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Ignition coils packs (PACK OF 6). Porsche 996 / Boxster 986 / Boxster 987 / 996 GT3 MKII › 99760210405
- Porsche Boxster 986 2.7L 2003-04
- Porsche Boxster S 986 3.2L 2003-04
- Porsche Boxster 987 2.7L 2005-08/08
- Porsche Boxster 987 S 3.2/3.4L 2005-08/08
- Porsche 996 C2 3.6L 09/01-2005
- Porsche 996 C4 3.6L 09/01-2005
- Porsche 996 C4S 3.6L 09/01-2005
- Porsche 996 TURBO 2000-05
- Porsche 996 GT2 2001-05
- Porsche 996 GT3 MKI 1999-02
- Porsche 996 GT3 MKII 2003>>
- Porsche 996 GT3 RS 2003-04
- Porsche 997 MK1 Carrera 2 3.6L 2005-08
- Porsche 997 MK1 Carrera 2S 3.8L 2005-08
- Porsche 997 MK1 Carrera 4 3.6L 2005-08
- Porsche 997 MK1 Carrera 4S 3.8L 2005-08
- Porsche 997 MK1 TURBO 2007-09
- Porsche 997 MK1 GT3 / GT3 RS 2007-09
- Porsche 997 MK1 GT2 2007-09
- Porsche Cayman 2.7L 987C 2006-08
- Porsche Cayman S 3.4L 987C 2005-08
The 99760210405 is the individual coil module used on the Porsche M96 and M97 M-series engines in many 986/996/987/early 997 cars. Normally should be replaced as a set of six coils (one per cylinder)
Why these coils should be replaced
Age / thermal breakdown: coils are exposed to heat cycles and can develop internal insulation breakdown or hairline cracks in the housing. Over time this causes weak or leaking high voltage and intermittent sparks.
Misfire symptoms: a failing coil will cause single-cylinder misfires (P030x codes), rough idle, reduced power, increased fuel consumption and catalytic converter heating/damage if left. These are the most common reasons owners replace coils.
Carbon tracking / cracking: visible cracks or carbon tracking on the coil boot can provide a leakage path for spark, reducing performance and causing intermittent faults.
Connector / wiring issues: corroded or loose coil connectors can mimic coil failures; inspect connectors when replacing coils.
Fits:
Porsche 996 3.6L Inc C2 / C4 / C4S
Porsche 986 Boxster 2.7L / 3.2L 2003>>
Porsche 996 GT3 MKI
Porsche 996 GT3 MKII
Porsche 996 Turbo
Porsche 987 Boxster 2.7L / 3.2L
Porsche 987C Cayman 2.7L / 3.4L
Porsche 997 3.6L, 3.8L / 997 GT3
Common issues reported in practice
One or more cylinders misfire when the engine is hot but behave quite normally when cold (typical of internal coil failure or heat-sensitive cracks). Cracked coil housings on Boxster/996 cars, owners often replace the entire set for reliability. After a spark plug change, misfires appear because weakened coils can fail once higher-voltage plugs are installed; this is a frequently reported pattern.How to diagnose (practical steps)
Read codes: P0300 / P0301–P0306 point to misfires; note which cylinder is affected.Swap test: swap the suspected coil with another cylinder’s coil — if the misfire follows the coil, the coil is bad. (Common, quick field test used by owners.)Measure resistance: check primary and secondary coil resistances at ~20°C and compare to the ranges above.Visual inspection: look for cracks, carbon tracking, oil ingress, or damaged boots/connectors.Oscilloscope / HV probe: for deeper diagnosis a scope or HV probe can show spark energy, but most DIY diagnostics use swap + resistance checks.Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99760210405
The product you are viewing cross references to these numbers
This kit is comprised of the following items:
- Porsche 958 Cayenne S V6 3.0L Hybrid (380Hp) 2010-17
- Porsche 970.1 Panamera S Hybrid V6 3.0L 2011-13
- Porsche 970.2 Panamera S E-Hybrid V6 3.0L (416Hp) 2014-16
The Bosch spark plug 0 242 245 576 is an OEM-quality ignition component designed for the Porsche 958 Cayenne 3.0L V6 Hybrid and 970 Panamera 3.0L Hybrid. Manufactured as a direct replacement for Porsche part 95817022190, this spark plug delivers reliable ignition, efficient combustion, and smooth engine performance.
Sold individually, 6 required per engine
Fits:
Porsche 958 Cayenne 3.0L V6 Hybrid 2011 - 2018 M06.EC
Porsche 970 Panamera 3.0L Hybrid 2010 - 2016
Spark plugs create the electrical spark required to ignite the air-fuel mixture inside each cylinder. Correctly specified plugs help maintain stable idle, responsive acceleration, reliable starting, fuel efficiency, and low emissions. Worn plugs can cause misfires, rough running, poor fuel economy, and reduced performance.
Key Features & Benefits
• Genuine Bosch manufacture
• Direct replacement for Porsche 95817022190
• Bosch reference 0 242 245 576
• Supports smooth combustion and reliable starting
• Helps maintain performance, fuel economy, and emissions control
Why Replacing Spark Plugs Matters
Spark plugs naturally wear over time, reducing the strength and consistency of the ignition spark. Replacing them at the recommended service interval helps restore engine performance, improve fuel efficiency, reduce emissions, and ensure reliable starting in all driving conditions.
