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Audi A4 B9 Saloon knock sensor – find the right fit for your vehicle

Top-quality knock sensor Audi A4 B9 Saloon available at low prices
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AUDI A4 B9 Saloon (8W2, 8WC) – find the right Knock sensor for your vehicle

Genuine Audi A4 B9 Saloon engine knock sensor upgrade — enjoy exclusive savings and deals

Most in-demand Engine knock sensor for AUDI A4 B9 Saloon (8W2, 8WC)

Top-selling parts in the Engine knock sensor section for AUDI A4 B9 Saloon. Select a high-quality engine knock sensor your AUDI 8W2, 8WC A4 B9 Saloon from our trusted range.

-33%
BOSCH 0 261 231 146 genuine Audi A4 B9 Saloon knock sensor cost
Reviews - 12
Parts Details
  • BOSCH: Knock Sensor
  • Item number: 0 261 231 146
  • Our price: 23,49 €
  • Condition: New
Details
BOSCH KS-4-S Knock Sensor
Article number: 0 261 231 146
compared to RRP 35,09 €

23, 49 €
price incl. 21% VAT, excl. delivery costs

Sold by AUTODOC

MAGNETI MARELLI 064836031010 genuine Audi A4 B9 Saloon knock sensor cost
Reviews - 2
Parts Details
  • MAGNETI MARELLI: Knock Sensor
  • Item number: 064836031010
  • Our price: 13,99 €
  • Condition: New
Details
MAGNETI MARELLI SAD031 Knock Sensor
Article number: 064836031010
13, 99 €
price incl. 21% VAT, excl. delivery costs

Sold by AUTODOC

-54%
VDO S107646001Z genuine Audi A4 B9 Saloon knock sensor cost
Reviews - 1
Parts Details
  • Number of pins: 2
  • Colour: black
  • VDO: Knock Sensor
  • Item number: S107646001Z
  • Our price: 30,49 €
  • Condition: New
Details
VDO S107646001Z Knock Sensor
Article number: S107646001Z
compared to RRP 67,48 €

30, 49 €
price incl. 21% VAT, excl. delivery costs

Sold by AUTODOC

Alfa e-Parts AF02980 genuine Audi A4 B9 Saloon knock sensor cost
Reviews - 1
Parts Details
  • Temperature range from [°C]: -40
  • Temperature range to [°C]: 125
  • Length [mm]: 18
  • Socket colour: black
  • Colour: black
  • Number of pins: 2
  • Alfa e-Parts: Knock Sensor
  • Item number: AF02980
  • Our price: 22,49 €
  • Condition: New
Details
Alfa e-Parts AF02980 Knock Sensor
Article number: AF02980
22, 49 €
price incl. 21% VAT, excl. delivery costs

Sold by AUTODOC

ERA 550106A 2022 Audi A4 B9 Saloon knock sensor price
Parts Details
  • Colour: black
  • Number of pins: 2
  • Weight [kg]: 0,058
  • ERA: Knock Sensor
  • Item number: 550106A
  • Our price: 24,99 €
  • Condition: New
Details
ERA 550106A Knock Sensor
Article number: 550106A
24, 99 €
price incl. 21% VAT, excl. delivery costs

Sold by AUTODOC

MEAT & DORIA 87368 2021 Audi A4 B9 Saloon knock sensor price
Parts Details
  • Number of pins: 2
  • Connector Shape: D Shape
  • Supplementary Article / Supplementary Info Info 2: without cable
  • for OE number: 1205185, YM21 12A699 BA
  • MEAT & DORIA: Knock Sensor
  • Item number: 87368
  • Our price: 15,49 €
  • Condition: New
Details
MEAT & DORIA 87368 Knock Sensor without cable
Article number: 87368
15, 49 €
price incl. 21% VAT, excl. delivery costs

Sold by AUTODOC

EINPARTS EPS1008 2020 Audi A4 B9 Saloon knock sensor price
Parts Details
  • Number of pins: 2
  • Connector Shape: D Shape
  • Supplementary Article / Supplementary Info Info 2: without cable
  • Housing Colour: black
  • Voltage [V]: 12
  • Plug Type: Blade Terminal
  • EINPARTS: Knock Sensor
  • Item number: EPS1008
  • Our price: 29,99 €
  • Condition: New
Details
EINPARTS EPS1008 Knock Sensor without cable
Article number: EPS1008
29, 99 €
price incl. 21% VAT, excl. delivery costs

