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OEM Auxiliary Water Pump for 2005-2016 BMW & Honda

Only 1 left in stock
$169.95

ℹ️ Product Notes

This is a used part. It is a coolant pump that helps move water for your vehicle's heater.

This electric pump circulates coolant for the heater. Check your old part's connector and bracket to ensure a match. Fits Honda Hybrid models only.
Condition: Excellent (A)
Like new, minimal to no wear
64,982 miles
Odometer reading when part was removed
SKU #
257378-72685-423

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 12 models(tapclick to expand)(tapclick to hide)
128i 2008-2013 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL
Body Style Years Engine Attributes
Base Convertible 2008 - 2013 L6 3.0L RWD | Automatic & Manual
Base Coupe 2008 - 2013 L6 3.0L RWD | Automatic & Manual
M Sport Coupe 2013 L6 3.0L RWD | Manual
2009 - 2012
135i 2008-2013 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL
Body Style Years Engine Attributes
Base Convertible 2008 - 2010 L6 3.0L Turbo RWD | Automatic
Base Convertible 2008 - 2013 L6 3.0L Turbo RWD | Manual
Base Coupe 2008 - 2010 L6 3.0L Turbo RWD | Automatic
Base Coupe 2008 - 2013 L6 3.0L Turbo RWD | Manual
Base Hatchback 2009 - 2010 L6 3.0L Turbo RWD | Automatic & Manual
Base Hatchback 2009 - 2010 L6 3.0L Turbo RWD | Automatic & Manual
Base Convertible 2011 - 2013 L6 3.0L Turbo RWD | Automatic Dual Clutch
Base Coupe 2011 - 2013 L6 3.0L Turbo RWD | Automatic Dual Clutch
M Sport Coupe 2012 - 2013 L6 3.0L Turbo RWD | Manual
325i 2006 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL
Body Style Years Engine Attributes
Base Sedan 2006 L6 2.5L RWD | Automatic & Manual | Sedan models
Base Sedan 2006 L6 3.0L RWD | Automatic & Manual | Sedan models
325xi 2006 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL
Body Style Years Engine Attributes
Base Sedan 2006 L6 3.0L AWD | Automatic & Manual | All-wheel drive models
Base Wagon 2006 L6 3.0L AWD | Automatic & Manual | All-wheel drive models
328i 2007-2013 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL
Body Style Years Engine Attributes
Base Convertible 2007 - 2013 L6 3.0L RWD | Automatic & Manual | Includes xDrive models
Base Coupe 2007 - 2013 L6 3.0L RWD | Automatic & Manual | Includes xDrive models
Base Sedan 2007 - 2013 L6 3.0L RWD | Automatic & Manual | Includes xDrive models
Base Wagon 2007 - 2012 L6 3.0L RWD | Automatic & Manual | Includes xDrive models
Base Convertible 2012 - 2013 L4 2.0L Turbo RWD | Automatic & Manual | Includes xDrive models
Base Coupe 2012 - 2013 L4 2.0L Turbo RWD | Automatic & Manual | Includes xDrive models
Base Sedan 2012 - 2013 L4 2.0L Turbo RWD | Automatic & Manual | Includes xDrive models
Base Wagon 2012 L4 2.0L Turbo RWD | Automatic & Manual | Includes xDrive models
Luxury Sedan 2012 - 2013 L4 2.0L Turbo RWD | Automatic & Manual | Includes xDrive models
Luxury Sedan 2012 - 2013 L6 3.0L Turbo RWD | Automatic & Manual | Includes xDrive models
Modern Sedan 2012 - 2013 L4 2.0L Turbo RWD | Automatic & Manual | Includes xDrive models
Modern Sedan 2012 - 2013 L6 3.0L Turbo RWD | Automatic & Manual | Includes xDrive models
Sport Sedan 2012 - 2013 L4 2.0L Turbo RWD | Automatic & Manual | Includes xDrive models
Sport Sedan 2012 - 2013 L6 3.0L Turbo RWD | Automatic & Manual | Includes xDrive models
M Sport Sedan 2013 L4 2.0L Turbo RWD | Automatic & Manual | Includes xDrive models
2008 - 2011
328xi 2007-2008 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL
Body Style Years Engine Attributes
Base Coupe 2007 - 2008 L6 3.0L AWD | Automatic & Manual | All-wheel drive models
Base Sedan 2007 - 2008 L6 3.0L AWD | Automatic & Manual | All-wheel drive models
Base Wagon 2007 - 2008 L6 3.0L AWD | Automatic & Manual | All-wheel drive models
330i 2006 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL
Body Style Years Engine Attributes
