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Ignition Knock (Detonation) Sensor
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Ignition Knock (Detonation) Sensor (Walker Products) for 1999-2006 BMW NEW

$ 73 .19
120-DayReturns
LifetimeWarranty
100%Money-Back

Product Notes Read before buying

Sensor Only
Walker Products began supplying the fuel system needs of the automotive industry in 1946. Today Walker is one of the largest, privately owned manufacturers of fuel system components and engine sensors, and has served the needs of the worldwide automotive aftermarket. We are committed to supplying products manufactured to meet or exceed OEM standards and specifications. This effort is backed by our own manufacturing, product management and engineering staff to ensure it is maintained and accurate in the production of quality parts, vehicle applications, instruction sheets and technical support. Our products include Carburetor and Fuel Injection Repair Kits, Oxygen Sensors and other Engine Management products such as Throttle Position Sensors, Cam and Crankshaft Sensors, Fuel Injectors, Spark Plug Wires and Gaskets. As an ISO 9001/IATF16949 certified company, we are committed to supplying the highest quality products. © 2024 Walker Products Inc. All rights reserved.
Brand: Walker Products
Condition: New
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Specifications & Info


Attribute Value
CA Prop65 Lead Warning: This Product Can Expose You To Chemicals, Including Lead, Which Is Known To The State Of California To Cause Cancer Or Birth Defects Or Other Reproductive Harm. Www.p65warnings.ca.gov
Connector Gender Male
Connector Quantity 1
Connector Shape Circle
Mounting Hardware Included No
Terminal Gender Female
Terminal Quantity 4
Terminal Type Bullet
Wiring Harness Included Yes

Vehicle Fitment Guide

This part fits the following vehicles:

BMW 17 models (tapclick to expand)(tapclick to hide)
323Ci 2000 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Convertible 2000 L6 2.5L RWD Automatic & Manual
Base Coupe 2000 L6 2.5L RWD Automatic & Manual
323i 1999-2000 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Convertible 1999 L6 2.5L RWD Automatic & Manual
Base Sedan 1999 - 2000 L6 2.5L RWD Automatic & Manual
Base Wagon 2000 L6 2.5L RWD Automatic & Manual
325Ci 2001-2006 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Convertible 2001 - 2006 L6 2.5L RWD Automatic & Manual
Base Coupe 2001 - 2006 L6 2.5L RWD Automatic & Manual
325i 2001-2005 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Sedan 2001 - 2005 L6 2.5L RWD Automatic & Manual
Base Wagon 2001 - 2005 L6 2.5L RWD Automatic & Manual
325xi 2001-2005 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Sedan 2001 - 2005 L6 2.5L AWD Automatic & Manual
Base Wagon 2001 - 2005 L6 2.5L AWD Automatic & Manual
328Ci 2000 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Coupe 2000 L6 2.8L RWD Automatic & Manual
328i 1999-2000 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Convertible 1999 L6 2.8L RWD Automatic & Manual
Base Sedan 1999 - 2000 L6 2.8L RWD Automatic & Manual
330Ci 2001-2006 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Convertible 2001 - 2006 L6 3.0L RWD Automatic & Manual
Base Coupe 2001 - 2006 L6 3.0L RWD Automatic & Manual
M Convertible 2005 L6 3.0L RWD Automatic & Manual
M Coupe 2005 L6 3.0L RWD Automatic & Manual
330i 2001-2005 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Sedan 2001 - 2005 L6 3.0L RWD Automatic & Manual
M Sedan 2005 L6 3.0L RWD Automatic & Manual
330xi 2001-2005 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Sedan 2001 - 2005 L6 3.0L AWD Automatic & Manual
525i 2001-2005 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Sedan 2001 - 2005 L6 2.5L RWD Automatic & Manual
Base Wagon 2001 - 2003 L6 2.5L RWD Automatic & Manual
528i 1999-2000 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Sedan 1999 - 2000 L6 2.8L RWD Automatic & Manual
Base Wagon 1999 - 2000 L6 2.8L RWD Automatic & Manual
530i 2001-2005 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Sedan 2001 - 2005 L6 3.0L RWD Automatic & Manual
X3 2004-2006 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
2.5i SUV 2004 - 2006 L6 2.5L AWD Automatic & Manual
3.0i SUV 2004 - 2006 L6 3.0L AWD Automatic & Manual
X5 2001-2006 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
3.0i SUV 2001 - 2006 L6 3.0L AWD Automatic & Manual
4.4i SUV 2001 - 2006 V8 4.4L AWD Automatic
4.4i Formula 1 SUV 2003 - 2006 V8 4.4L AWD Automatic & Manual
4.4i Lujo SUV 2002 - 2006 V8 4.4L AWD Automatic & Manual
4.4i Top Line SUV 2002 - 2006 V8 4.4L AWD Automatic & Manual
4.6is SUV 2002 - 2003 V8 4.6L AWD Automatic
4.8is SUV 2005 - 2006 V8 4.8L AWD Manual
4.8is SUV 2004 - 2006 V8 4.8L AWD Automatic
Z3 1999-2002 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
1.9i Convertible 1999 L4 1.9L RWD Automatic & Manual
2.0i Convertible 2000 L6 2.0L RWD Automatic & Manual
2.2i Convertible 2001 - 2002 L6 2.2L RWD Automatic & Manual
2.8i Convertible 1999 - 2000 L6 2.8L RWD Automatic & Manual
3.0i Convertible 2001 - 2002 L6 3.0L RWD Automatic & Manual
Coupe Coupe 2001 - 2002 L6 3.0L RWD Automatic & Manual
Coupe Coupe 1999 - 2000 L6 2.8L RWD Automatic & Manual
M Coupe Coupe 1999 - 2002 L6 3.2L RWD Manual
M Roadster Convertible 1999 - 2002 L6 3.2L RWD Manual
Roadster Convertible 2001 - 2002 L6 3.0L RWD Automatic & Manual
Roadster Convertible 1999 - 2002 L6 2.5L RWD Automatic & Manual
Roadster Convertible 1999 - 2000 L6 2.8L RWD Automatic & Manual
Z4 2003-2005 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
2.5i Convertible 2003 - 2005 L6 2.5L RWD Automatic & Manual
3.0i Convertible 2003 - 2005 L6 3.0L RWD Automatic & Manual
Verify before ordering — please confirm your vehicle's year, make, model and sub-model specifications before placing your order. If anything is unclear, our customer service team is available to help.

