What is the importance of proper maintenance of spark plugs for engine efficiency and performance on BMW 325i?

Maintaining spark plugs is important for engine efficiency and performance. It is recommended to replace spark plugs on vehicles made before 03/2007 after every sixty thousand miles, while those with platinum spark plugs have a longer life span. Use the correct type of plug to maintain the right condition of the spark plug as well as a healthy engine. Remove Ignition cools and engine covers; clean all debris from Spark Plug Recesses before pulling out old plugs. To avoid damaging them, use an extension bar and a spark plug socket through which they should be unscrewed slowly without much force on ceramic insulators. Find Engine Condition Indicators On Each Plug Such As Deposits On Insulator Nose: Weak Mixtures Shows White Clean Insulators Or Too Hot Plugs While Hard Black Deposits Represent Rich Mixtures Or Worn Out Engine Parts; Correct Mixture And Good Engine Condition Would Normally Lead To Light Tan Or Grayish Brown Deposits Upon Buying New Spark Plugs, Make Sure They Are The Right Type For Your Engine Which Are Mostly Multi-Electrode Types Adjusting Gaps Is Unnecessary On Such Plugs But If Single Electrode Plugs Are Used Gap Should Be Set According To Manufacturer's Specs Using Proper Tools Always cross thread by cleaning the threads and surfaces of your plug so that you do not get caught up in this mess later on when installing it back Tighten the plugs to specified torque using a torque wrench and a spark plug socket. Replace ignition coils.

Genuine BMW 325i Spark Plug

Ignition Spark Plug

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12 Spark Plugs found

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BMW 325i Spark Plugs
Part Number: 12120037607
$27.78 MSRP: $38.02
You Save: $10.24 (27%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: SPARK PLUG, HIGH POWER; Spark Plug
- Replaces: 12-12-0-141-871
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2001-2005 BMW 325i | Sedan M54 Engine(E46), Sedan M56 Engine(E46), Sedan(E46), Wagon M54 Engine(E46), Wagon M56 Engine(E46), Wagon(E46)
- 1992-1995 BMW 325i | Convertible(E36), Sedan(E36)
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BMW 325i Spark Plugs (UP TO 12/09)
Part Number: 12122158253
$19.61 MSRP: $30.96
You Save: $11.35 (37%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: SPARK PLUG, HIGH POWER; Spark Plug
- Replaces: 12-12-0-032-137, 12-12-0-035-915, 12-12-0-032-138
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2006 BMW 325i | Sedan(E90)
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BMW 325i Spark Plug, High Power
Part Number: 12120035915
$19.61 MSRP: $30.96
You Save: $11.35 (37%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Replaced by: 12122158253
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2006 BMW 325i | Sedan(E90)
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BMW 325i Spark Plug, High Power
Part Number: 12120032137
$19.61 MSRP: $30.96
You Save: $11.35 (37%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Replaced by: 12122158253
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2006 BMW 325i | Sedan(E90)
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BMW 325i Spark Plug
Part Number: 12129064619
$15.47 MSRP: $21.17
You Save: $5.70 (27%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 1992-1995 BMW 325i | Convertible(E36), Sedan(E36)
View related parts
BMW 325i Spark Plug, High Power
Part Number: 12120032138
$19.61 MSRP: $30.96
You Save: $11.35 (37%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Replaced by: 12122158253
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2006 BMW 325i | Sedan(E90)
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BMW 325i Spark Plug
Part Number: 12129063428
$15.47 MSRP: $21.17
You Save: $5.70 (27%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Replaces: 12-12-1-469-529
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 1992-1995 BMW 325i | Convertible(E36), Sedan(E36)
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BMW 325i Spark Plug, High Power
Part Number: 12120141871
$27.78 MSRP: $38.02
You Save: $10.24 (27%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Replaced by: 12120037607
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2001-2005 BMW 325i | Sedan M54 Engine(E46), Sedan M56 Engine(E46), Sedan(E46), Wagon M54 Engine(E46), Wagon M56 Engine(E46), Wagon(E46)
- 1992-1995 BMW 325i | Convertible(E36), Sedan(E36)
View related parts
BMW 325i Spark Plug
Part Number: 12129061869
$15.47 MSRP: $21.17
You Save: $5.70 (27%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Replaces: 12-12-1-714-751
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 1987-1992 BMW 325i | Convertible(E30), Coupe(E30), Sedan(E30)
View related parts
BMW 325i Spark Plug
Part Number: 12129064617
$15.47 MSRP: $21.17
You Save: $5.70 (27%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Replaces: 12-12-9-059-794
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 1992-1995 BMW 325i | Convertible(E36), Sedan(E36)
View related parts
BMW 325i Spark Plug
Part Number: 12121721895
Product Specifications
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 1987-1992 BMW 325i | Convertible(E30), Coupe(E30), Sedan(E30)
View related parts
BMW 325i Spark Plug, High Power
Part Number: 12129071003
Product Specifications
- Other Name: Spark Plug
- Replaces: 12-12-0-030-548
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2001-2005 BMW 325i | Sedan M54 Engine(E46), Sedan M56 Engine(E46), Sedan(E46), Wagon M54 Engine(E46), Wagon M56 Engine(E46), Wagon(E46)
- 1992-1995 BMW 325i | Convertible(E36), Sedan(E36)