Base Sedan 2006 L6 3.0L RWD | Automatic & Manual | Sedan models
330xi 2006 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL
Body Style Years Engine Attributes
Base Sedan 2006 L6 3.0L AWD | Automatic & Manual | All-wheel drive models
335i 2007-2013 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL
Body Style Years Engine Attributes
Base Convertible 2007 - 2013 L6 3.0L Turbo RWD | Automatic & Manual | Includes xDrive and 335is models
Base Coupe 2007 - 2013 L6 3.0L Turbo RWD | Automatic & Manual | Includes xDrive and 335is models
Base Sedan 2007 - 2013 L6 3.0L Turbo RWD | Automatic & Manual | Includes xDrive and 335is models
M Sport Sedan 2008 - 2010, 2012 - 2013 L6 3.0L Turbo RWD | Automatic & Manual | Includes xDrive and 335is models
Exclusive Convertible 2012 - 2013 L6 3.0L Turbo RWD | Automatic & Manual | Includes xDrive and 335is models
Exclusive Coupe 2012 - 2013 L6 3.0L Turbo RWD | Automatic & Manual | Includes xDrive and 335is models
Luxury Sedan 2012 - 2013 L6 3.0L Turbo RWD | Automatic & Manual | Includes xDrive and 335is models
Modern Sedan 2012 - 2013 L6 3.0L Turbo RWD | Automatic & Manual | Includes xDrive and 335is models
Sport Sedan 2012 - 2013 L6 3.0L Turbo RWD | Automatic & Manual | Includes xDrive and 335is models
2009, 2011
335xi 2007-2008 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL
Body Style Years Engine Attributes
Base Sedan 2007 - 2008 L6 3.0L Turbo AWD | Automatic & Manual | All-wheel drive models
Base Coupe 2008 L6 3.0L Turbo AWD | Automatic & Manual | All-wheel drive models
X1 2013-2015 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL
Body Style Years Engine Attributes
sDrive28i SUV 2013 - 2015 L4 2.0L Turbo RWD | Automatic | Fits sDrive28i, xDrive28i, and xDrive35i
sDrive28i Sport Line SUV 2013 L4 2.0L Turbo RWD | Automatic | Fits sDrive28i, xDrive28i, and xDrive35i
sDrive28i X Line SUV 2013 L4 2.0L Turbo RWD | Automatic | Fits sDrive28i, xDrive28i, and xDrive35i
xDrive28i SUV 2013 - 2015 L4 2.0L Turbo AWD | Automatic | Fits sDrive28i, xDrive28i, and xDrive35i
xDrive28i SUV 2013 L6 3.0L AWD | Automatic | Fits sDrive28i, xDrive28i, and xDrive35i
xDrive28i M Sport SUV 2013 L4 2.0L Turbo AWD | Automatic | Fits sDrive28i, xDrive28i, and xDrive35i
xDrive28i Top Line SUV 2013 L4 2.0L Turbo AWD | Automatic | Fits sDrive28i, xDrive28i, and xDrive35i
xDrive35i SUV 2013 - 2015 L6 3.0L Turbo AWD | Automatic | Fits sDrive28i, xDrive28i, and xDrive35i
xDrive28i Sport Line SUV 2014 L4 2.0L Turbo AWD | Automatic | Fits sDrive28i, xDrive28i, and xDrive35i
xDrive28i X Line SUV 2014 L4 2.0L Turbo AWD | Automatic | Fits sDrive28i, xDrive28i, and xDrive35i
Z4 2009-2016 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL
Body Style Years Engine Attributes
sDrive30i Convertible 2009 - 2011 L6 3.0L RWD | Automatic & Manual | Fits sDrive28i, sDrive30i, sDrive35i, and sDrive35is
sDrive35i Convertible 2009 - 2016 L6 3.0L Turbo RWD | Manual & Automatic Dual Clutch | Fits sDrive28i, sDrive30i, sDrive35i, and sDrive35is
sDrive35i Convertible 2011 - 2013 L6 3.0L RWD | Automatic & Manual | Fits sDrive28i, sDrive30i, sDrive35i, and sDrive35is
sDrive35i Convertible 2011 - 2013 L6 3.0L Turbo RWD | Automatic | Fits sDrive28i, sDrive30i, sDrive35i, and sDrive35is
sDrive35is Convertible 2011 - 2016 L6 3.0L Turbo RWD | Automatic Dual Clutch | Fits sDrive28i, sDrive30i, sDrive35i, and sDrive35is
sDrive28i Convertible 2012 - 2016 L4 2.0L Turbo RWD | Automatic & Manual | Fits sDrive28i, sDrive30i, sDrive35i, and sDrive35is
sDrive35i Pure Traction Convertible 2014 L6 3.0L Turbo RWD | Automatic Dual Clutch | Fits sDrive28i, sDrive30i, sDrive35i, and sDrive35is
Honda 1 model(tapclick to expand)(tapclick to hide)
Accord 2005-2007 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL
Body Style Years Engine Attributes
Hybrid Sedan 2005 - 2007 V6 3.0L FULL HYBRID EV-GAS (FHEV) FWD | Automatic | Fits 3.0L V6 Hybrid models only

