VT#: 32-6691
V-Twin performance spark plugs features a copper core electrode for a longer service life, nickle plated housing, 95% pure alumina insulator and a heat crimping process to ensure a leak free seal.
FLT Tour Glide® 1999-UP
FXST Softail® 1999-UP
FLST Heritage Softail® 1999-UP
FXD Dyna Glide® 1999-UP
XL Sportster® 1986-UP
Replaces spark plug #6R12.