2026-09-15
Lexus RX 350/450h Spark Plug Replacement – 6 Iridium V6 Malaysia
The RX 350/450h V6 (2GR-FE/2GR-FXE) requires 6 iridium spark plugs every 100,000 km. Parts:; labour: (rear bank requires partial intake manifold removal). RX 270 (4-cyl 2AR-FE): 4 plugs at. Always replace all 6 plugs simultaneously on V6 models for consistent combustion.

RX Spark Plug Specs
- RX 350 2GR-FE/2GR-FKS 3.5L V6: NGK ILFR6B iridium — 6 plugs — every 60,000 km
- RX 450h 2GR-FXE 3.5L hybrid V6: NGK ILFR6B iridium — 6 plugs — every 60,000 km
- V6 has 6 plugs — some are accessed from underneath; budget for 1–1.5 hours labour
