Reviews Double Ground Spark Plugs

8 Piece Set of Bosch OEM Spark Plug # 0242135509 / YR7MPP33 / 7424 - Mercedes Benz #'s 0041591803

Laser welded Platinum inlay ground electrode provides 3X longer service life compared to standard copper plugs.
Fine wire Platinum firing pin for better ignitability and performance.
Unique 360 continuous laser weld fuses corrosion resistant Platinum firing pin to base.
Nickel-plated rolled threads provide superior resistance to corrosion and do not require anti-seize for installation.
Bosch Double Platinum spark plugs are pre-gapped at the factory and do not require a gap adjustment prior to installation.

EXTENDED CHANGE INTERVAL: The Autolite Iridium XP automotive replacement spark plug is engineered to last for up to 100,000 miles depending on engine....
FUEL EFFICIENCY: These spark plugs utilize a 0.6mm finewire iridium centerwire tip design with laser welded technology for maximum fuel efficiency.....
OPTIMAL PERFORMANCE: This replacement iridium spark plug provides better durability and a more focused ignition for better overall ignitabilty and....
AUTOLITE ADVANTAGE: Autolite has been producing spark plugs since 1936 making it one of the most trusted and reliable brands for your OE replacement....
CONSTRUCTION: Every iridium spark plug comes with a platinum protected ground wire for maximum efficiency in all ignition types including DIS systems....

【Dual Hole Testing & Protective Cover Protection】Spark plug tester has two spark plug socket,it can test two spark plugs (good spark plug & bad spark plug) at the same time.By comparing the spark intensities of the two spark plugs,judge the performance and ignition intensity of the spark plugs,and replace the broken spark plugs in time.The design of the protective cover can prevent you from the risk of electric shock during the test,which effectively guarantees your safety during the operation..
【0~6000rpm Working Frequency Adjustable & More Accurate Data】The automotive tools has a wide adjustment range of working frequency.By operating the rotary switch,you can adjust the working frequency in the range of 0~6000rpm,the higher the set frequency,the stronger the spark intensity.Spark plug tester can also simulate the work of the engine,restore the authenticity of the car rotate speed,save time and high efficiency,and the data is more accurate,which can better test the spark plug..
【High-Quality ABS Material With Impact Resistance & Heat Resistance】Ignition tester is made of high-quality ABS material,which has the characteristics of impact resistance and heat resistance.It can provide you with long-term service and reduce the cost caused....

50 percent longer life than traditional copper core spark plugs.
Exclusive Yttrium extruded copper core center electrode increases resistance to spark erosion.
Tapered, v-profile nickel chromium ground electrode for consistent performance and prolonged service life.

LONG REACHING SPARKPLUG SOCKETS: The ABN 3/8-inch drive Magnetic Socket Extension Spark Plug Extractor Set will help you install and remove deep-set spark plugs easily and quickly.
Set includes (1) 3/8 to 13/16-inch spark plug extension socket, (3) 3/8 to 5/8-inch swivel extension sockets, and (2) 9/16-inch socket adapters that fit your 3/8-inch square drive spark plug wrench or the included 5/8-inch extension sockets.
COMPATIBLE WITH YOUR VEHICLE: Fits your 3/8-inch drive spark plug wrench and ratchet tools (not included) and provides a secure grip on any 5/8-inch, 9/19-inch, or 13/16-inch diameter spark plug (not included).
5/8 inch spark plug sockets offer 4.25, 6, and 11-inch (10.8, 15.2, and 27.9 cm) extension to reach deep set spark plugs while the 9/16-inch socket adapters offer an extra 2.5 inches (6.4 cm) of extension.
The 13/16-inch socket has a 6-inch extension.
SECURE GRIP ON YOUR SPARK PLUGS: Most pieces in this magnetic spark plug socket set feature a 360-degree swivel from the lengthy extension bar to provide maximum flexibility when working.
Knurled grip allows for a comfortable and secure hold, while magnetic socket core holds and protects spark plugs for easy removal and installation to minimize the possibility of dropping and da....

Delivers twice the voltage to the spark plugs, increasing horsepower, fuel economy, and spark plug life..
Rotating cobalt magnets trigger a Hall Effect integrated circuit.
Epoxy molding makes our module impervious to dirt, oil, grease and moisture..
Fits PRESTOLITE DISTRIBUTORS # IAD-6002, IAD-6004, IAD-6004 2F, IAD-6004 2N & OTHERS . 4-CYLINDER, SINGLE POINT, 12-VOLT NEGATIVE GROUND..

Bosch premium spark plug: manufactured in Europe from one of the leading global automotive suppliers.
First-class spark plug technology: based on original equipment and engineered to the specific requirements of the engine.
Plugs easy to replace: factory-pre-set electrode gap, no adjustment necessary.
Bosch advices not to lubricate the thread. Requested tightening torque or angle see on package.
Excellent wear resistance: precious metal alloy at center and ground electrode.

G-Power Platinum Alloy Spark Plugs offer superior performance with improved fuel efficiency, lower emissions, and quicker starts.
0.6mm laser welded fine Platinum tip reduces required voltage ensuring high durability and a consistently stable spark.
Special configurations are used for the insulator noses to improve throttle response and prevent fouling with corrugated ribs on insulator to prevent flashover.
Platinum alloy ground and center electrode for greater spark while ensuring precise gap during the life of the plug.
Trivalent Metal Plating offers superior anti corrosion and anti seizing properties while the triple gasket seal eliminates combustion gas leakage.

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