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- V-Twin performance spark plugs features a copper core electrode for a longer service life
- Nickel plated housing, 95% pure alumina insulator
- Heat crimping process to ensure a leak free seal
- Sold in pairs
- Fits:
- Sportster XL 1986-2022
- Twin Cam 1999-2017
- Replaces OEM: 32362-04A 6R12