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Mercedes 300se Knock Sensor
We Have 95 Items for Mercedes 300se Knock Sensor In-Stock
On all orders over $50
Select your vehicle
- List Price: $40.89
- Our Price: $34.65
- You Save: $6.24
This REPLACEMENT oxygen sensor is crafted from high quality materials - stainless steel shell, hex nut, shield, Teflon-covered insulated wires, high-temperature rubber internal and external seals, and threaded tube coated with anti-seize compound.
Tested to ensure highest level of quality and reliability; it helps to reduce harmful emissions and extends catalyst life.
Notes: May not be compatible with flanges. May require minor modifications
Replacement brand parts are the most affordable solution for your replacement needs! Replacement specializes in a wide range of OE comparable auto parts including body parts, lighting, electrical, brakes, suspension, intake, exhaust, cooling and heating parts. All Replacement brand items are backed by 1-year, unlimited-mileage warranty.
| Type: | 4-wire, Minor modifications required, 5.91 in. |
|---|---|
| Quantity Sold: | Sold individually |
| Warranty: | 1-year, unlimited-mileage warranty |
Fits the following 1988-1993 Mercedes Benz 300SE submodels:
- 1988-1993: All Submodels; All Engines;
Availability:In stock
- List Price: $58.17
- Our Price: $49.30
- You Save: $8.87
This REPLACEMENT oxygen sensor is crafted from high quality materials - stainless steel shell, hex nut, shield, Teflon-covered insulated wires, high-temperature rubber internal and external seals, and threaded tube coated with anti-seize compound.
Tested to ensure highest level of quality and reliability; it helps to reduce harmful emissions and extends catalyst life.
Notes: May not be compatible with flanges. May require minor modifications
Replacement brand parts are the most affordable solution for your replacement needs! Replacement specializes in a wide range of OE comparable auto parts including body parts, lighting, electrical, brakes, suspension, intake, exhaust, cooling and heating parts. All Replacement brand items are backed by 1-year, unlimited-mileage warranty.
| Type: | 3-wire, Minor modifications required, 6.69 in. |
|---|---|
| Quantity Sold: | Sold individually |
| Warranty: | 1-year, unlimited-mileage warranty |
Fits the following 1960-1993 Mercedes Benz 300SE submodels:
- 1960-1993: All Submodels; All Engines;
Availability:In stock
- List Price: $58.17
- Our Price: $49.30
- You Save: $8.87
This REPLACEMENT oxygen sensor is crafted from high quality materials - stainless steel shell, hex nut, shield, Teflon-covered insulated wires, high-temperature rubber internal and external seals, and threaded tube coated with anti-seize compound.
Tested to ensure highest level of quality and reliability; it helps to reduce harmful emissions and extends catalyst life.
Notes: May not be compatible with flanges. May require minor modifications
Replacement brand parts are the most affordable solution for your replacement needs! Replacement specializes in a wide range of OE comparable auto parts including body parts, lighting, electrical, brakes, suspension, intake, exhaust, cooling and heating parts. All Replacement brand items are backed by 1-year, unlimited-mileage warranty.
| Fit Note: | Car |
|---|---|
| Location: | Before Catalytic Converter |
| Type: | 3-wire, Minor modifications required, 6.69 in. |
| Quantity Sold: | Sold individually |
| Warranty: | 1-year, unlimited-mileage warranty |
Fits the following 1988-1991 Mercedes Benz 300SE submodels:
- 1988-1991: All Submodels; All Engines;
Availability:In stock
- List Price: $28.50
- Our Price: $24.15
- You Save: $4.35
This REPLACEMENT oxygen sensor is crafted from high quality materials - stainless steel shell, hex nut, shield, Teflon-covered insulated wires, high-temperature rubber internal and external seals, and threaded tube coated with anti-seize compound.
Tested to ensure highest level of quality and reliability; it helps to reduce harmful emissions and extends catalyst life.
Notes: May not be compatible with flanges. May require minor modifications
Replacement brand parts are the most affordable solution for your replacement needs! Replacement specializes in a wide range of OE comparable auto parts including body parts, lighting, electrical, brakes, suspension, intake, exhaust, cooling and heating parts. All Replacement brand items are backed by 1-year, unlimited-mileage warranty.
| Type: | 2-wire, Minor modifications required, 6.3 in. |
|---|---|
| Quantity Sold: | Sold individually |
| Warranty: | 1-year, unlimited-mileage warranty |
Fits the following 1988-1993 Mercedes Benz 300SE submodels:
- 1988-1993: All Submodels; All Engines;
Availability:In stock
- List Price: $37.83
- Our Price: $32.06
- You Save: $5.77
This REPLACEMENT oxygen sensor is crafted from high quality materials - stainless steel shell, hex nut, shield, Teflon-covered insulated wires, high-temperature rubber internal and external seals, and threaded tube coated with anti-seize compound.
Tested to ensure highest level of quality and reliability; it helps to reduce harmful emissions and extends catalyst life.
Notes: May not be compatible with flanges. May require minor modifications
Replacement brand parts are the most affordable solution for your replacement needs! Replacement specializes in a wide range of OE comparable auto parts including body parts, lighting, electrical, brakes, suspension, intake, exhaust, cooling and heating parts. All Replacement brand items are backed by 1-year, unlimited-mileage warranty.
| Type: | 1-wire, Minor modifications required, 6.3 in. |
|---|---|
| Quantity Sold: | Sold individually |
| Warranty: | 1-year, unlimited-mileage warranty |
Fits the following 1960-1993 Mercedes Benz 300SE submodels:
- 1960-1993: All Submodels; All Engines;
Availability:In stock
- List Price: $308.29
- Our Price: $64.41
- You Save: $243.88

