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Spark plug. Porsche 911 3.2L 1984-89 - 99917015790
99917015790/2
Vehicle Group
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
Information
Spark plug WR4CC.
The spark plug produces a precisely timed electrical spark inside the combustion chamber to ignite the air-fuel mixture. This process enables efficient combustion, smooth power delivery, and reliable engine performance.
Sold individually, 6 Required per engine.
Fits:
Porsche 911 3.2L Carrera 1984 - 1989
Non Catalyst.
Spark plugs are critical to engine efficiency, power delivery, and smooth running. Over time, heat and combustion stress can reduce spark quality, leading to misfires, hesitation, and increased fuel consumption. Replacing a worn plug with this OE Match unit helps restore proper ignition timing and reliable combustion performance.
Designed as a direct replacement, this spark plug installs easily with no modification required, making it ideal for routine servicing or replacement of individual plugs.
Function:
• Generates a consistent ignition spark for proper combustion
• Supports smooth idle and responsive throttle response
• Helps maintain fuel efficiency and stable engine operation
• Direct-fit replacement for straightforward installation
A worn or degraded spark plug can cause rough running, misfires, loss of power, and poor fuel economy. Using a correct OE Match spark plug ensures ignition performance remains consistent with factory expectations, helping preserve engine reliability and long-term efficiency.
When to replace:
• Engine misfires or uneven idle
• Reduced throttle response or hesitation Increased fuel consumption
• At manufacturer-recommended service intervals
• During routine tune-ups or ignition system servicing
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99917015790
The product you are viewing cross references to these numbers
The spark plug produces a precisely timed electrical spark inside the combustion chamber to ignite the air-fuel mixture. This process enables efficient combustion, smooth power delivery, and reliable engine performance.
Sold individually, 6 Required per engine.
Fits:
Porsche 911 3.2L Carrera 1984 - 1989
Non Catalyst.
Spark plugs are critical to engine efficiency, power delivery, and smooth running. Over time, heat and combustion stress can reduce spark quality, leading to misfires, hesitation, and increased fuel consumption. Replacing a worn plug with this OE Match unit helps restore proper ignition timing and reliable combustion performance.
Designed as a direct replacement, this spark plug installs easily with no modification required, making it ideal for routine servicing or replacement of individual plugs.
Function:
• Generates a consistent ignition spark for proper combustion
• Supports smooth idle and responsive throttle response
• Helps maintain fuel efficiency and stable engine operation
• Direct-fit replacement for straightforward installation
A worn or degraded spark plug can cause rough running, misfires, loss of power, and poor fuel economy. Using a correct OE Match spark plug ensures ignition performance remains consistent with factory expectations, helping preserve engine reliability and long-term efficiency.
When to replace:
• Engine misfires or uneven idle
• Reduced throttle response or hesitation Increased fuel consumption
• At manufacturer-recommended service intervals
• During routine tune-ups or ignition system servicing
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99917015790
99917015790
WR4CC
The product you are viewing cross references to these numbers
Price: €3.16
In stock
Related products
Vehicle Group
- Porsche 955 Cayenne 3.2L V6 2003-06
- Porsche 957 Cayenne 3.6L 2007-10
Information
Ignition Coil.
6 Required per engine. Price is for each.
Fits:
Porsche 955 Cayenne MKI V6 3.2L
Porsche 957 Cayenne MKII V6 3.6L
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95560210105
The product you are viewing cross references to these numbers
6 Required per engine. Price is for each.
Fits:
Porsche 955 Cayenne MKI V6 3.2L
Porsche 957 Cayenne MKII V6 3.6L
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95560210105
0 986 221 051
0986221051
0040102044
40102041
95560210100
95560210101
95560210102
95560210103
95560210104
95560210105
The product you are viewing cross references to these numbers
Price: €17.94
In stock
Vehicle Group
- Porsche 955 Cayenne S 4.5L V8 2003-06
- Porsche 955 Cayenne Turbo 4.5L 2003-06
- Porsche 955 Cayenne Turbo S 4.5L 2006>>
Information
Ignition coil.
8 Required per engine. Price is for each.
Fits:
Porsche 955 Cayenne S 4.5L
Porsche 955 Cayenne Turbo 4.5L
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
94860210422
The product you are viewing cross references to these numbers
8 Required per engine. Price is for each.
Fits:
Porsche 955 Cayenne S 4.5L
Porsche 955 Cayenne Turbo 4.5L
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
94860210422
94860210407
94860210409
94860210420
94860210421
94860210422
0040102002
0040102012
94860210400
94860210401
94860210403
94860210405
94860210407
94860210408
94860210409
94860210420
94860210421
94860210422
98060290400
98060290401
98060290403
The product you are viewing cross references to these numbers
Price: €24.00
In stock
Vehicle Group
- Porsche Boxster 986 2.5L 1997-99
- Porsche 996 C2 3.4L 1997-08/01
- Porsche 996 C4 3.4L 1997-08/01
- Porsche 955 Cayenne S 4.5L V8 2003-06
Information
Iridium Spark Plug, 14FR 7 LDU
This OE Match iridium spark plug features an iridium-tipped electrode, offering a finer and more consistent spark compared to standard spark plugs. The iridium construction improves ignition efficiency and provides increased resistance to wear, making it well suited to the operating demands of Porsche flat-six engines.
