2026-09-15
Lexus LS 460 8-Plug V8 & LS 500h 6-Plug V6 Replacement Malaysia
LS 460 (1UR-FSE V8): 8 iridium plugs, right bank requires intake removal — total parts + labour. LS 500h (V35A-FTS V6): 6 iridium plugs. Replace every 100,000 km. Wrong plugs cause misfires that damage direct-injection catalysts.
LS Spark Plug Specs
- LS 460 1UR-FSE 4.6L V8: NGK ILFR6B iridium — 8 plugs — every 100,000 km
- LS 500h 3.5L V6 hybrid: NGK ILFR6B iridium — 6 plugs — every 100,000 km
- Flagship vehicle — use only NGK or Denso OEM iridium, not generic plugs