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Audio System

OEM Audio Amplifier for 2011-2017 BMW 128i, 135i, 328i, 335i, M3, X1, X3, Z4

Only 2 left in stock

$79.95

ℹ️ Product Notes

This is a used part. This amplifier is for vehicles with the HiFi audio system. It fits models built starting in March 2011.

Fits vehicles with HiFi sound (Option S676A). Does not fit Harman Kardon or Logic7 systems. Match your old part number before buying.

Original Part #(s): 65129253196, 65129257121, 65129283507, 9253196, 9257121, 9283507

Condition: Excellent (A)

Like new, minimal to no wear

10,000 miles

Odometer reading when part was removed

See All Other Audio Systems

SKU #

9332571-92225-836

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!

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Vehicle Fitment Guide

This part fits the following vehicles:

BMW

128i 2011-2013 (tapclick to expand)(tapclick to hide)

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SubmodelSUB- MODEL	Body Style	Years	Engine	Attributes
Base	Convertible	2011 - 2013	L6 3.0L	RWD \| Automatic & Manual \| Fits models built from 03/2011 only
Base	Coupe	2011 - 2013	L6 3.0L	RWD \| Automatic & Manual \| Fits models built from 03/2011 only
M Sport	Coupe	2013	L6 3.0L	RWD \| Manual \| Fits models built from 03/2011 only
		2012

135i 2011-2013 (tapclick to expand)(tapclick to hide)

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SubmodelSUB- MODEL	Body Style	Years	Engine	Attributes
Base	Convertible	2011 - 2013	L6 3.0L Turbo	RWD \| Manual & Automatic Dual Clutch \| Fits models built from 03/2011 only
Base	Coupe	2011 - 2013	L6 3.0L Turbo	RWD \| Manual & Automatic Dual Clutch \| Fits models built from 03/2011 only
M Sport	Coupe	2012 - 2013	L6 3.0L Turbo	RWD \| Manual \| Fits models built from 03/2011 only

328i 2011-2013 (tapclick to expand)(tapclick to hide)

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SubmodelSUB- MODEL	Body Style	Years	Engine	Attributes
Base	Convertible	2011 - 2013	L6 3.0L	RWD \| Automatic & Manual \| Fits 2011 models built from 03/2011; fits 2012-2013 Coupe and Convertible only
Base	Coupe	2011 - 2013	L6 3.0L	RWD \| Automatic & Manual \| Fits 2011 models built from 03/2011; fits 2012-2013 Coupe and Convertible only
Base	Sedan	2011 - 2013	L6 3.0L	RWD \| Automatic & Manual \| Fits 2011 models built from 03/2011; fits 2012-2013 Coupe and Convertible only
Base	Wagon	2011 - 2012	L6 3.0L	RWD \| Automatic & Manual \| Fits 2011 models built from 03/2011; fits 2012-2013 Coupe and Convertible only
Base	Convertible	2012 - 2013	L4 2.0L Turbo	RWD \| Automatic & Manual \| Fits 2011 models built from 03/2011; fits 2012-2013 Coupe and Convertible only
Base	Coupe	2012 - 2013	L4 2.0L Turbo	RWD \| Automatic & Manual \| Fits 2011 models built from 03/2011; fits 2012-2013 Coupe and Convertible only
Base	Sedan	2012 - 2013	L4 2.0L Turbo	RWD \| Automatic & Manual \| Fits 2011 models built from 03/2011; fits 2012-2013 Coupe and Convertible only
Base	Wagon	2012	L4 2.0L Turbo	RWD \| Automatic & Manual \| Fits 2011 models built from 03/2011; fits 2012-2013 Coupe and Convertible only
Luxury	Sedan	2012 - 2013	L4 2.0L Turbo	RWD \| Automatic & Manual \| Fits 2011 models built from 03/2011; fits 2012-2013 Coupe and Convertible only
Luxury	Sedan	2012 - 2013	L6 3.0L Turbo	RWD \| Automatic & Manual \| Fits 2011 models built from 03/2011; fits 2012-2013 Coupe and Convertible only
Modern	Sedan	2012 - 2013	L4 2.0L Turbo	RWD \| Automatic & Manual \| Fits 2011 models built from 03/2011; fits 2012-2013 Coupe and Convertible only
Modern	Sedan	2012 - 2013	L6 3.0L Turbo	RWD \| Automatic & Manual \| Fits 2011 models built from 03/2011; fits 2012-2013 Coupe and Convertible only
Sport	Sedan	2012 - 2013	L4 2.0L Turbo	RWD \| Automatic & Manual \| Fits 2011 models built from 03/2011; fits 2012-2013 Coupe and Convertible only
Sport	Sedan	2012 - 2013	L6 3.0L Turbo	RWD \| Automatic & Manual \| Fits 2011 models built from 03/2011; fits 2012-2013 Coupe and Convertible only
M Sport	Sedan	2013	L4 2.0L Turbo	RWD \| Automatic & Manual \| Fits 2011 models built from 03/2011; fits 2012-2013 Coupe and Convertible only