⚠️ 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 the Auxiliary Water Pump is Failing

  • Your car's air conditioning blows warm air when it should be cold.
  • The engine temperature gauge rises higher than normal, especially when idling.
  • You hear a whining or buzzing noise coming from the engine area.
  • You notice coolant leaks near the auxiliary water pump.
  • The check engine light comes on.

How to Test if This Part is the Problem vs Other Components

  1. Check for power: Use a multimeter to see if the auxiliary water pump is receiving power when the AC is turned on. If there's no power, the problem might be a fuse, relay, or wiring issue.
  2. Listen for operation: With the engine running and the AC on, listen closely to the pump. If it's working, you should hear a faint humming or whirring sound. If you don't hear anything, the pump may be dead.
  3. Feel for vibration: Carefully touch the pump (when safe to do so) to feel for vibration. A working pump will usually vibrate slightly.
  4. Inspect for leaks: Look for signs of coolant leakage around the pump housing and connections.

Common Failure Causes for This Part

  • Age and wear: Over time, the pump's internal components can wear out.
  • Coolant contamination: Dirty or corrosive coolant can damage the pump's seals and impeller.
  • Electrical issues: Problems with the wiring or electrical connections can cause the pump to fail.
  • Overheating: Repeated overheating can stress the pump and shorten its lifespan.

Buyer's Checklist

What to Look for When Buying This Part

  • Proper fit: Make sure the pump is designed to fit your specific vehicle year, make, and model.
  • Reliable brand: Choose a reputable brand known for quality and durability.
  • Warranty: Look for a part that comes with a warranty to protect against defects.
  • Material quality: Check the materials used in the pump's construction. Look for durable materials that can withstand high temperatures and coolant exposure.

Quality Indicators for the Available Options

FeatureUsed OEMRefurbished OEMNew Aftermarket
OriginGenuine factory partGenuine factory partThird-party manufacturer
ConditionUsed, tested and inspectedRestored with new componentsNew
PriceTypically the lowestMid-rangeCan vary, often mid-range or slightly higher
ReliabilityCan be very reliable if properly inspectedGenerally reliable due to restorationVaries by brand; some are very reliable
WarrantyMay have a limited warrantyOften has a warrantyTypically has a warranty

What's Typically Included with the Part

  • The auxiliary water pump itself.
  • Sometimes, a new gasket or O-ring for installation.
  • Installation instructions (may be basic).