When to Replace Spark Plugs
• At the manufacturer's recommended service interval
• If the engine misfires or idles roughly
• Poor fuel economy
• Difficult starting or hesitation under acceleration
• Reduced engine performance
• During a scheduled ignition system service
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95817022190
The product you are viewing cross references to these numbers
- Porsche 958 Cayenne S V6 3.0L Hybrid (380Hp) 2010-17
- Porsche 970.1 Panamera S Hybrid V6 3.0L 2011-13
- Porsche 970.2 Panamera S E-Hybrid V6 3.0L (416Hp) 2014-16
The OE Match Spark Plug is a premium-quality replacement ignition component designed to deliver reliable spark ignition and efficient combustion in compatible Porsche petrol engines. Manufactured to OE specifications for fit, heat range and performance, this spark plug provides consistent ignition of the air and fuel mixture, helping to maximise engine power, fuel efficiency and emissions performance.
x6 Required Per Engine.
Sold Each.
Fits:
Porsche 958 Cayenne 3.0L V6 Hybrid 2011 - 2018 M06.EC
Porsche 970 Panamera 3.0L Hybrid 2010 - 2016
Manufactured using a high-strength steel shell, precision-engineered centre electrode and premium ceramic insulator, the spark plug is built to withstand extreme combustion temperatures, high cylinder pressures and repeated ignition cycles. Its corrosion-resistant construction and accurate electrode gap ensure dependable spark performance and long service life. Designed for direct OE-style installation, it integrates seamlessly with the original ignition system, making it the ideal replacement during scheduled servicing or engine maintenance.
What This Product Does:
- Produces the spark required to ignite the air and fuel mixture.
- Supports efficient and complete combustion.
- Promotes smooth engine performance and responsive acceleration.
- Helps maximise fuel economy.
- Reduces exhaust emissions through efficient combustion.
- Provides reliable cold and hot engine starting.
- Restores factory ignition performance.
- Forms an essential part of the engine ignition system.
Symptoms Of Wear Or Failure:
- Engine misfires.
- Rough or uneven idle.
- Reduced engine power or acceleration.
- Increased fuel consumption.
- Difficult starting or extended cranking.
- Hesitation during acceleration.
- Illuminated engine management or check engine warning light.
- Poor throttle response.
- Excessive exhaust emissions.
- Worn, fouled or damaged electrodes.
Why Replacement Matters:
- Spark plugs are exposed to extremely high combustion temperatures and electrical loads every time the engine runs. Over time, the electrodes naturally wear, deposits can accumulate on the firing tip and the spark gap gradually increases, reducing ignition efficiency.
- A worn spark plug can lead to incomplete combustion, engine misfires, rough running and increased fuel consumption. Continued operation with deteriorated spark plugs can also place additional strain on the ignition coils and allow unburnt fuel to enter the exhaust system, potentially shortening the life of the catalytic converter.
- Replacing worn spark plugs at the recommended service interval restores optimum combustion, smooth engine operation and reliable starting performance. The OE Match Spark Plug is manufactured to OE standards to provide factory-style fitment, dependable ignition performance and long-lasting durability, helping maintain the performance, efficiency and reliability expected from your Porsche.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95817022190
The product you are viewing cross references to these numbers
- Porsche 958 Cayenne S V6 3.0L Hybrid (380Hp) 2010-17
- Porsche 970.1 Panamera S Hybrid V6 3.0L 2011-13
- Porsche 970.2 Panamera S E-Hybrid V6 3.0L (416Hp) 2014-16
This Bosch spark plug set (pack of 6) provides a complete ignition service kit for the Porsche 958 Cayenne 3.0L V6 Hybrid and 970 Panamera 3.0L Hybrid. Manufactured to OE-quality standards, these spark plugs deliver reliable ignition, efficient combustion, smooth starting, and consistent engine performance.
PACK OF 6
Fits:
Porsche 958 Cayenne 3.0L V6 Hybrid 2011 - 2018 M06.EC
Porsche 970 Panamera 3.0L Hybrid 2010 - 2016
Spark plugs ignite the air-fuel mixture inside each cylinder, helping maintain stable idle, responsive acceleration, fuel efficiency, and emissions control. Replacing all six plugs together ensures balanced ignition performance across the full V6 engine.
Key Features
• Genuine Bosch spark plugs
• Complete pack of 6
• Bosch reference 0 242 245 576
• OE replacement for 95817022190
• Suitable for full V6 engine service
Why Replacing Spark Plugs Matters
Spark plugs are essential components of the ignition system, producing the spark that ignites the air-fuel mixture in each cylinder. Over time, the electrodes wear through normal use, reducing ignition efficiency and combustion quality. Replacing worn spark plugs helps restore smooth engine operation, improve fuel economy, maintain engine performance, reduce exhaust emissions, and ensure reliable starting. Installing a complete new set also promotes balanced combustion across all cylinders, helping to protect ignition coils and other engine components from unnecessary strain.
When to Replace Spark Plugs
• At the Porsche-recommended service interval
• During a scheduled major service
• If the engine misfires or runs roughly
• When experiencing difficult starting or poor cold-start performance
• If fuel economy has noticeably decreased
• When acceleration feels sluggish or engine performance has declined
• If the check engine light indicates an ignition-related fault
• Whenever spark plugs show excessive wear, fouling, or damage during inspection
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95817022190
The product you are viewing cross references to these numbers
This kit is comprised of the following items:
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