My other spark plugs were also iridium so I don't know why I changed them as iridium plugs outlast the engine life (500,000+ miles). These plugs went in easily. I also bought a spark plug remover/installer for $12. My 2004 Rav4 engine purrs like a kitten.
Upgrade Your Mazda MX-5 Miata With CravenSpeed'S USA-Made Door Bushings
39 Review
820Pcs Car Push Retainer Clips & Fasteners Assortment - Ford GM Toyota Honda Chrysler BMW Benz Nissan Subaru Audi Mazda
32 Review
Upgrade Your Driving Experience With Lunsom'S Automatic Shift Knob: High-Quality Metal Car Shifting With Push Button & Long Stick Gear Head In Black
38 Review
2007-2017 Jeep Wrangler JKU 4 Door Sunshade Mesh Top Cover - Durable UV Protection With US Flag Design - Voodonala
31 Review