Denso (5304) IK20 Iridium Spark Plug, Pack of 1 Automotive Parts and Accessories (Denso)
List Price: $10.95 Price: $8.00 You Save:$2.95 (27%)
Long life and high reliability
Excellent acceleration and performance
Low fuel consumption
Denso (5303) IK16 Iridium Spark Plug, Pack of 1 Automotive Parts and Accessories (Denso)
List Price: $10.95 Price: $7.50 You Save:$3.45 (32%)
NGK (5464) BKR5EIX-11 Iridium IX Spark Plug, Pack of 1 Automotive Parts and Accessories (NGK)
List Price: $10.50 Price: $2.79 You Save:$7.71 (73%)
Iridium alloy has extremely high melting point, perfect for today?s high-tech, high-performance engines
Fine Iridium tip ensures high durability
Features superior anti-corrosion and anti-seizing properties
Bosch (4503) FGR7DQI Platinum IR Fusion Spark Plug, Pack of 1 Automotive Parts and Accessories (Bosch)
List Price: $52.15 Price: $4.69 You Save:$47.46 (91%)
Revolutionary surface air gap firing technology featuring Bosch's unique four ground electrode design delivers the most powerful spark for the most efficient combustion and optimum horsepower without increasing the voltage requirement
Fusion's voltage requirement increases less over time versus other iridium plugs for longer reliable performance of the vehicle's ignition system
Four yttrium enhanced ground electrodes resist spark plug wear and oxidation for exceptional performance life
Pulstar be1i Iridium Pulse Spark Plug, Pack of 1 Automotive Parts and Accessories (Pulstar)
List Price: $13.95 Price: $11.99 You Save:$1.96 (14%)
Up to 12% more horsepower and torque allows for higher towing capacity and overall power
Better throttle response, quicker ignition and improved cold starts
A lifetime limited warranty
152 Replacing Air Filter and Sparkplug in Isuzu Trooper
Both plugs and filter were quite dirty. Should run a lot better now.