Bosch Regular Class Oxygen Sensor provides submersible patented connection system that protects against contamination, withstands the effects of extreme temperatures, and engine vibration. Made to improve engine performance, prevents premature failure for catalytic converter, and reduces harmful emissions.
Specifications:
- 3-wire
- 26.8 in. wire length
- 0-1 V
- Heated
- Thread-in mounting style
- Includes wiring harness
Features:
- Manufactured with a two-foot length sensor wire
- Uses a submersible patented connection system that protects against contamination and withstands the effects of extreme temperatures and engine vibration
- Posi-lock connectors that can be unscrewed and reconnected in case of a wiring mistake
Wire splicing required.
| Location: | Before Catalytic Converter |
|---|---|
| Type: | 3-wire, OE replacement |
| Quantity Sold: | Sold individually |
Fits the following 1988-1989 Mercedes Benz 300SE submodels:
- 1988-1989: Base; 6 Cyl 3.0L;
Availability:In stock
- List Price: $215.65
- Our Price: $84.99
- You Save: $130.66

Bosch Regular Class Oxygen Sensor provides submersible patented connection system that protects against contamination, withstands the effects of extreme temperatures, and engine vibration. Made to improve engine performance, prevents premature failure for catalytic converter, and reduces harmful emissions.
Specifications:
- 4-wire
- 25.6 in. wire length
- Heated
Features:
- Manufactured with a two-foot length sensor wire
- Uses a submersible patented connection system that protects against contamination and withstands the effects of extreme temperatures and engine vibration
- Posi-lock connectors that can be unscrewed and reconnected in case of a wiring mistake
Wire splicing required.
| Location: | Before Catalytic Converter |
|---|---|
| Type: | 4-wire, Minor modifications required |
| Quantity Sold: | Sold individually |
Fits the following 1992-1993 Mercedes Benz 300SE submodels:
- 1992-1993: Base; 6 Cyl 3.2L;
Availability:In stock
- List Price: $230.00
- Our Price: $80.73
- You Save: $149.27

Bosch Super Class Oxygen Sensor provides patented catalytically activated fine particle filter that prevents contamination for extended life and ensures precise voltage to the engine's emission control computer, while a second filter doubles protection against exhaust gas contamination that increase sensors life.
Specifications:
- 4-wire
- 12.2 in. wire length
- 0-1 V
- Heated
- Thread-in mounting style
- Includes wiring harness
Features:
- Constructed of premium ceramic technology that incorporates Zirconium or Titania and Yttrium for superior protection against mechanical and thermal shock
- Patented catalytically activated fine particle filter prevents contamination for extended life and ensures precise voltage to the engine's emission control computer, while a second filter doubles protection against exhaust gas contamination, thereby increasing sensor life
- Prevents premature failure of the catalytic converter
- Snug fitting OE-style silicone boots ensure proper fit, function, and appearance
- Rigorously tested for perfect performance while saving money in fuel costs
Direct plug-in, no cutting or splicing required.
| Location: | Before Catalytic Converter |
|---|---|
| Type: | 4-wire, OE replacement |
| Quantity Sold: | Sold individually |
Fits the following 1992-1993 Mercedes Benz 300SE submodels:
- 1992-1993: Base; 6 Cyl 3.2L;
Availability:In stock
- List Price: $230.00
- Our Price: $106.76
- You Save: $123.24

