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Everything In Stock & Ships Fast!
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- shipping
- XLCH
- plug caps
- ironhead engine
- electrode tips
- prices
- aesthetic
- 1975
- Lowbrow
- performance

4316 Auto lite spark plugs
Great plugs, super fast shipping, kept me going down the road on a big trip, really appreciate it.

Great plugs
As described. Era specific, performance is excellent. 1975 Xlch

Sportster xl spark plugs
Perfect! Easy install gap .40

Plug review
The plugs are great. Have a good aesthetic and match the ironhead engine well. However, the electrode tips don't seem to be removable to fit my NGK plug caps. Lowbrow was awesome, easy to deal with, super quick shipping and great prices to boot!

Spark plugs
Work great fast shipping as usual
Ironhead spark plugs
Work great.
Need a spark
Wright size and good price
buying here from now on
went to the Harley dealership to get plugs for my ironhead, bought a few to have a few as spares. When i got home to install them, turned out they gave me the wrong plugs and they costed 3 times as much fml. Shop Low Brow !
Always good
Fast shipping everytime always helpful whenever there’s an issue!!
If you own an ironhead
If you own an ironhead you should keep a pile of these in your bag lol
Great spark plug
Worked out great
Awesome project
I ran around to the big box automarts looking for plugs and wasted my time. Ordered from Lowebrow and got just what I needed. Fast delivery
Works
Great spark, starts my bike fine.
LEGIT ****
Super impressed with the products and service!!!
plugs
perfect fit & hot spark.

LOWBROW CUSTOMS USA MANUFACTURING SCHOLARSHIPS
Here at Lowbrow Customs we believe strongly in supporting US manufacturing. We have created multiple annual scholarships, one with the Lincoln Electric Welding School and another with Tri-C (Cuyahoga Community College) for students in financial need who are pursuing workforce training. From TIG welding to machining, this is the backbone of manufacturing in the United States. Want to learn more?