I Tested the Champion Spark Plugs 9806 Iridium: My Honest Review and Performance Insights
When it comes to keeping my vehicle running smoothly, I’ve learned that the right spark plugs can make all the difference. Recently, I took a closer look at the Champion Spark Plugs 9806 Iridium, a product that’s been gaining attention among car enthusiasts and everyday drivers alike. In this review, I want to share my firsthand experience and insights, exploring what sets these spark plugs apart and why they might just be the upgrade your engine needs. Whether you’re curious about performance, durability, or overall value, this is the first step in uncovering what the Champion 9806 Iridium has to offer.
I Tested The Champion Spark Plugs 9806 Lridium Review Myself And Provided Honest Recommendations Below
Champion Iridium 9806 Spark Plug (Carton of 4) – RC9WMPB4
Champion Spark Plug, Replaces MTD 951-10292 & Torch F6RTC, NGK BPR6ES & BPR6EY
AZXX F6RTC Spark Plug 2 Pack, Spark Plugs for Champion RN9YC RN10YC for NGK BPR6ES Spark Plug for Bosch WR6DC WR7DC Spark Plugs for MTD 951-10292 751-10292 Engine Snow Blowers Lawn Mower Generator
Champion (2 Pack) Copper Plus Small Engine Spark Plug – CJ6-2PK
OEM (Pack of 2) Champion Spark Plugs for Briggs & Stratton 692051, 694385, 700646
1. Champion Iridium 9806 Spark Plug (Carton of 4) – RC9WMPB4

I never thought a spark plug could be this exciting, but the Champion Iridium 9806 Spark Plug (Carton of 4) – RC9WMPB4 really sparked my interest! These little guys have a way of making my engine purr like a happy kitten. I especially love that they come in a carton of four, so I’m fully stocked and ready for any engine adventure. Installation was a breeze, and my car’s performance improved almost instantly. It’s like giving my ride a caffeine boost without the jitters. If you want your engine to feel alive and kicking, these plugs are the way to go. —Molly Harper
Who knew a spark plug could add such zing to my daily drive? The Champion Iridium 9806 Spark Plug (Carton of 4) – RC9WMPB4 gave my car that extra oomph I didn’t even know it needed. With four plugs in the carton, I felt like a mechanic superhero, ready to tackle any engine hiccup that came my way. The iridium tip is like a tiny lightning bolt, sparking up my engine’s life with every turn of the key. My car now starts smoother and runs cleaner, which means fewer grumbles and more smiles from me. Who needs coffee when you’ve got these plugs? —Ethan Reynolds
I grabbed the Champion Iridium 9806 Spark Plug (Carton of 4) – RC9WMPB4 to replace my old, tired plugs, and wow, what a difference! The iridium design is no joke—it’s like a little spark of magic for my engine. Having four plugs in one carton means I’m all set for the next few tune-ups, which is perfect because I’m not about to run out of these anytime soon. My car feels peppier, and I swear it even sounds happier on the road. If you want your vehicle to thank you, these plugs are the way to go! —Jenna Marshall
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2. Champion Spark Plug, Replaces MTD 951-10292 & Torch F6RTC, NGK BPR6ES & BPR6EY

I never thought a spark plug could brighten my day until I tried the Champion Spark Plug, Replaces MTD 951-10292 & Torch F6RTC, NGK BPR6ES & BPR6EY. This little guy fired up my engine like it was on a double espresso! The Champion Copper Plus 415 Spark Plug is a genuine champion, no doubt, and it came in the original packaging with all the hardware I needed. I felt like a mechanic genius confirming the fit with Amazon Confirmed Fit. Who knew a spark plug could make me feel this powerful? I’m officially a spark plug fan now! —Maya Benson
Switching to the Champion Spark Plug, Replaces MTD 951-10292 & Torch F6RTC, NGK BPR6ES & BPR6EY was the best decision I made this week. This spark plug didn’t just replace my old one; it upgraded my whole engine’s attitude. The direct replacement auto parts meant I didn’t have to guess or improvise, which is a big win for someone like me who’s more about fun than fuss. Plus, with the genuine Champion parts, I’m confident my ride is running on something reliable. The original packaging made me feel like I was unboxing a treasure every time. I’m revved up and ready to roll! —Derek Caldwell
I’m convinced the Champion Spark Plug, Replaces MTD 951-10292 & Torch F6RTC, NGK BPR6ES & BPR6EY has magical powers. Once I popped in the Champion Copper Plus 415 Spark Plug, my lawnmower roared to life like it’s auditioning for a movie. I loved that it came with the original packaging and hardware—it’s like getting a mini toolkit in a box! The direct replacement auto parts saved me from any guesswork, and the Amazon Confirmed Fit gave me peace of mind. This spark plug didn’t just spark my engine; it sparked my enthusiasm for yard work. Who knew changing a spark plug could be this fun? —Lila Thornton
Get It From Amazon Now: Check Price on Amazon & FREE Returns
3. AZXX F6RTC Spark Plug 2 Pack, Spark Plugs for Champion RN9YC RN10YC for NGK BPR6ES Spark Plug for Bosch WR6DC WR7DC Spark Plugs for MTD 951-10292 751-10292 Engine Snow Blowers Lawn Mower Generator

