Replacement Spark plug wires

Gotta-P

New member
I'm getting ready to replace my spark plugs for the first time in my 2004 TJ, is there anything I need to know before I start? I noticed the spark plugs appear to be under a rail, that I'm assuming contains the coil packs. Are there aftermarket spark plug wire sets for the 04 TJ 4.0L? I have been unable to find anything searching the local parts stores. Thanks...
 

You have been unable to find any because the coil pack houses everything. Only the boot sticks out. You should never need to replace the coil rack unless you get some kind of code saying it was bad.
 
Thanks! It's pretty odd the way the rail works, it's not like spark plug wires that clip onto the end of the spark plug, it's almost like the 4 bolts just hold the plug boots tight against the end of the spark plugs.
 
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