When my trusty TJ started sputtering on the trail last month, I knew exactly where to look: the ignition coils. Choosing the right components is crucial for maintaining that legendary…
I remember the first time my Jeep Grand Cherokee started sputtering—that terrible misfire and rough idle that tells you the engine isn't happy. It turns out that a failing ignition…
I've spent years wrenching on the legendary Jeep 4.0L engine, and I know exactly how crucial the right spark plug is for keeping that inline-six running strong. If you own…
When it comes to keeping my Jeep Grand Cherokee running strong, I know that spark plugs are foundational to performance. Recently, I dove deep into finding the absolute best spark…
When my 2012 Ford Focus (the standard 2.0L model) started showing signs of sluggish acceleration and dips in fuel economy, I knew exactly where to look: the spark plugs. It’s…
I've spent countless hours wrenching on the legendary Jeep 4.0L inline-six, and I know how crucial good maintenance is for keeping that old workhorse running smoothly. If you own a…
I recently swapped out the plugs on my old WJ (that’s the 2004 Jeep Grand Cherokee chassis code) and noticed immediately how much smoother the idle became. Choosing the right…
I recently spent a lot of time dialing in the performance on my 2002 Jeep Grand Cherokee. Like any experienced owner knows, the quality of your spark plugs drastically affects…
I remember when I first tackled a tune-up on my old XJ—the legendary 4.0L inline-six engine is famously durable, but it’s incredibly particular about its spark plugs. Choosing the right…
If you own a 2000 Jeep Cherokee XJ with that legendary 4.0-liter straight-six engine, you know reliability is key. When my own XJ started feeling sluggish and misfiring under load,…