When the valves are in the'Closed mode' they will be open or closed depending on the vehicles factory programmed requirements. Not suitable for DIY Installation. Installation must be carried our by Awesome, or an approved Milltek Reseller. Please leave a note at checkout with desired choice of. Vehicle Choice(Right Hand Drive Vehicle or Left Hand Drive Vehicle).If this is the case you will be contacted within 24 hours. BMW M3 & M4 (F80/F82). Audi RS3 (8V) & TTRS (8S).
Tuning of OEM and Aftermarket ECU's utilising our two in house DynoDynamics rolling roads. Here at Wayside Performance we are vehicle tuning specialists. We thrive on making cars more powerful, sound better, handle like its on rails and all things in between. We have a complete range of performance upgrades for most makes and models with new items constantly being added. As well as our online store we also have a 2400HP capable 4WD DynoDynamics rolling road housed in a state-of-the-art dyno cell in Coventry.
This allows us to carry out ECU tuning and test many of the products available on our website. If you have any questions or queries please do not hesitate to contact our team. If there is a delay with your order for any reason you will be notified within 24 hours. To be eligible for a return, your item must be unused and in the same condition that you received it.It must also be in the original packaging and suitable for resale. Why Customer's love Us? "Item arrived quickly, no issues, will trade again for sure ".