Harley-Davidson SOFTAIL SLIM Spark Plugs
Genuine HD spark plugs and aftermarket alternatives that fit the SOFTAIL SLIM — all years. Select your year for exact fitment and pricing.
Genuine Harley-Davidson (1)
Aftermarket alternatives
Aftermarket spark plugs that fit the SOFTAIL SLIM. Genuine Harley-Davidson is listed above, not here.
V-Twin
SPARK PLUG AIR COOLED RETRO CONVERSION KIT
In stock
Iron Pass £48.41£56.95View
Ciro 3D
CIRO SPARK PLUG HUTS
In stock
Iron Pass £74.32£87.44View
Sumax
SUMAX 409 SERIES SPARK PLUG WIRE SETS
In stock
Iron Pass £110.31£129.78View
Sumax
SUMAX 409 SERIES SPARK PLUG WIRE SETS
In stock
Iron Pass £110.31£129.78View
Sumax
SUMAX PRO WIRE SPARK PLUG WIRE KITS
In stock
Iron Pass £68.41£80.48View
Sumax
SUMAX PRO WIRE SPARK PLUG WIRE KITS
In stock
Iron Pass £81.28£95.62View
Samwel Supplies
SPARK PLUG AIR COOLED RETRO CONVERSION KIT
In stock
Iron Pass £26.77£31.49View
Nology
NOLOGY SILVER SPARK PLUGS
In stock
Iron Pass £19.53£22.98View
Nology
NOLOGY SPARK PLUG WIRE SETS
In stock
Iron Pass £155.08£182.45View
Nology
NOLOGY SPARK PLUG WIRE SETS
In stock
Iron Pass £155.08£182.45View
Zodiac (Genuine Zodiac Products)
SPARK PLUG & HEAD BOLT COVERS
In stock
Iron Pass £50.10£58.94View