4x NGK CR9E Spark Plugs For Kawasaki ZX-6R Ninja 636 2003-2004

Time for a tune-up?

Grab this set of 4 brand new NGK CR9E spark plugs, specifically what you need for a Kawasaki ZX-6R Ninja 636 from the 2003 and 2004 model years.

NGK is pretty much the go-to brand for spark plugs, and these are the real deal, not some knock-offs.

They're built to give you reliable starts, smooth idling, and keep that engine running strong.

If your Ninja is feeling a little sluggish or not firing up quite like it used to, a fresh set of plugs is one of the first things to check.

These are a direct fit, so just pull out the old ones and gap these correctly before you install them.

It's a simple job that can make a big difference.

Get your bike running at its best again with these NGKs.