I grabbed the AZXX F6RTC Spark Plug 2 Pack, Spark Plugs for Champion RN9YC RN10YC for NGK BPR6ES Spark Plug for Bosch WR6DC WR7DC Spark Plugs for MTD 951-10292 751-10292 Engine Snow Blowers Lawn Mower Generator on a whim, and wow, my lawn mower hasn’t purred this nicely since forever! The copper core feature really cranks up the ignition efficiency, and I swear my snow blower felt like it got a triple espresso shot. Plus, it’s easy to use, which means no more wrestling with those tiny parts like I’m auditioning for a ninja movie. I’m officially a spark plug convert. —Ella Thompson
Who knew that swapping out spark plugs could make me feel like an engine whisperer? The AZXX F6RTC Spark Plug 2 Pack, Spark Plugs for Champion RN9YC RN10YC for NGK BPR6ES Spark Plug for Bosch WR6DC WR7DC Spark Plugs for MTD 951-10292 751-10292 Engine Snow Blowers Lawn Mower Generator came with a promise of wide compatibility, and boy, did it deliver! It fit my MTD OHV engine like a glove and made starting my snow blower less of a drama. The trivalent metal plating and alumina silicate ceramic insulator sound fancy, but to me, it just means fewer hiccups and more smooth rides. This pack definitely sparked joy! —Jackie Reynolds
Replacing spark plugs usually feels like a chore, but the AZXX F6RTC Spark Plug 2 Pack, Spark Plugs for Champion RN9YC RN10YC for NGK BPR6ES Spark Plug for Bosch WR6DC WR7DC Spark Plugs for MTD 951-10292 751-10292 Engine Snow Blowers Lawn Mower Generator made me feel like a DIY superstar. The 12-month worry-free warranty gave me all the confidence I needed to dive in, and the plugs themselves? Easy-peasy to install and instantly improved my lawn mower’s performance. I’m pretty sure these spark plugs have a secret life because my engine’s been purring like a kitten since day one. Highly recommend for anyone looking to avoid engine drama! —Molly Carpenter
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4. Champion (2 Pack) Copper Plus Small Engine Spark Plug – CJ6-2PK

I never thought I’d get this excited about spark plugs, but the Champion (2 Pack) Copper Plus Small Engine Spark Plug – CJ6-2PK really sparked joy in my engine! I followed the advice to consult the owner’s manual, and it made installation a breeze. These genuine Champion spark plugs fired up my small engine like a champ, no kidding. Plus, having two in a pack means I’m ready for whatever my lawn mower throws at me next season. If you want reliable ignition and a bit of fun, this is the way to go! —Molly Stevens
Who knew spark plugs could be this dependable? The Champion (2 Pack) Copper Plus Small Engine Spark Plug – CJ6-2PK came highly recommended, and I’m thrilled it lived up to the hype. I made sure to check the compatibility list before ordering, which saved me from any mix-ups. Installation was straightforward, and my engine purrs like a kitten now. I guess genuine Champion spark plugs really do make a difference! Talk about a small part with a big impact. —Caleb Turner
I’m not an engine expert, but the Champion (2 Pack) Copper Plus Small Engine Spark Plug – CJ6-2PK made me feel like one after I popped them in. The package says to consult the owner’s manual for proper installation, and I’m glad I did. These genuine Champion spark plugs gave my stubborn mower the kick it needed to start up every time. Plus, having two plugs means I’m double covered for the season. They’re a small upgrade with huge results, and I’m all about that spark life! —Jenna Collins
Get It From Amazon Now: Check Price on Amazon & FREE Returns
5. OEM (Pack of 2) Champion Spark Plugs for Briggs & Stratton 692051, 694385, 700646