335i 2011-2013 (tapclick to expand)(tapclick to hide)

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SubmodelSUB- MODEL	Body Style	Years	Engine	Attributes
Base	Convertible	2011 - 2013	L6 3.0L Turbo	RWD \| Automatic & Manual \| Fits 2011 models built from 03/2011; fits 2012-2013 Coupe and Convertible only
Base	Coupe	2011 - 2013	L6 3.0L Turbo	RWD \| Automatic & Manual \| Fits 2011 models built from 03/2011; fits 2012-2013 Coupe and Convertible only
Base	Sedan	2011 - 2013	L6 3.0L Turbo	RWD \| Automatic & Manual \| Fits 2011 models built from 03/2011; fits 2012-2013 Coupe and Convertible only
Exclusive	Convertible	2012 - 2013	L6 3.0L Turbo	RWD \| Automatic & Manual \| Fits 2011 models built from 03/2011; fits 2012-2013 Coupe and Convertible only
Exclusive	Coupe	2012 - 2013	L6 3.0L Turbo	RWD \| Automatic & Manual \| Fits 2011 models built from 03/2011; fits 2012-2013 Coupe and Convertible only
Luxury	Sedan	2012 - 2013	L6 3.0L Turbo	RWD \| Automatic & Manual \| Fits 2011 models built from 03/2011; fits 2012-2013 Coupe and Convertible only
M Sport	Sedan	2012 - 2013	L6 3.0L Turbo	RWD \| Automatic & Manual \| Fits 2011 models built from 03/2011; fits 2012-2013 Coupe and Convertible only
Modern	Sedan	2012 - 2013	L6 3.0L Turbo	RWD \| Automatic & Manual \| Fits 2011 models built from 03/2011; fits 2012-2013 Coupe and Convertible only
Sport	Sedan	2012 - 2013	L6 3.0L Turbo	RWD \| Automatic & Manual \| Fits 2011 models built from 03/2011; fits 2012-2013 Coupe and Convertible only

M3 2011-2013 (tapclick to expand)(tapclick to hide)

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SubmodelSUB- MODEL	Body Style	Years	Engine	Attributes
Base	Convertible	2011 - 2013	V8 4.0L	RWD \| Manual & Automatic Dual Clutch \| Fits 2011 models built from 03/2011; fits 2012-2013 Coupe and Convertible only
Base	Coupe	2011 - 2013	V8 4.0L	RWD \| Manual & Automatic Dual Clutch \| Fits 2011 models built from 03/2011; fits 2012-2013 Coupe and Convertible only
Base	Sedan	2011	V8 4.0L	RWD \| Automatic Dual Clutch \| Fits 2011 models built from 03/2011; fits 2012-2013 Coupe and Convertible only
Base	Sedan	2011 - 2012	V8 4.0L	RWD \| Manual \| Fits 2011 models built from 03/2011; fits 2012-2013 Coupe and Convertible only

X1 2012-2015 (tapclick to expand)(tapclick to hide)

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SubmodelSUB- MODEL	Body Style	Years	Engine	Attributes
sDrive20i	SUV	2012 - 2014	L4 2.0L Turbo	RWD \| Automatic
xDrive28i	SUV	2012 - 2015	L4 2.0L Turbo	AWD \| Automatic
xDrive28i	SUV	2012 - 2013	L6 3.0L	AWD \| Automatic
xDrive28i M Sport	SUV	2012 - 2013	L4 2.0L Turbo	AWD \| Automatic
xDrive28i M Sport	SUV	2012	L6 3.0L	AWD \| Automatic
xDrive28i Top Line	SUV	2012 - 2013	L4 2.0L Turbo	AWD \| Automatic
sDrive20i M Sport	SUV	2013	L4 2.0L Turbo	RWD \| Automatic
sDrive20i X Line	SUV	2013 - 2014	L4 2.0L Turbo	RWD \| Automatic
sDrive28i	SUV	2013 - 2015	L4 2.0L Turbo	RWD \| Automatic
sDrive28i Sport Line	SUV	2013	L4 2.0L Turbo	RWD \| Automatic
sDrive28i X Line	SUV	2013	L4 2.0L Turbo	RWD \| Automatic
xDrive35i	SUV	2013 - 2015	L6 3.0L Turbo	AWD \| Automatic
Business	SUV	2014	L4 2.0L Turbo	RWD \| Automatic
sDrive20i Sport	SUV	2014	L4 2.0L Turbo	RWD \| Automatic
xDrive28i Sport Line	SUV	2014	L4 2.0L Turbo	AWD \| Automatic
xDrive28i X Line	SUV	2014	L4 2.0L Turbo	AWD \| Automatic
sDrive20iA	SUV	2015	L4 2.0L Turbo	RWD \| Automatic
Sport Line	SUV	2015	L4 2.0L Turbo	RWD \| Automatic
X Line	SUV	2015	L4 2.0L Turbo	RWD \| Automatic