Sold individually, 6 required per engine
Fits:
Porsche 996 Carrera / 4 3.4L 08/1997 - 07/1999 (Engine M96.01)
Porsche Boxster 986 2.5L i 24V 08/1996 - 07/1999 (Engine M96.20)
Porsche Boxster 986 2.7L i 24V 08/1999 - 07/2002 (Engine M96.22)
Porsche Boxster S 986 3.2L i 24V 08/1999 - 07/2002 (Engine M96.21)
Porsche 955 Cayenne S 4.5L 05/2002 - 05/2006 (Engine M48.00)
Manufactured to OE-equivalent standards, this spark plug delivers correct thread dimensions, electrode geometry, and thermal characteristics required for stable combustion. It supports smooth idle, crisp throttle response, efficient fuel burn, and consistent power delivery throughout the rev range.
Designed as a direct replacement, this spark plug installs without modification and is ideal for routine servicing, tune-ups, or replacement of individual worn plugs while maintaining OE-equivalent ignition performance.
The spark plug generates a precisely timed electrical spark inside the combustion chamber to ignite the air-fuel mixture. This ignition process enables efficient combustion, smooth engine operation, and reliable power output.
Function:
• Produces a reliable ignition spark for efficient combustion
• Iridium electrode improves spark stability and durability
• Supports smooth idle and responsive acceleration
• Helps maintain fuel efficiency and controlled emissions
Spark plugs wear due to heat, combustion pressure, and electrical load. Worn plugs can cause misfires, rough idle, reduced performance, and increased fuel consumption. Replacing worn plugs with an OE Match iridium spark plug restores reliable ignition, balanced combustion, and smooth engine performance.
When to replace:
• Engine misfires or uneven idle
• Hesitation or reduced throttle response
• Increased fuel consumption
• At manufacturer-recommended service intervals
• During routine ignition system servicing
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99917020190
The product you are viewing cross references to these numbers
This OE Match iridium spark plug features an iridium-tipped electrode, offering a finer and more consistent spark compared to standard spark plugs. The iridium construction improves ignition efficiency and provides increased resistance to wear, making it well suited to the operating demands of Porsche flat-six engines.
Sold individually, 6 required per engine
Fits:
Porsche 996 Carrera / 4 3.4L 08/1997 - 07/1999 (Engine M96.01)
Porsche Boxster 986 2.5L i 24V 08/1996 - 07/1999 (Engine M96.20)
Porsche Boxster 986 2.7L i 24V 08/1999 - 07/2002 (Engine M96.22)
Porsche Boxster S 986 3.2L i 24V 08/1999 - 07/2002 (Engine M96.21)
Porsche 955 Cayenne S 4.5L 05/2002 - 05/2006 (Engine M48.00)
Manufactured to OE-equivalent standards, this spark plug delivers correct thread dimensions, electrode geometry, and thermal characteristics required for stable combustion. It supports smooth idle, crisp throttle response, efficient fuel burn, and consistent power delivery throughout the rev range.
Designed as a direct replacement, this spark plug installs without modification and is ideal for routine servicing, tune-ups, or replacement of individual worn plugs while maintaining OE-equivalent ignition performance.
The spark plug generates a precisely timed electrical spark inside the combustion chamber to ignite the air-fuel mixture. This ignition process enables efficient combustion, smooth engine operation, and reliable power output.
Function:
• Produces a reliable ignition spark for efficient combustion
• Iridium electrode improves spark stability and durability
• Supports smooth idle and responsive acceleration
• Helps maintain fuel efficiency and controlled emissions
Spark plugs wear due to heat, combustion pressure, and electrical load. Worn plugs can cause misfires, rough idle, reduced performance, and increased fuel consumption. Replacing worn plugs with an OE Match iridium spark plug restores reliable ignition, balanced combustion, and smooth engine performance.
When to replace:
• Engine misfires or uneven idle
• Hesitation or reduced throttle response
• Increased fuel consumption
• At manufacturer-recommended service intervals
• During routine ignition system servicing
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99917020190
99917020190
The product you are viewing cross references to these numbers
Price: €9.00
In stock