Tein Flex Z Coilover Suspension Kit - 3 Series (G20) 53560-SMJ-003 The adapter has a 74mm

The adapter has a 74mm opening with MAP Sensor provision and transitions smoothly to the Ultra Race Intake Manifolds massive 90mm opening

Replacement Mugen air filter element for Mugen Intake kit

Used to add CAN communications to G4+/G4X Plugin ECU’s which have a 5 Pin CAN connector

Adjustable ignition delay compensation

Each faceplate is double sided with PSI on one side and BAR on the other

Tein Flex Z Coilover Suspension Kit - 3 Series (G20) 53560-SMJ-003 The adapter has a 74mmTein's flagship coilover, the Flex Z includes all the features you'd want on a suspension kit. 16 level damping adjustment, full ride height control and replacement top mounts make Flex Z the complete package. Highly durable, each Flex Z kit features thorough rust proofing and is made of high strength, highly durable steel for added peace of mind.