X3 2011-2017 (tapclick to expand)(tapclick to hide)

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SubmodelSUB- MODEL	Body Style	Years	Engine	Attributes
2.5si	SUV	2011	L6 2.5L	AWD \| Automatic & Manual \| Fits 2011 models built from 03/2011 only
25i Lujo	SUV	2011	L6 2.5L	AWD \| Automatic \| Fits 2011 models built from 03/2011 only
25i M Sport	SUV	2011	L6 2.5L	AWD \| Automatic \| Fits 2011 models built from 03/2011 only
25i Top Line	SUV	2011	L6 2.5L	AWD \| Automatic \| Fits 2011 models built from 03/2011 only
3.0si	SUV	2011	L6 3.0L	AWD \| Automatic & Manual \| Fits 2011 models built from 03/2011 only
30i M Sport	SUV	2011	L6 3.0L	AWD \| Automatic \| Fits 2011 models built from 03/2011 only
xDrive28i	SUV	2011 - 2014	L6 3.0L	AWD \| Automatic \| Fits 2011 models built from 03/2011 only
xDrive35i	SUV	2011 - 2017	L6 3.0L Turbo	AWD \| Automatic \| Fits 2011 models built from 03/2011 only
xDrive28i	SUV	2012 - 2013	L6 3.0L Turbo	AWD \| Automatic \| Fits 2011 models built from 03/2011 only
xDrive28i Lujo	SUV	2012	L6 3.0L	AWD \| Automatic \| Fits 2011 models built from 03/2011 only
xDrive28i M Sport	SUV	2012 - 2013	L6 3.0L	AWD \| Automatic \| Fits 2011 models built from 03/2011 only
xDrive28i Top Line	SUV	2012	L6 3.0L	AWD \| Automatic \| Fits 2011 models built from 03/2011 only
xDrive35i M Sport	SUV	2012 - 2017	L6 3.0L Turbo	AWD \| Automatic \| Fits 2011 models built from 03/2011 only
xDrive28i	SUV	2013 - 2017	L4 2.0L Turbo	AWD \| Automatic \| Fits 2011 models built from 03/2011 only
xDrive28i M Sport	SUV	2014	L4 2.0L Turbo	AWD \| Automatic \| Fits 2011 models built from 03/2011 only
xDrive28i Top Line	SUV	2014	L4 2.0L Turbo	AWD \| Automatic \| Fits 2011 models built from 03/2011 only
xDrive35i Top Line	SUV	2014	L6 3.0L Turbo	AWD \| Automatic \| Fits 2011 models built from 03/2011 only
sDrive20i	SUV	2015 - 2017	L4 2.0L Turbo	RWD \| Automatic \| Fits 2011 models built from 03/2011 only
sDrive28i	SUV	2015 - 2017	L4 2.0L Turbo	RWD \| Automatic \| Fits 2011 models built from 03/2011 only
xDrive28d	SUV	2015 - 2017	L4 2.0L DIESEL Turbo	AWD \| Automatic \| Fits 2011 models built from 03/2011 only
xDrive28i X Line	SUV	2015 - 2017	L4 2.0L Turbo	AWD \| Automatic \| Fits 2011 models built from 03/2011 only
xDrive35i X Line	SUV	2015 - 2016	L6 3.0L Turbo	AWD \| Automatic \| Fits 2011 models built from 03/2011 only

Z4 2011-2016 (tapclick to expand)(tapclick to hide)