Bosch Super Class Oxygen Sensor provides patented catalytically activated fine particle filter that prevents contamination for extended life and ensures precise voltage to the engine's emission control computer, while a second filter doubles protection against exhaust gas contamination that increase sensors life.
Specifications:
- 3-wire
- 27.6 in. wire length
- Heated
Features:
- Constructed of premium ceramic technology that incorporates Zirconium or Titania and Yttrium for superior protection against mechanical and thermal shock
- Patented catalytically activated fine particle filter prevents contamination for extended life and ensures precise voltage to the engine's emission control computer, while a second filter doubles protection against exhaust gas contamination, thereby increasing sensor life
- Prevents premature failure of the catalytic converter
- Snug fitting OE-style silicone boots ensure proper fit, function, and appearance
- Rigorously tested for perfect performance while saving money in fuel costs
Direct plug-in, no cutting or splicing required.
| Location: | Before Catalytic Converter |
|---|---|
| Type: | 3-wire, OE replacement |
| Quantity Sold: | Sold individually |
Fits the following 1988-1989 Mercedes Benz 300SE submodels:
- 1988-1989: Base; 6 Cyl 3.0L;
Availability:In stock
- List Price: $238.00
- Our Price: $68.87
- You Save: $169.13

Bosch Regular Class Oxygen Sensor provides submersible patented connection system that protects against contamination, withstands the effects of extreme temperatures, and engine vibration. Made to improve engine performance, prevents premature failure for catalytic converter, and reduces harmful emissions.
Specifications:
- 3-wire
- 25.6 in. wire length
- Heated
Features:
- Manufactured with a two-foot length sensor wire
- Uses a submersible patented connection system that protects against contamination and withstands the effects of extreme temperatures and engine vibration
- Posi-lock connectors that can be unscrewed and reconnected in case of a wiring mistake
Wire splicing required.
| Location: | Before Catalytic Converter |
|---|---|
| Type: | 3-wire, Minor modifications required |
| Quantity Sold: | Sold individually |
Fits the following 1990-1991 Mercedes Benz 300SE submodels:
- 1990-1991: Base; 6 Cyl 3.0L;
Availability:In stock
- List Price: $232.00
- Our Price: $108.33
- You Save: $123.67

Bosch Super Class Oxygen Sensor provides patented catalytically activated fine particle filter that prevents contamination for extended life and ensures precise voltage to the engine's emission control computer, while a second filter doubles protection against exhaust gas contamination that increase sensors life.
Specifications:
- 3-wire
- 29.7 in. wire length
- Heated
Features:
- Constructed of premium ceramic technology that incorporates Zirconium or Titania and Yttrium for superior protection against mechanical and thermal shock
- Patented catalytically activated fine particle filter prevents contamination for extended life and ensures precise voltage to the engine's emission control computer, while a second filter doubles protection against exhaust gas contamination, thereby increasing sensor life
- Prevents premature failure of the catalytic converter
- Snug fitting OE-style silicone boots ensure proper fit, function, and appearance
- Rigorously tested for perfect performance while saving money in fuel costs
Direct plug-in, no cutting or splicing required.
| Location: | Before Catalytic Converter |
|---|---|
| Type: | 3-wire, OE replacement |
| Quantity Sold: | Sold individually |
Fits the following 1990-1991 Mercedes Benz 300SE submodels:
- 1990-1991: Base; 6 Cyl 3.0L;
Availability:In stock
- List Price: $264.00
- Our Price: $110.95
- You Save: $153.05

The Bosch oxygen sensor utilizes a mix of zirconium and yttrium oxides and other elements to form a tough base that withstands the intense stress to which oxygen sensors are subjected. Each element is incredibly strong for best-in-class performance and maximum service life.
- OE-Equivalent.
- Direct fit for easy installation.
- OE Style connectors and wire lengths.
- Base ceramic probe of Zirconium and Yttrium.
- Patented Platinum Power Grid.
- Fine particle filter.
Installation Notes: Vehicles equipped with Air Fuel Ratio Sensors may look very similar to the Oxygen Sensor. Please confirm the correct part before ordering and if the connector does not match, do not install.
Warranty Information: 12 month - 12,000 mile limited warranty against defects in material and workmanship.
OE Type
| Type: | OE replacement |
|---|---|
| Quantity Sold: | Sold individually |
Fits the following 1990-1991 Mercedes Benz 300SE submodels:
- 1990-1991: All Submodels; All Engines;
Availability:In stock
- List Price: $240.00
- Our Price: $115.95
- You Save: $124.05

