![Integrated Engineering Apex Suspension Kit | MK7 GTI · MK8 GTI E72 X6 ActiveHybrid 4.4L Turbo V8 [N63] A vacuum controlled butterfly valve](https://cdn.shopify.com/s/files/1/0635/0032/1015/files/IntegratedEngineeringApexSuspensionKitMK7GTI_MK8GTI.png?v=1752449431)
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A vacuum controlled butterfly valve is utilized to improve flow at wide-open throttle while keeping things civilized and "drone" free throughout
IE's performance EA837 ECU calibrations for the Audi B8/B8
Quick and easy
If you already have an IE intake installed on your vehicle
To make setting up a custom breather or catch can kit easy
Integrated Engineering Apex Suspension Kit | MK7 GTI · MK8 GTI E72 X6 ActiveHybrid 4.4L Turbo V8 [N63] A vacuum controlled butterfly valveThe complete iE Apex Suspension Kit lowers your stance, sharpens your handling, and transforms your FWD MK7 or MK8 into a corner carving machine. Engineered as a fully matched system, it combines aggressive progressive rate springs, track tuned sway bars, and bulletproof end links for maximum grip, flat cornering, and razor sharp response all without killing ride quality. Drop your stance and elevate your drive. iE Performance Lowering Springs deliver