Sold by AUTODOC

VIKA 99050422701 2019 Audi A4 B9 Saloon knock sensor price
Parts Details
  • Weight [kg]: 0,48
  • Number of connectors: 2
  • Colour: black
  • VIKA: Knock Sensor
  • Item number: 99050422701
  • Our price: 22,49 €
  • Condition: New
Details
VIKA 99050422701 Knock Sensor
Article number: 99050422701
22, 49 €
price incl. 21% VAT, excl. delivery costs

Sold by AUTODOC

-70%
QUINTON HAZELL XKS37 Audi A4 B9 Saloon engine knock sensor
Parts Details
  • Supplementary Article / Supplementary Info Info 2: without cable
  • Cable Length [mm]: 37
  • Number of pins: 2
  • Housing Colour: black
  • Connector Shape: D Shape
  • QUINTON HAZELL: Knock Sensor
  • Item number: XKS37
  • Our price: 26,99 €
  • Condition: New
Details
QUINTON HAZELL XKS37 Knock Sensor without cable
Article number: XKS37
compared to RRP 91,96 €

26, 99 €
price incl. 21% VAT, excl. delivery costs

Sold by AUTODOC

FAE 60160 Audi A4 B9 Saloon knock sensor
Parts Details
  • Number of pins: 2
  • Supplementary Article / Supplementary Info Info 2: without cable
  • Housing Colour: black
  • FAE: Knock Sensor
  • Item number: 60160
  • Our price: 31,99 €
  • Condition: New
Details
FAE 60160 Knock Sensor without cable
Article number: 60160
31, 99 €
price incl. 21% VAT, excl. delivery costs

Sold by AUTODOC

-29%
HELLA 6PG 009 108-561 Audi A4 B9 Saloon engine knock sensor
Reviews - 1
Parts Details
  • Voltage [V]: 12
  • Number of pins: 2
  • Tightening Torque [Nm]: 20
  • Supplementary Article / Supplementary Info Info 2: without cable
  • Corresponds to the original part in colour: black
  • Plug Type: Blade Terminal
  • Connector Shape: oval
  • Quantity: 1
  • Assy. / disassy. by qualified personnel required!
  • HELLA: Knock Sensor
  • Item number: 6PG 009 108-561
  • Our price: 45,99 €
  • Condition: New
Details
HELLA 6PG 009 108-561 Knock Sensor without cable
Article number: 6PG 009 108-561
compared to RRP 65,34 €

45, 99 €
price incl. 21% VAT, excl. delivery costs

Sold by AUTODOC

FACET 9.3144 Audi A4 B9 Saloon knock sensor
Parts Details
  • Specification: 24
  • Housing Colour: black
  • Supplementary Info: Made in Italy - OE Equivalent
  • Number of pins: 2
  • FACET: Knock Sensor
  • Item number: 9.3144
  • Our price: 29,99 €
  • Condition: New
Details
FACET EPS 1.957.144 Knock Sensor Made in Italy - OE Equivalent
Article number: 9.3144
29, 99 €
price incl. 21% VAT, excl. delivery costs

Sold by AUTODOC

-23%
TOPRAN 110 661 2026 Audi A4 B9 Saloon engine knock sensor prices
Reviews - 1
Parts Details
  • Number of pins: 2
  • Supplementary Article / Supplementary Info Info 2: without cable
  • Connector Shape: D Shape
  • TOPRAN: Knock Sensor
  • Item number: 110 661
  • Our price: 21,99 €
  • Condition: New
Details
TOPRAN 110 661 001 Knock Sensor without cable
Article number: 110 661
compared to RRP 28,87 €

21, 99 €
price incl. 21% VAT, excl. delivery costs

Sold by AUTODOC

EPS 1.957.144 2025 Audi A4 B9 Saloon knock sensor prices
Parts Details
  • Specification: 24
  • Housing Colour: black
  • Supplementary Info: Made in Italy - OE Equivalent
  • Number of pins: 2
  • EPS: Knock Sensor
  • Item number: 1.957.144
  • Our price: 29,99 €
  • Condition: New
Details
EPS FACET 9.3144 Knock Sensor Made in Italy - OE Equivalent
Article number: 1.957.144
29, 99 €
price incl. 21% VAT, excl. delivery costs

Sold by AUTODOC

SWAG 30 92 7152 2024 Audi A4 B9 Saloon engine knock sensor prices
Parts Details
  • Number of connectors: 2
  • Colour: black
  • Weight [kg]: 0,48
  • SWAG: Knock Sensor
  • Item number: 30 92 7152
  • Our price: 37,99 €
  • Condition: New
Details
SWAG 30 92 7152 Knock Sensor
Article number: 30 92 7152
37, 99 €
price incl. 21% VAT, excl. delivery costs