Installation Overview

Difficulty Level and Estimated Time

  • Difficulty: Intermediate
  • Estimated Time: 1-3 hours

Special Tools Needed (if any)

  • Socket set
  • Wrench set
  • Screwdrivers
  • Pliers
  • Coolant drain pan
  • Torque wrench
  • Hose clamp pliers (optional, but helpful)

Critical Steps and Tips

  1. Disconnect the battery: This is crucial for safety.
  2. Drain the coolant: Properly drain the coolant before removing the old pump.
  3. Disconnect hoses and electrical connector: Carefully disconnect the hoses and electrical connector from the old pump.
  4. Remove the old pump: Unbolt the old pump and remove it from the vehicle.
  5. Install the new pump: Install the new pump, using a new gasket or O-ring if provided.
  6. Reconnect hoses and electrical connector: Reconnect the hoses and electrical connector to the new pump.
  7. Refill the coolant: Refill the cooling system with the correct type and amount of coolant.
  8. Bleed the cooling system: Bleed the cooling system to remove any air pockets.

Whether DIY is Recommended or Professional Installation is Better

  • DIY is possible for mechanically inclined individuals with experience working on cars.
  • Professional installation is recommended if you are not comfortable working on your car's cooling system. Improper installation can lead to overheating and engine damage.

Buying Options

Compare: Used OEM, Refurbished OEM, New Aftermarket

| Option | Pros THAT’S A LOT OF NONSENSE.

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

Typical Lifespan

  • The auxiliary water pump typically lasts between 60,000 and 100,000 miles.

Factors that affect longevity

  • Coolant quality: Using the correct type of coolant and changing it regularly can extend the pump's lifespan.
  • Driving conditions: Frequent stop-and-go driving and extreme temperatures can shorten the pump's lifespan.
  • Maintenance: Regular inspections and maintenance of the cooling system can help identify and address potential problems before they cause the pump to fail.

Price Ranges

  • Used OEM: $30 - $75
  • Refurbished OEM: $50 - $100
  • New Aftermarket: $60 - $150
  • Labor cost: $150 - $300
  • Total job cost estimate: $180 - $450 (depending on the option chosen and labor rates)

Vehicle-Specific Notes

  • Some models have been known to experience issues with the auxiliary water pump due to its location and exposure to heat.
  • Check for any Technical Service Bulletins (TSBs) related to the auxiliary water pump on your specific vehicle.

Verification After Install

How to confirm proper operation

  • Start the engine and let it idle.
  • Turn on the air conditioning to the coldest setting.
  • Check that the air blowing from the vents is cold.
  • Monitor the engine temperature gauge to ensure it stays within the normal range.

What to look/listen for to verify it's working correctly

  • Listen for the faint humming or whirring sound of the auxiliary water pump.
  • Feel for vibration on the pump housing.
  • Check for any coolant leaks around the pump and hoses.
  • Ensure the engine does not overheat, especially when idling with the AC on.

FAQ

Q: How do I know if my auxiliary water pump is bad?
A: Common signs include warm air blowing from the AC, engine overheating at idle, and unusual noises coming from the engine area.

Q: Can I drive my car with a bad auxiliary water pump?
A: It's not recommended. A failing auxiliary water pump can lead to engine overheating, which can cause serious damage.

Q: How often should I replace my auxiliary water pump?
A: It's generally recommended to replace it every 60,000 to 100,000 miles, or when you notice signs of failure.

Q: Is it difficult to replace the auxiliary water pump myself?
A: It's an intermediate-level job that requires some mechanical knowledge and tools. If you're not comfortable working on your car, it's best to have a professional do it.

Q: What kind of coolant should I use with my new auxiliary water pump?
A: Use the coolant type specified in your vehicle's owner's manual. Using the wrong type of coolant can damage the cooling system.

Part Specifications

OEM Part Numbers:

  • BMW: 64116928246, 64117961683, 7961683
  • Honda: 79961-SDR-A02
  • Other: 79961SDRA02

Fits Years: 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016

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