's Typically Included with the Part

  • The air flow meter sensor
  • Sometimes includes the housing, but not always. Check the product description.

Installation Overview

Difficulty Level and Estimated Time

  • Difficulty: Easy to Moderate
  • Estimated Time: 30 minutes to 1 hour

Special Tools Needed (if any)

  • Screwdrivers
  • Socket set
  • OBD2 scanner (to clear codes after installation)

Critical Steps and Tips

  1. Disconnect the negative battery cable.
  2. Locate the air flow meter. It's usually near the air filter box.
  3. Disconnect the electrical connector.
  4. Loosen the clamps or screws holding the air flow meter in place.
  5. Remove the old air flow meter.
  6. Install the new air flow meter.
  7. Reconnect the electrical connector.
  8. Tighten the clamps or screws.
  9. Reconnect the negative battery cable.
10. Clear any error codes with an OBD2 scanner.

Whether DIY is Recommended or Professional Installation is Better

  • DIY is possible for those with basic mechanical skills.
  • If you're not comfortable working on your car, professional installation is recommended.

Buying Options

Compare: Used OEM, Refurbished OEM, New Aftermarket

  • Used OEM: Original factory parts, tested and inspected, at lower prices. A great value.
  • Refurbished OEM: Factory parts professionally restored with new components.
  • New Aftermarket: Brand new third-party parts built to OE specs.

Used OEM

  • Best value option.
  • Genuine factory parts.
  • Tested and inspected for proper function.
  • Significantly lower prices than new.

Refurbished OEM

  • Original factory parts.
  • Professionally restored to like-new condition.
  • May include new components.

New Aftermarket

  • Brand new parts.
  • Manufactured by third-party companies.
  • Built to meet or exceed original equipment specifications.

Typical Lifespan

How Long This Part Normally Lasts

  • Typically lasts 50,000 to 100,000 miles.

Factors that Affect Longevity

  • Quality of the part
  • Maintenance of the air filter
  • Driving conditions

Price Ranges

Budget vs Mid-Range vs Premium Options

  • Used OEM: $50 - $150
  • Refurbished OEM: $100 - $200
  • New Aftermarket: $75 - $250

Labor Cost Considerations if Applicable

  • Labor costs for professional installation typically range from $75 to $150.

Total Job Cost Estimates

  • DIY: $50 - $250 (depending on the part chosen)
  • Professional Installation: $125 - $400 (including parts and labor)

Vehicle-Specific Notes

Known Issues for This Vehicle's System Related to This Part

  • Some models are prone to intake boot cracks, which can cause air flow meter issues.
  • Oil contamination from over-oiling aftermarket air filters can damage the air flow meter.

Any TSBs or Common Complaints

  • Check online forums and technical service bulletins (TSBs) for any specific issues related to your vehicle's year and model.

Verification After Install

How to Confirm Proper Operation

  • Start the engine and let it idle.
  • Check for smooth idling.
  • Take the car for a test drive and check for smooth acceleration.
  • Use an OBD2 scanner to check for any new error codes.

What to Look/Listen for to Verify It's Working Correctly

  • Smooth engine operation
  • Improved fuel economy
  • No check engine light

FAQ

Q: How do I know if my air flow meter is bad?
A: Common signs include rough idling, stalling, poor acceleration, reduced fuel economy, and a check engine light.

Q: Can I clean my air flow meter instead of replacing it?
A: Cleaning is sometimes possible, but it's often a temporary fix. Replacement is usually the best long-term solution.

Q: Will a bad air flow meter affect my gas mileage?
A: Yes, a bad air flow meter can cause your engine to run inefficiently, resulting in reduced fuel economy.

Q: How often should I replace my air flow meter?
A: Air flow meters typically last 50,000 to 100,000 miles. Replace it when it fails or shows signs of wear.

Q: Is it difficult to replace an air flow meter myself?
A: Replacing an air flow meter is generally easy to moderate in difficulty. If you are comfortable with basic car repairs, you can likely do it yourself.

Part Specifications

OEM Part Numbers:

  • BMW: 13717560227

Fits Years: 2009 2010 2011 2012 2013 2014 2015 2016

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