MACE 12MM UPPER MANIFOLD INSULATOR KIT FOR HOLDEN RB30ET TURBO 3.0L I6
MACE ENGINEERING GROUP MACE 12MM UPPER MANIFOLD INSULATOR KIT TO SUIT HOLDEN RB30ET TURBO 3.0L I6 Vehicle Fitment: Calais VL, Commodore VL For further details, please refer to the vehicle fitment guide in the above image. Part Number: MI611 Exclusive to Mace Engineering, here we have our design-registered upper manifold insulator to suit Holden Commodores and similar platforms fitted with the RB30ET Turbo I6 engine. What are manifold insulators and what do they do? Manifold insulators