# Mpulse SEN-2KNC0291 Ignition Knock Detonation Sensor for 2003-2008 Mazda 6

### Performance Overview

Mpulse offers the ultimate sensors on the market. The unmatched performance and precision coupled with longer lasting components make our sensors the go-to choice of tousands of reputed mechanical shops in North America. Certified, designed and tested by our certified engineers.This ignition Knock (Detonation) Sensor is listed for 2003-2008 Mazda 6. Please review the fitment chart before ordering.

### Key Features

-   Designed as a direct replacement ignition Knock (Detonation) Sensor for compatible vehicle applications
-   Built for dependable daily driving performance and consistent fitment
-   Application-specific design helps support proper installation and function

### Package include:

-   1x Ignition Knock (Detonation) Sensor

### Vehicle Fitment

**Fitment Summary:** 2003-2008 Mazda 6

-   2003-2008 Mazda 6 — Fitment Precision: 3.0L

### FAQ

**Will this fit my vehicle?**  
Please verify your year, make, model, position, fitment precision, and any notes using the compatibility list above before purchase.

**What part number is this?**  
The listed part number is SEN-2KNC0291.

**Is this product designed for direct replacement?**  
Yes. This product is intended to match compatible vehicle applications listed in the fitment section.

**Should I confirm fitment before ordering?**  
Yes. Always compare your original part, position, and vehicle details with the fitment chart before ordering.

### Common Searches

-   ignition Knock (Detonation) Sensor for Mazda 6
-   2003-2008 Mazda 6 ignition Knock (Detonation) Sensor
-   SEN-2KNC0291 fitment
-   Mpulse ignition Knock (Detonation) Sensor

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

2003

Mazda

6

3.0L

2004

Mazda

6

3.0L

2005

Mazda

6

3.0L

2006

Mazda

6

3.0L

2007

Mazda

6

3.0L

2008

Mazda

6

3.0L

## Details

- **Price:** 71.55 CAD
- **Vendor:** Mpulse
- **Type:** Ignition Knock Detonation Sensor
- **Tags:** 2003 Mazda 6, 2003-2008 Mazda 6 Ignition Knock Detonation Sensor, 2004 Mazda 6, 2005 Mazda 6, 2006 Mazda 6, 2007 Mazda 6, 2008 Mazda 6, 2KNC0291, 5S2376, AJ57-18-921, AJ57-18-921A, DKS659, ID0250, Ignition Knock Detonation Sensor, Ignition Knock Detonation Sensor for 2003 Mazda 6, Ignition Knock Detonation Sensor for Mazda 6, Ignition sensor, KS219, Mpulse, Mpulse SEN-2KNC0291 Ignition Knock Detonation Sensor, replacement auto part, replacement SEN-2KNC0291 Ignition Knock Detonation Sensor, S8819, SEN-2KNC0291, vehicle fitment

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 71.55 CAD | In stock |

## Images

- Mpulse_Ignition Knock Detonation Sensor_SEN-2KNC0291

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> Source: [Standard Auto Part](www.standardautopart.com/products/ignition-knock-detonation-sensor-for-2003-2008-mazda-6-3-0l-sen-2knc0291)
> Updated: 2026-06-09