Policies, in plain English.

Shipping Information

We offer fast, reliable shipping on all orders:

  • Ships to all countries via US Postal Service Priority Mail.
  • Most orders ship within 1 business day.
  • Delivery time: 1-4 business days after shipment.
  • International shipping available, including APO/FPO addresses.
  • Tracking information provided for all shipments.
  • Additional handling fees may apply for oversized/overweight packages.

Lifetime Warranty

This part comes with a limited lifetime warranty. Warranty begins on the original purchase date.

Warranty does NOT cover:

  • Shipping costs or labor expenses.
  • Installation errors.
  • Parts used for racing.
  • Commercial vehicle parts.

Returns (120 Days)

We want you to be 100% satisfied with your purchase. That's why we offer:

  • 120-Day Returns - Return any part within 120 days from date of receipt.
  • Must obtain RMA (Return Merchandise Authorization) number before returning.
  • Parts must be in original condition, uninstalled, unaltered, and in original packaging.
  • Important: Electrical parts are not returnable if unsealed.
  • Please inspect parts upon arrival and notify us within 5 days of receiving incorrect or damaged parts.
  • Refunds processed after warehouse receives return and credited to original payment method.
Walker Products began supplying the fuel system needs of the automotive industry in 1946. Today Walker is one of the largest, privately owned manufacturers of fuel system components and engine sensors, and has served the needs of the worldwide automotive aftermarket. We are committed to supplying products manufactured to meet or exceed OEM standards and specifications. This effort is backed by our own manufacturing, product management and engineering staff to ensure it is maintained and accurate in the production of quality parts, vehicle applications, instruction sheets and technical support. Our products include Carburetor and Fuel Injection Repair Kits, Oxygen Sensors and other Engine Management products such as Throttle Position Sensors, Cam and Crankshaft Sensors, Fuel Injectors, Spark Plug Wires and Gaskets. As an ISO 9001/IATF16949 certified company, we are committed to supplying the highest quality products. © 2024 Walker Products Inc. All rights reserved.

Interchange Parts

Brand Part Number
Beck/Arnley 158-1066
BMW 12141435485
BMW 13 62 7 568 422
BMW 13627568422
BMW 7568422
Delphi AS10241
ERA 550213
Facet 9.3132
FAE 60222
Fispa 84.012
Hella 6PG 009 108-301
Hoffer Products 7517529
Meat & Doria 87529
NTK ID0096
SMP KS242
SMP KS334
Standard Import 19542
Wells SU5389
Werner Metzger GmbH 0907092

Fits Years: 1999 2000 2001 2002 2003 2004 2005 2006

Fits Models: 323Ci, 323i, 325Ci, 325i, 325xi, 328Ci, 328i, 330Ci, 330i, 330xi, 525i, 528i, 530i, X3, X5, Z3, Z4

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In operation since 2007. Trusted by over a million DIYers, mechanics, and body shops across all 50 states.

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Money-Back Guarantee

Shop With Total Confidence

If it doesn't fit, we make it right. No gimmicks, no fine print.

120
Day Return Window

4× the Industry Standard

Most retailers stop at 30 days. We give you a full four months to install, test, and return for a 100% refund — return shipping on us.

NEW
Direct-Fit Replacement

Engineered To OEM Specs

Brand-new aftermarket parts from trusted suppliers — built to original-equipment specifications so they fit and function like the factory unit, at a fraction of the price.

What buyers are saying.

★★★★★ 4.9 1,451 verified reviews

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