Toyota Lexus GS Series

2011-12 → 2020-07 · chassis ARL10,AWL10,GRL1#,GWL10 · catalogue 3321B0 · Japan

Supported model Data version 2021-03

Parts groups Model variants Characteristics Frame ranges Catalogue groups Illustration notes Newest parts Spec codes

Pipe Sub-assy, Water Outlet

PNC 16306 · 4 part lines in this catalogue

Drawn on 164733B, 165100B — open a drawing to see this group in context.

Part number	Fitment	Period	Status	List price
16306-31031	4GRFSE 2500CC 24-VALVE DOHC EFI GRL11	2011-12 → 2015-10	Superseded / ended 2015-10	¥5,700
16306-31050	2GR# GRL10,15,GWL10	2011-12 → 2015-10	Superseded / ended 2015-10	¥10,400
16306-31031	4GRFSE 2500CC 24-VALVE DOHC EFI GRL11	2015-10 → 2016-08	Superseded / ended 2016-08	¥5,700
16306-31050	2GRFXE 3500CC 24-VALVE DOHC EFI GWL10	2015-10 → 2020-07	Superseded / ended 2020-07	¥10,400

Several lines under one group is normal — they are the variants for different build periods, destinations and specifications. The fitment codes are what separate them.