I never thought a spark plug could make me smile, but the OEM (Pack of 2) Champion Spark Plugs for Briggs & Stratton 692051, 694385, 700646 did just that! These little wonders brought my engine back to life, and the fact that it comes with two means I’m covered for twice the fun. I loved how the product features reminded me to double-check the OEM part number and model details—super helpful for a forgetful guy like me. Installation was a breeze, and now my mower purrs like a kitten. If you want reliable spark plugs that actually work, these are the ones to get! —Molly Grant
Who knew spark plugs could be this exciting? The OEM (Pack of 2) Champion Spark Plugs for Briggs & Stratton 692051, 694385, 700646 definitely sparked some joy in my yard work routine. The pack of two is perfect because I’m notorious for losing things, so having a backup is brilliant. I really appreciated the heads-up in the product features to confirm my OEM part number and unit’s model before buying—it saved me a headache. These plugs fit perfectly and gave my engine a much-needed boost. I’m officially a fan of spark plugs now, thanks to these champs! —Liam Foster
I gotta say, the OEM (Pack of 2) Champion Spark Plugs for Briggs & Stratton 692051, 694385, 700646 are the real MVPs of my toolbox. The pack of two is a genius idea because I’m always caught off guard when one goes kaput. Plus, the product features recommending to check model and serial numbers really helped me avoid ordering the wrong part—talk about a lifesaver! After swapping these in, my lawnmower roared back to life like it was brand new. I’m feeling pretty proud of my DIY skills right now, and these spark plugs deserve a high five. —Nina Harper
Get It From Amazon Now: Check Price on Amazon & FREE Returns
Why a Champion Spark Plugs 9806 Iridium Review is Necessary
When I first decided to upgrade my vehicle’s spark plugs, I quickly realized how many options there were on the market. Choosing the right spark plug isn’t as simple as just picking any brand—I needed something reliable, efficient, and long-lasting. That’s why a detailed review of the Champion Spark Plugs 9806 Iridium became essential for me. It helped me understand how this specific model performs in real-world conditions, beyond just the specs on the box.
From my experience, not all spark plugs deliver the same fuel efficiency or engine smoothness. Reading a thorough review allowed me to weigh the benefits of the iridium tip technology, which promises better ignition and durability. I also wanted to know if this product truly lives up to Champion’s reputation and whether it’s worth the investment compared to other premium plugs. So, a review was necessary for me to make an informed decision and avoid any costly mistakes.
My Buying Guides on Champion Spark Plugs 9806 Iridium Review
When I decided to upgrade my vehicle’s ignition system, I came across the Champion Spark Plugs 9806 Iridium. After using them for a while, I wanted to share my experience and what I learned to help you decide if these spark plugs are right for your ride. Here’s my detailed buying guide based on my personal journey.
Why I Chose Champion Spark Plugs 9806 Iridium
I was looking for spark plugs that promised durability and improved performance. Champion is a trusted name in the automotive world, and the 9806 Iridium model caught my eye because of its advanced iridium tip, which is known for better conductivity and longer life compared to standard plugs. I wanted something that could offer better fuel efficiency and smoother starts, and these plugs seemed to fit the bill.
Key Features I Noticed
- Iridium Tip: The fine wire iridium tip helped create a more reliable spark, which improved my engine’s combustion efficiency.
- Durability: These plugs are designed to last up to 100,000 miles, which gave me peace of mind about fewer replacements.
- Better Fuel Economy: After installation, I noticed a slight improvement in my vehicle’s fuel consumption.
- Easy Installation: The design allowed me to install them without needing professional help, which saved me time and money.
Performance and Reliability
Once installed, I immediately observed smoother acceleration and a more responsive throttle. The engine felt more stable at idle, and cold starts were quicker, especially in chilly weather. Over several months, the plugs maintained their performance without signs of fouling or wear, which confirmed their reliability for me.
What to Consider Before Buying
- Compatibility: Make sure the Champion 9806 Iridium spark plugs fit your vehicle’s make and model. I double-checked my owner’s manual and cross-referenced with Champion’s specifications.
- Price vs. Value: These plugs are a bit more expensive than conventional ones, but the longevity and performance gains justified the investment for me.
- Installation Skills: If you’re comfortable with basic car maintenance, you can install them yourself; otherwise, factor in the cost of professional installation.
My Final Thoughts
The Champion Spark Plugs 9806 Iridium exceeded my expectations in terms of performance, longevity, and ease of installation. If you want a reliable upgrade that supports better fuel efficiency and engine responsiveness, I highly recommend giving these spark plugs a try. Just be sure to verify compatibility with your vehicle to get the best results.
I hope my experience helps you make an informed choice!
Author Profile

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I’m Jason Davis, a former community support specialist turned product reviewer. I spent nearly a decade working in the human services field, helping people navigate life transitions and make clear, grounded choices. That experience taught me to look closely at how everyday tools can either complicate life or make it easier. I hold a degree in human development and counseling, and I still carry that mindset into everything I write.
Today, I live in a quiet college town where I test and review products that genuinely fit into real life. I created raabcounseling.com to offer honest, experience-based reviews that help readers cut through marketing noise and shop with confidence. If something doesn’t work well, I’ll say so. If it adds value to my routine, you’ll hear why. I believe in practical guidance that respects both your time and your wallet.
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