NGK Coil-on-Plug Boot for Lexus GS400 (1998–2000) is an OE-quality replacement that links the ignition coil and spark plug to prevent flashover and ignition faults. Constructed from premium silicone and supplied with internal springs and ferrite resistors, it suppresses RFI/EMI and meets strict OE tolerances to protect vehicle electronics. Replace the boot when changing spark plugs; limited lifetime warranty applies.
NGK Lexus GS400 2000-1998 Direct Ignition Coil Boot