The Bosch oxygen sensor utilizes a mix of zirconium and yttrium oxides and other elements to form a tough base that withstands the intense stress to which oxygen sensors are subjected. Each element is incredibly strong for best-in-class performance and maximum service life.
- OE-Equivalent.
- Direct fit for easy installation.
- OE Style connectors and wire lengths.
- Base ceramic probe of Zirconium and Yttrium.
- Patented Platinum Power Grid.
- Fine particle filter.
Installation Notes: Vehicles equipped with Air Fuel Ratio Sensors may look very similar to the Oxygen Sensor. Please confirm the correct part before ordering and if the connector does not match, do not install.
Warranty Information: 12 month - 12,000 mile limited warranty against defects in material and workmanship.
| Type: | OE replacement |
|---|---|
| Quantity Sold: | Sold individually |
Fits the following 1988-1989 Mercedes Benz 300SE submodels:
- 1988-1989: All Submodels; All Engines;
Availability:In stock
- List Price: $268.00
- Our Price: $89.95
- You Save: $178.05

The Bosch oxygen sensor utilizes a mix of zirconium and yttrium oxides and other elements to form a tough base that withstands the intense stress to which oxygen sensors are subjected. Each element is incredibly strong for best-in-class performance and maximum service life.
- OE-Equivalent.
- Direct fit for easy installation.
- OE Style connectors and wire lengths.
- Base ceramic probe of Zirconium and Yttrium.
- Patented Platinum Power Grid.
- Fine particle filter.
Installation Notes: Vehicles equipped with Air Fuel Ratio Sensors may look very similar to the Oxygen Sensor. Please confirm the correct part before ordering and if the connector does not match, do not install.
Warranty Information: 12 month - 12,000 mile limited warranty against defects in material and workmanship.
Universal
| Type: | OE replacement |
|---|---|
| Quantity Sold: | Sold individually |
Fits the following 1990-1991 Mercedes Benz 300SE submodels:
- 1990-1991: All Submodels; All Engines;
Availability:In stock
- List Price: $240.00
- Our Price: $103.95
- You Save: $136.05

The Bosch oxygen sensor utilizes a mix of zirconium and yttrium oxides and other elements to form a tough base that withstands the intense stress to which oxygen sensors are subjected. Each element is incredibly strong for best-in-class performance and maximum service life.
- OE-Equivalent.
- Direct fit for easy installation.
- OE Style connectors and wire lengths.
- Base ceramic probe of Zirconium and Yttrium.
- Patented Platinum Power Grid.
- Fine particle filter.
Installation Notes: Vehicles equipped with Air Fuel Ratio Sensors may look very similar to the Oxygen Sensor. Please confirm the correct part before ordering and if the connector does not match, do not install.
Warranty Information: 12 month - 12,000 mile limited warranty against defects in material and workmanship.
| Fit Note: | 0.258.003.443 |
|---|---|
| Type: | OE replacement |
| Quantity Sold: | Sold individually |
Fits the following 1992-1993 Mercedes Benz 300SE submodels:
- 1992-1993: All Submodels; All Engines;
Availability:In stock
Featured Mercedes 300se Parts
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- Mercedes 300SE Headlight Lens
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- Mercedes 300SE Heater Core
- Mercedes 300SE Hood Pad
- Mercedes 300SE Idle Control Valve
- Mercedes 300SE Ignition Coil
- Mercedes 300SE Ignition Switch
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- Mercedes 300SE Knock Sensor
- Mercedes 300SE Master Cylinder
- Mercedes 300SE Mirror
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- Mercedes 300SE Spark Plug Wires
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- Mercedes 300SE Sway Bar Bushing
- Mercedes 300SE Tail Light
- Mercedes 300SE Tail Light Assembly
- Mercedes 300SE Tail Light Lens
- Mercedes 300SE Tie Rod Assembly
- Mercedes 300SE Timing Chain
- Mercedes 300SE Turn Signal Lens
- Mercedes 300SE Water Pump
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