BMW 325i Spark Plug

BMW Spark Plug is one of those basic parts that are crucial to the dependability of BMW 325i automobiles. As you may know, the Spark Plug's main function is to ignite the fuel/air mixture in the combustion chamber of the car's engine and thus properly combust it in order to return the power this Spark Plug requires to be created. There are Spark Plugs in copper core, platinum and iridium, each type having been developed for a particular 325i model; this should increase durability as well as performance. The design aspects of Spark Plugs including heat range and Spark Plug gap also describe the efficiency and reduction of any compromise to the BMW 325i's safety. Checking the condition of the Spark Plug now and then and quickly replacing it can be beneficial for the vehicle and its efficiency allowing BMW 325i to present an outstanding performance and fuel economy. Notably, the Spark Plug is unique in the market since the company adopts high-quality materials, and the engineering is satisfactory. Apart from the boost it provides to the 325i's performance, this detailing adds to the long-standing reliability and luxury of BMW's entry-level sedan and thus, Spark Plug is an unignorable part of the brilliance BMW 325i's engineering.

If you are looking for OEM BMW 325i Spark Plug, we highly recommend to shop with us. Not only do we offer budget friendly prices, but we also provide fast delivery. In addition, we have a hassle-free return policy on all genuine BMW 325i Spark Plug that come backed by the manufacturer's warranty.

BMW 325i Spark Plug Parts Questions & Experts Answers

Spark Plug, High Power
12120035915
Q: What is the importance of proper maintenance of spark plugs for engine efficiency and performance on BMW 325i?
A:
Maintaining spark plugs is important for engine efficiency and performance. It is recommended to replace spark plugs on vehicles made before 03/2007 after every sixty thousand miles, while those with platinum spark plugs have a longer life span. Use the correct type of plug to maintain the right condition of the spark plug as well as a healthy engine. Remove Ignition cools and engine covers; clean all debris from Spark Plug Recesses before pulling out old plugs. To avoid damaging them, use an extension bar and a spark plug socket through which they should be unscrewed slowly without much force on ceramic insulators. Find Engine Condition Indicators On Each Plug Such As Deposits On Insulator Nose: Weak Mixtures Shows White Clean Insulators Or Too Hot Plugs While Hard Black Deposits Represent Rich Mixtures Or Worn Out Engine Parts; Correct Mixture And Good Engine Condition Would Normally Lead To Light Tan Or Grayish Brown Deposits Upon Buying New Spark Plugs, Make Sure They Are The Right Type For Your Engine Which Are Mostly Multi-Electrode Types Adjusting Gaps Is Unnecessary On Such Plugs But If Single Electrode Plugs Are Used Gap Should Be Set According To Manufacturer's Specs Using Proper Tools Always cross thread by cleaning the threads and surfaces of your plug so that you do not get caught up in this mess later on when installing it back Tighten the plugs to specified torque using a torque wrench and a spark plug socket. Replace ignition coils.

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