{"product_id":"cts-turbo-diverter-valve-kit-mk7-gti-golf-r-8v-s3","title":"CTS Turbo Diverter Valve Kit for Volkswagen MK7 GTI, Golf R and Audi 8V S3","description":"\u003c!-- more --\u003e\n\u003cdiv style=\"max-width: 100%; line-height: 1.6; font-size: 16px;\"\u003e\n\u003cp\u003eUpgrade your factory diverter valve with the CTS Turbo Diverter Valve Kit for the Volkswagen MK7 GTI, Golf R and Audi 8V S3. The CTS DV was designed to improve boost reliability, throttle response, and long-term durability.\u003c\/p\u003e\n\u003cp\u003eThe factory electronic diverter valve can become a weak point on tuned or higher-boost applications due to diaphragm wear and plastic housing failure. This CTS Turbo DV replaces the factory valve with a billet piston-style design engineered for improved sealing, faster response, and greater reliability under increased boost pressure.\u003c\/p\u003e\n\u003ch3\u003eQuick Fitment Overview\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCompatible with Volkswagen MK7\/MK7.5 GTI, Golf R and Audi 8V\/8V.5 S3 \u003c\/li\u003e\n\u003cli\u003eBillet piston-style diverter valve upgrade\u003c\/li\u003e\n\u003cli\u003eImproves boost response and long-term reliability\u003c\/li\u003e\n\u003cli\u003eDirect-fit installation using factory electronic controls\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProduct Description\u003c\/h2\u003e\n\u003cp\u003eThe CTS Turbo Diverter Valve Kit for the Volkswagen MK7 GTI, Golf R and Audi 8V S3 is engineered to provide more consistent boost control and improved durability compared to the factory diverter valve setup. Designed for both stock and tuned MQB vehicles, this billet aluminum valve helps maintain boost pressure more effectively during aggressive driving and high-load conditions.\u003c\/p\u003e\n\u003cp\u003eUnlike the factory diaphragm-style design, the piston-style construction is built to withstand higher boost levels while delivering quicker valve response and improved reliability. This makes it an excellent upgrade for drivers running ECU tuning, upgraded turbochargers, or increased boost pressure.\u003c\/p\u003e\n\u003ch2\u003eKey Features and Benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCNC-machined billet aluminum construction\u003c\/li\u003e\n\u003cli\u003ePiston-style diverter valve design for improved durability\u003c\/li\u003e\n\u003cli\u003eMaintains factory electronic operation and integration\u003c\/li\u003e\n\u003cli\u003eImproves boost holding capability under increased pressure\u003c\/li\u003e\n\u003cli\u003eFaster valve response compared to factory diaphragm setup\u003c\/li\u003e\n\u003cli\u003eDesigned for stock and tuned EA888 Gen 3 applications\u003c\/li\u003e\n\u003cli\u003eDirect-fit installation using factory mounting locations\u003c\/li\u003e\n\u003cli\u003eImproves throttle response and boost consistency\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eVehicle Compatibility\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eAudi 8V\/8V.5 S3 (2015–2020)\u003c\/li\u003e\n\u003cli\u003eVolkswagen MK7\/MK7.5 GTI (2015–2021)\u003c\/li\u003e\n\u003cli\u003eVolkswagen MK7\/MK7.5 Golf R (2015–2019)\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eInstallation and Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eDirect bolt-on installation\u003c\/li\u003e\n\u003cli\u003eProfessional installation recommended\u003c\/li\u003e\n\u003cli\u003eNo tuning required for installation\u003c\/li\u003e\n\u003cli\u003eInspect boost hoses and turbo connections during installation\u003c\/li\u003e\n\u003cli\u003eEnsure proper electrical connection to factory harness\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eRecommended Upgrades\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHigh-flow air intake system\u003c\/li\u003e\n\u003cli\u003eTurbo inlet pipe\u003c\/li\u003e\n\u003cli\u003ePerformance intercooler\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eTurbo muffler delete\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003eQ: What does a diverter valve upgrade improve?\u003cbr\u003eA: It improves boost reliability, valve response, and long-term durability especially on tuned or higher-boost vehicles.\u003c\/p\u003e\n\u003cp\u003eQ: Does this require tuning?\u003cbr\u003eA: No. This diverter valve kit works with the factory electronic controls and does not require tuning.\u003c\/p\u003e\n\u003cp\u003eQ: Is this better than the factory diaphragm valve?\u003cbr\u003eA: Yes. The billet piston-style design is more durable and better suited for higher boost applications.\u003c\/p\u003e\n\u003ch2\u003eShop With Confidence\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eExpert fitment support available\u003c\/li\u003e\n\u003cli\u003eTrusted performance brands\u003c\/li\u003e\n\u003cli\u003eFast and free shipping\u003c\/li\u003e\n\u003cli\u003eWe not only price match but also beat our competitors’ prices\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/iI9UBahrie4?si=wJVs8UeCwouVVexK\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/h2\u003e\n\u003c\/div\u003e","brand":"CTS Turbo","offers":[{"title":"Default Title","offer_id":47099701100713,"sku":"DV-0002-3","price":199.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0808\/6673\/files\/CTSTurboDiverterValveKitforVolkswagenMK7GTI_GolfRandAudi8VS3-FASTuning.webp?v=1778979530","url":"https:\/\/www.fastuningstore.com\/products\/cts-turbo-diverter-valve-kit-mk7-gti-golf-r-8v-s3","provider":"FAS Tuning ","version":"1.0","type":"link"}