Sold by AUTODOC

SIDAT 84.004 2023 Audi A4 B9 Saloon knock sensor prices
Parts Details
  • Number of pins: 2
  • Supplementary Article / Supplementary Info Info 2: without cable
  • Connector Shape: D Shape
  • for OE number: 030 905 377 C, YM21 12A699 BA
  • Quality: OE EQUIVALENT
  • SIDAT: Knock Sensor
  • Item number: 84.004
  • Our price: 61,99 €
  • Condition: New
Details
SIDAT 84.004 Knock Sensor without cable
Article number: 84.004
61, 99 €
price incl. 21% VAT, free delivery

Sold by AUTODOC

-25%
VEMO V10-72-0411 2022 AUDI A4 B9 Saloon (8W2, 8WC) engine knock sensor prices
Parts Details
  • VEMO: Knock Sensor
  • Item number: V10-72-0411
  • Our price: 52,99 €
  • Condition: New
Details
VEMO 1100626 Knock Sensor
Article number: V10-72-0411
compared to RRP 71,03 €

52, 99 €
price incl. 21% VAT, excl. delivery costs

Sold by AUTODOC

STARQ SQ323-01102 2021 Audi A4 B9 Saloon knock sensor prices
Parts Details
  • Voltage [V]: 12
  • Number of pins: 2
  • Tightening Torque [Nm]: 20
  • Supplementary Article / Supplementary Info Info 2: without cable
  • Corresponds to the original part in colour: black
  • Plug Type: Blade Terminal
  • Connector Shape: oval
  • Assy. / disassy. by qualified personnel required!
  • STARQ: Knock Sensor
  • Item number: SQ323-01102
  • Our price: 14,49 €
  • Condition: New
Details
STARQ SQ323-01102 Knock Sensor without cable
Article number: SQ323-01102
14, 49 €
price incl. 21% VAT, excl. delivery costs

Sold by AUTODOC

-61%
VEMO V10-72-0934-1 2020 AUDI A4 B9 Saloon (8W2, 8WC) engine knock sensor prices
Parts Details
  • Voltage [V]: 12
  • Colour: black
  • Alternatively
  • Number of pins: 2
  • Plug Type: Blade Terminal
  • Connector Shape: oval
  • Weight [kg]: 0,052
  • Supplementary Info: Original VEMO Quality
  • Packaging width [cm]: 4
  • Packaging height [cm]: 6,7
  • Packaging Depth [cm]: 6,8
  • VEMO: Knock Sensor
  • Item number: V10-72-0934-1
  • Our price: 35,99 €
  • Condition: New
Details
VEMO 1041297 Knock Sensor Original VEMO Quality
Article number: V10-72-0934-1
compared to RRP 94,02 €

35, 99 €
price incl. 21% VAT, excl. delivery costs

Sold by AUTODOC

AIC 51942 2019 Audi A4 B9 Saloon knock sensor prices
Parts Details
  • Number of pins: 2
  • Colour: black
  • Material: Plastic
  • AIC: Knock Sensor
  • Item number: 51942
  • Our price: 29,99 €
  • Condition: New
Details
AIC 51942 Knock Sensor
Article number: 51942
29, 99 €
price incl. 21% VAT, excl. delivery costs

Sold by AUTODOC

Knock sensor: components for the most widely used AUDI A4 B9 Saloon (8W2, 8WC) models

Audi A4 B9 Saloon 1.4
AUDI A4 8W2, 8WC 2.0:
Audi A4 B9 Saloon 3.0
AUDI A4 8W2, 8WC 30 TDI:
Audi A4 B9 Saloon 35 TDI
AUDI A4 8W2, 8WC 35 TFSI:
Audi A4 B9 Saloon 40 TDI
AUDI A4 8W2, 8WC 40 TFSI:
Audi A4 B9 Saloon 45 TDI
AUDI A4 8W2, 8WC 45 TFSI:
Audi A4 B9 Saloon 50 TDI
AUDI A4 8W2, 8WC S4 quattro:
Audi A4 B9 Saloon S4 TDI
Explore great-value discounts on
Safe Order 200 days for knock sensor Audi A4 B9 Saloon purchase
Safe Order 200 days
Safe Order 200 days

Confidence in online shopping! You can return a spare part without explanation within 200 days after purchase and get your money back. How? Just use the Safe Order service at the checkout page. The service cost is only 3,95 €.

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