Radium Coolant Expansion Tank OEM location - Elise/Exige 06-11 (2ZZ-GE) NISSAN_S15 Ideal for custom plumbing setups

Ideal for custom plumbing setups where specific adapters are already on hand

it will not dry out or absorb water — making it easy to wipe clean and maintain in demanding motorsport environments

OEM hole mounting requires no permanent modifications

Material: CNC knife-cut Kevlar with Nitrile rubber bonding

AN ORB fittings use positive O-ring sealing rather than tapered threads — no PTFE paste or thread sealant required

Radium Coolant Expansion Tank OEM location - Elise/Exige 06-11 (2ZZ-GE) NISSAN_S15 Ideal for custom plumbing setupsDirect OEM replacement coolant expansion tank engineered by Radium Engineering for Lotus Elise and Exige (2006 2011) with 2ZZ GE engines. This CNC machined billet aluminum tank mounts in the factory location, replacing the restrictive plastic reservoir with a professional grade cooling solution designed for high performance applications. Compatibility Lotus Elise (2006 2011) with 2ZZ GE engine Lotus Exige (2006 2011) with 2ZZ GE engine Key Features