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Reliable 2008-2012 Mercedes-Benz C300 Spark Plug HYR5YADW | HYR Auto Parts

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6 pcs Iridium Platinum Spark Plugs for 2008-2012 Mercedes-Benz C300 HYR5YADW

Item#:HYR5YADW

Select your Mercedes-Benz C300 year

Quantity:

Orders ship within 1 business day. Estimated delivery dates apply. See our

Shipping Policy

for details.

2-Year Limited Warranty. Free replacement for defects in materials or workmanship. Misuse or improper installation not covered.

90-Day Hassle-Free Returns on all orders. No return shipping fees when your return meets our Return Policy requirements.

Product image 1

6 pcs Iridium Platinum Spark Plugs for 2008-2012 Mercedes-Benz C300 HYR5YADW

Quantity:

Specifications

Warranty

2-Year

Quantity

6

Material

Iridium + Platinum

Ground Electrode Tip Material

Platinum

Center Electrode Tip Material

Iridium

Heat Range

7

Gap Size (in)

0.027-0.031

Ground Configuration

Standard

Hex Size (in)

5/8

Installation Torque (N·M)

20-25

Insulator Height (mm)

50.5

Part Number

LKR7AIX

Reach (in)

1.04

Resistance (ohms)

5000

Seat Type

Flat

Thread Size

M12*1.25

Item Located

United States

Hex Size (in)

0.625

Part Number

LKR7AIX

Seat Type

Flat

Reach (in)

1.04

Gap Size (in)

0.027-0.031

Ground Configuration

Standard

Center Electrode Core Material

Platinum

Thread Diameter (mm)

12

Insulator Height (mm)

50.5

Manufacturer Heat Range

7

Note

Spark Plug Pre-Set Gap: 0.027-0.031 inches.

Replaces Part Number

93911

LKR7AIX

Compatibility

To verify fitmentAdd A Vehicle

Year	Make	Model	Engine	Note	Series
2006 - 2006	Mercedes-Benz	S350	V6 3.7L	6x Iridium & Platinum Spark Plugs	C216
2006 - 2007	Mercedes-Benz	C280	V6 3.0L	6x Iridium & Platinum Spark Plugs	W204
2006 - 2008	Mercedes-Benz	SLK280	V6 3.0L	6x Iridium & Platinum Spark Plugs	C216
2006 - 2009	Mercedes-Benz	C230	V6 2.5L	6x Iridium & Platinum Spark Plugs	W204
2006 - 2009	Mercedes-Benz	CLK350	V6 3.5L	6x Iridium & Platinum Spark Plugs	W204
2006 - 2011	Mercedes-Benz	C350	V6 3.5L	6x Iridium & Platinum Spark Plugs	W204
2006 - 2011	Mercedes-Benz	E350	V6 3.5L	6x Iridium & Platinum Spark Plugs	W211
2006 - 2011	Mercedes-Benz	ML350	V6 3.5L	6x Iridium & Platinum Spark Plugs	W211
2006 - 2011	Mercedes-Benz	R350	V6 3.5L	6x Iridium & Platinum Spark Plugs	W251
2007 - 2007	Mercedes-Benz	E280	V6 3.0L	6x Iridium & Platinum Spark Plugs	W211

Highlights

Product Description

This spark plug is designed to deliver reliable ignition and support smooth engine performance. Worn or fouled spark plugs can cause misfires, rough idle, reduced fuel efficiency, or hard starting. Replacing worn spark plugs helps restore proper combustion and consistent engine operation.

Built for reliable ignition performance, this spark plug delivers consistent spark under a wide range of driving conditions. Designed as a direct replacement for select vehicles, it offers proper fitment and straightforward installation.

Key Features & Benefits

Reliable Ignition Performance

Provides consistent spark for smooth engine operation.

Improved Engine Efficiency

Supports proper combustion for better fuel economy and performance.

Durable Construction

Built with high-quality materials for long service life.

Reduced Misfires and Rough Idle

Helps restore stable engine performance.

OE-Style Fit

Designed to match original equipment specifications.

Easy Installation

Direct replacement design for straightforward installation.