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SubmodelSUB- MODEL	Body Style	Years	Engine	Attributes
sDrive23i	Convertible	2011	L6 2.5L	RWD \| Automatic & Manual \| Fits 2011 models built from 03/2011 only
sDrive30i	Convertible	2011	L6 3.0L	RWD \| Automatic & Manual \| Fits 2011 models built from 03/2011 only
sDrive35i	Convertible	2011 - 2013	L6 3.0L	RWD \| Automatic & Manual \| Fits 2011 models built from 03/2011 only
sDrive35i	Convertible	2011 - 2013	L6 3.0L Turbo	RWD \| Automatic \| Fits 2011 models built from 03/2011 only
sDrive35i	Convertible	2011 - 2016	L6 3.0L Turbo	RWD \| Manual & Automatic Dual Clutch \| Fits 2011 models built from 03/2011 only
sDrive35is	Convertible	2011 - 2016	L6 3.0L Turbo	RWD \| Automatic Dual Clutch \| Fits 2011 models built from 03/2011 only
sDrive20i	Convertible	2012 - 2013	L4 2.0L Turbo	RWD \| Automatic & Manual \| Fits 2011 models built from 03/2011 only
sDrive28i	Convertible	2012 - 2016	L4 2.0L Turbo	RWD \| Automatic & Manual \| Fits 2011 models built from 03/2011 only
Design Pure Traction	Convertible	2014 - 2016	L4 2.0L Turbo	RWD \| Automatic \| Fits 2011 models built from 03/2011 only
Design Pure Traction	Convertible	2014	L4 2.0L Turbo	RWD \| Manual \| Fits 2011 models built from 03/2011 only
M Sport	Convertible	2014 - 2016	L4 2.0L Turbo	RWD \| Automatic & Manual \| Fits 2011 models built from 03/2011 only
M Sport	Convertible	2014 - 2016	L6 3.0L	RWD \| Automatic & Manual \| Fits 2011 models built from 03/2011 only
sDrive18i	Convertible	2014, 2016	L4 2.0L Turbo	RWD \| Automatic \| Fits 2011 models built from 03/2011 only
sDrive18i	Convertible	2014	L4 2.0L Turbo	RWD \| Manual \| Fits 2011 models built from 03/2011 only
sDrive35i Pure Traction	Convertible	2014	L6 3.0L Turbo	RWD \| Automatic Dual Clutch \| Fits 2011 models built from 03/2011 only
sDrive18iA	Convertible	2015	L4 2.0L Turbo	RWD \| Automatic \| Fits 2011 models built from 03/2011 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 Audio Amplifier is Failing

Sound cutting in and out
Distorted audio, especially at higher volumes
Complete loss of sound from one or more speakers
Popping or crackling noises from the speakers
The radio or infotainment system not turning on at all

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

Check the basics: Make sure the radio is turned on and the volume is up. Check the fuses related to the audio system.
Inspect the wiring: Look for any damaged or loose wires connected to the amplifier and speakers.
Test the speakers: Use a multimeter to check the impedance of each speaker. A reading outside the normal range could indicate a faulty speaker.
Swap the amplifier (if possible): If you have access to a known good amplifier, try swapping it with the one in your car. If the problem goes away, the amplifier is likely the culprit.
Consult a professional: If you're not comfortable performing these tests yourself, take your car to a qualified mechanic or audio specialist.

Common Failure Causes for This Part

Overheating due to poor ventilation
Water damage from leaks in the vehicle
Power surges or voltage spikes
Normal wear and tear over time
Vibrations from the vehicle

Buyer's Checklist

What to Look for When Buying This Part

Compatibility: Ensure the amplifier is designed for your specific BMW model and year.
Condition: Carefully inspect the amplifier for any signs of damage, such as cracks, corrosion, or broken connectors.
Warranty: Look for a warranty that covers the amplifier against defects in materials and workmanship.
Reputation of the seller: Buy from a reputable seller with a good track record of customer satisfaction.

Quality Indicators for the Available Options

Feature	Used OEM	Refurbished OEM	New Aftermarket
Origin	Original equipment from the manufacturer	Original equipment from the manufacturer	Third-party manufacturer
Testing	Tested and inspected	Tested and inspected, repaired	Assumed to meet specifications
Price	Typically the lowest	Mid-range	Can vary, sometimes comparable to Refurbished
Reliability	Can be very reliable	Generally very reliable	Reliability can vary by brand
Warranty	Usually a limited warranty	Often includes a warranty	Often includes a warranty

What's Typically Included with the Part

The audio amplifier itself
Sometimes mounting hardware (check with the seller)
Installation instructions (may not always be included)

Installation Overview

Difficulty Level and Estimated Time

Difficulty: Medium
Estimated Time: 1-3 hours

Special Tools Needed (if any)

Socket set
Screwdrivers
Multimeter (optional, for testing)
Trim removal tools (recommended to avoid damaging interior panels)

Critical Steps and Tips

Disconnect the battery: This is crucial to prevent electrical shock and damage to the vehicle's electrical system.
Locate the amplifier: The amplifier is typically located in the trunk or under a seat. Consult your vehicle's repair manual for the exact location.
Remove the old amplifier: Disconnect the wiring harness and any mounting hardware.
Install the new amplifier: Connect the wiring harness and secure the amplifier with the mounting hardware.
Reconnect the battery: Make sure all connections are secure.
Test the audio system: Turn on the radio and check the sound quality from all speakers.

