yes, you can use a dh61 vvti non turbo ignitor. you can also use a ds62 ignitor, but since you probably have the dh61 just use that.
1995 Lexus SC300 5spd Na-T ( TT Ecu Mod + a few others)
2003 Lexus GX470 AWD (Lifted w/285's on Tundra wheels)
Before doing any business with Lextech Lighting, note they are not a CL vendor.
Please read one of the current review threads about them
Then see current CL vendors for your cluster and lighting services!!!