BMW 325i Ignition Sensors

Your One-Stop Shop For Trusted BMW 325i Ignition Sensors

If you’re in search of BMW 325i Ignition Sensors aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 4 Ignition Sensors from top brands with prices ranging from $64.99 to $212.99.

Beyond great prices, we stock trusted brands manufacturing all types of Ignition Sensors for your BMW 325i.

And don’t forget to read customer reviews across all Ignition Sensors categories in our catalog. Buy with confidence by leveraging past customer experiences of our aftermarket and OEM parts.

At Advance Auto Parts, we don’t think top quality Ignition Sensors have to cost top dollar, and we prove it. Browse our top BMW 325i Ignition Sensors below, order online to ship to your home, or head into your nearest Advance Auto Parts location to get started.

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Essential BMW 325i Ignition Sensors

Carquest Premium – Knock Sensor (Part No.SBC4019)

Knock Sensor

from

$64.99
Carquest Knock Sensors respond to a wide range of engine knock frequencies providing accurate engine condition to the ECM for optimal ignition timing. Highest quality piezoceramic element manufactured to tight tolerances for increased durability. All Carquest Knock Sensors are designed to meet or exceed OEM specifications at our ISO TS16949 manufacturing facilities.

Product Features:
  • Precision piezoceramic element ensures accurate response to a wide range of engine vibrations
  • Manufactured using the highest quality OEM materials to ensure optimal performance and rugged durability
  • Designed to meet or exceed all OEM specifications in fit, form & function
  • Extensive product testing includes salt spray, high/low temperature impact, thermal cycling, vibration, drop among other tests, to ensure all sensors meet or exceed OEM specifications.
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Encore Automotive – Knock Sensor, Genuine OE (Part No.SKS-G30002)

Knock Sensor, Genuine OE

from

$153.99
Encore Automotive Genuine OE knock sensor detects excessive/unusual pulses caused by the engine ignition and makes proper adjustments to reduce the risk of damaging pistons. Encore Automotive is dedicated to bringing the latest original equipment technologies to the Aftermarket to provide the highest overall value.

Product Features:
  • Genuine OE Part
  • Highly accurate engine vibration detection
  • Excellent material quality
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Carquest Premium – Sunroof Relay (Part No.SBA8004)

Sunroof Relay

from

$161.99
Relays are electrical switches used to convert a small electrical load into a circuit capable of handling a high amperage load. Computers and small switches are not designed to carry the higher amperage requirement of a circuit that may have an electric motor, solenoid, or high amperage lighting fixture. Within a relay are contacts that are controlled with electromagnetism, when the circuit switch commands the device on or off, magnetism will pull or release the contact arm closing or opening the contacts within the relay that carry the voltage.

Product Features:
  • Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
  • Computer-Aided Design (CAD), laser scanning and 3D printing ¿ utilizing Fused Deposition Modeling (FDM) and Stereolithography (SLA) ¿ in the part design process ensures speed-to-market and a precise fit guaranteed.
  • Computer-Aided Design (CAD), laser scanning and 3D printing ┐ utilizing Fused Deposition Modeling (FDM) and Stereolithography (SLA) ┐ in the part design process ensures speed-to-market and a precise fit guaranteed.
  • Where applicable, robust circuit board design increases durability due to heat, shock, and random electro-magnetic pulses (EMP) and power spikes.
  • Tin plated lead frame prevents corrosion and ensures a reliable terminal connection under adverse ambient conditions.
  • 100% thermo-shock and vibration tested to ensure superior performance in extreme conditions.
  • 100% end-of-line tested to ensure accurate signal output providing product reliability, every time.
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Carquest Premium – Knock Sensor (Part No.SBC3898)

Knock Sensor

from

$212.99
Carquest Knock Sensors respond to a wide range of engine knock frequencies providing accurate engine condition to the ECM for optimal ignition timing. Highest quality piezoceramic element manufactured to tight tolerances for increased durability. All Carquest Knock Sensors are designed to meet or exceed OEM specifications at our ISO TS16949 manufacturing facilities.

Product Features:
  • Precision piezoceramic element ensures accurate response to a wide range of engine vibrations
  • Manufactured using the highest quality OEM materials to ensure optimal performance and rugged durability
  • Designed to meet or exceed all OEM specifications in fit, form & function
  • Extensive product testing includes salt spray, high/low temperature impact, thermal cycling, vibration, drop among other tests, to ensure all sensors meet or exceed OEM specifications.
See More

Ignition Sensors Brands You Can Trust For Your BMW 325i

2 trusted brands of Ignition Sensors line our shelves, ready to help keep your BMW 325i running smooth. Below are some of the most popular brands and their top Ignition Sensors offerings:

Most Purchased BMW 325i Ignition Sensors from Carquest Premium

When you buy the most frequently purchased Carquest Premium brand Ignition Sensors, you can be confident it will be the right part for your BMW 325i. Here are the Carquest Premium Ignition Sensors Advanced Auto customers buy the most:
Knock Sensor
from $212.99
This product is not rated
Knock Sensor
Knock Sensors
Sunroof Relay
from $161.99
This product is not rated
Sunroof Relay
Knock Sensors
Knock Sensor, Genuine OE
from $153.99
This product is not rated
Knock Sensor, Genuine OE
Knock Sensors

FAQs for BMW 325i Ignition Sensors

What are the most purchased Ignition Sensors for the BMW 325i?

Out of 4 Ignition Sensors for the BMW 325i, the most popular in our inventory are:
Knock Sensor
from $64.99
This product is not rated
Knock Sensor
Knock Sensors
Knock Sensor
from $212.99
This product is not rated
Knock Sensor
Knock Sensors
Knock Sensor, Genuine OE
from $153.99
This product is not rated
Knock Sensor, Genuine OE
Knock Sensors