Whether DIY is Recommended or Professional Installation is Better

DIY is possible for mechanically inclined individuals with some experience working on cars.
Professional installation is recommended if you're not comfortable working on your car's electrical system or if you lack the necessary tools.

Buying Options

Compare: Used OEM, Refurbished OEM, New Aftermarket

When your BMW's audio amplifier fails, you have several options: used OEM, refurbished OEM, and new aftermarket. Each has its own advantages.

Used OEM: Best Value

Used OEM amplifiers are original factory parts that have been removed from other vehicles. They offer the best value because they are genuine parts, rigorously tested and inspected, and available at significantly lower prices than new options.

Refurbished OEM: Factory Parts Professionally Restored

Refurbished OEM amplifiers are also original factory parts, but they have been professionally restored to like-new condition. This often involves replacing worn or damaged components with new ones.

New Aftermarket: Brand New Third-Party Parts

New aftermarket amplifiers are brand new parts manufactured by third-party companies. These parts are designed to meet or exceed the original equipment specifications.

Typical Lifespan

How Long This Part Normally Lasts

Typically 7-10 years

Factors that Affect Longevity

Environmental conditions (temperature, humidity)
Usage patterns (how often the audio system is used)
Quality of the electrical system
Regular maintenance

Price Ranges

Budget vs Mid-Range vs Premium Options

Used OEM: $150 - $300
Refurbished OEM: $250 - $450
New Aftermarket: $300 - $600

Labor Cost Considerations if Applicable

Labor costs for installation typically range from $100 to $300, depending on the shop and the complexity of the job.

Total Job Cost Estimates

DIY (Used OEM): $150 - $300 (parts only)
Professional Installation (Used OEM): $250 - $600 (parts and labor)
Professional Installation (Refurbished OEM): $350 - $750 (parts and labor)
Professional Installation (New Aftermarket): $400 - $900 (parts and labor)

Vehicle-Specific Notes

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

Some models are known to have issues with water leaks in the trunk, which can damage the amplifier.
Overheating can be a problem in some models due to poor ventilation.

Any TSBs or Common Complaints

Check online resources for any Technical Service Bulletins (TSBs) related to audio amplifier issues in your specific BMW model. Common complaints include distorted sound, loss of sound, and amplifier failure.

Verification After Install

How to Confirm Proper Operation

Turn on the radio and check the sound quality from all speakers.
Test the audio system at different volume levels.
Check the balance and fade controls to ensure that the sound is distributed properly.
Listen for any unusual noises, such as popping, crackling, or distortion.

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

Clear, crisp sound from all speakers
No distortion at any volume level
Proper balance and fade control
No unusual noises

FAQ

Q: How do I know if my BMW audio amplifier is bad?
A: Common symptoms include sound cutting in and out, distorted audio, complete loss of sound from one or more speakers, and popping or crackling noises.

Q: Can I replace the audio amplifier myself?
A: Yes, if you have some mechanical experience and the right tools. However, professional installation is recommended if you're not comfortable working on your car's electrical system.

Q: What's the difference between a used OEM, refurbished OEM, and new aftermarket amplifier?
A: Used OEM amplifiers are original factory parts that have been removed from other vehicles. Refurbished OEM amplifiers are also original factory parts, but they have been professionally restored. New aftermarket amplifiers are brand new parts manufactured by third-party companies.

Q: How long does an audio amplifier typically last?
A: Typically 7-10 years, but this can vary depending on factors such as environmental conditions and usage patterns.

Q: What should I do if the new amplifier still doesn't fix the problem?
A: Double-check all connections and fuses. If the problem persists, there may be an issue with another component in the audio system, such as the speakers, wiring harness, or radio head unit. Consult a qualified mechanic or audio specialist.

Part Specifications

OEM Part Numbers:

BMW: 65129253196, 65129257121, 65129283507, 9253196, 9257121, 9283507

Fits Years: 2011 2012 2013 2014 2015 2016 2017

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