{"product_id":"csf-vag-mqb-quadruple-pass-dsg-cooler-fits-left-right-side","title":"CSF VAG MQB Quadruple Pass DSG Cooler (Fits Left \u0026 Right side)","description":"\u003cp data-mce-fragment=\"1\"\u003eThe cooling ineffectiveness of the DSG Cooler can be explained after examining the stock cooling system design. \u003cbr data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eThe factory coolant routes out of the engine block, into a Y-piece where it splits into the engine water radiator and then into the DSG cooler. This DSG Cooler is surprisingly small and does not have the size or efficiency to exchange heat before it exits the cooler and routes to the DSG oil\/water heat exchanger.\u003c\/p\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/hekAdfol05E\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen=\"\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003cp data-mce-fragment=\"1\"\u003eIf the engine coolant is hot and the DSG oil is hot, which is the case when driving cars with a higher output than stock, spirited or track use, this hot coolant now has little to no cooling effect on the DSG oil and DSG temperatures begin to rise…\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eWith a high oil temperature, the DSG is at risk of becoming damaged. To help prevent damage the DSG will begin to lower the torque, increase shift times and in extreme circumstances gears can be lost. In the worst cases, costly damage to the gearbox can be caused. \u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eAfter extensive analysis and development, CSF has created a Quadruple Pass DSG Cooler gives an increased cooling performance over the stock item in a number of areas. \u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eStock Cooler: \u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e26mm 1-row core\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eCSF Quadruple Pass DSG Cooler\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003e2-row 42mm Core with CSF B-Tube Technology\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003eQuadruple Pass Design\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003eRemovable Rock Guard \u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003eFlow Area Increase = 42%\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003e\u003c\/span\u003eHeat Rejection Increase = 36%\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eFits both Right Side (DSG) and Left Side (Auxiliary Engine Water)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-mce-fragment=\"1\"\u003eThe CSF Quadruple Pass DSG Cooler uses a 2-row 42mm core, this utilises all of the available space. The B-tube design maximises the tube efficiency in all areas, this tube design is stronger than 0-tubes less material can be used for a lighter more efficient heat transfer whilst surface area inside the tube is increased by 15% over 0-tubes. \u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eThe Quadruple Pass design means coolant passes across the core four times before it exits maximising the time the radiator has to exchange heat for the coolest outlet temperature. \u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eThis unique design results in a flow area increase of 42% and a heat rejection increase of 36%. Helping to keep DSG temperatures consistently cooler for longer. The radiator also comes complete with a removable rock guard for improved longevity against rock hits\/debris.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eTESTING: CSF All-Aluminium Triple Pass Water Radiator \u0026amp; Quadruple Pass DSG Cooler on 500HP Track MK7R\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eThe customer reported that the DSG gearbox in his Golf R would begin to feel sluggish, shifting slowly and even entering a reduced power mode when pushing hard.  Once the CSF Quadruple Pass DSG cooler was fitted this problem was eliminated, testing has shown that the DSG oil temperature now rises and falls with the engine coolant temperature which in this test did not go above 100.5c. \u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eConclusion:  The CSF Quadruple Pass DSG Cooler keeps DSG temps well within ideal operating conditions. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eFits: 8V S3, 8S TT (2.0TSi), MK7 Golf R, 5F Leon Cupra.\u003c\/span\u003e\u003c\/p\u003e","brand":"CSF Europe","offers":[{"title":"Default Title","offer_id":48110581416210,"sku":"CSF-8132","price":348.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0809\/6684\/4690\/files\/Untitled_8e2e3a6e-d939-4dea-a7fc-a460333bdb9e.png?v=1708857927","url":"https:\/\/jxlperformance.co.uk\/ja\/products\/csf-vag-mqb-quadruple-pass-dsg-cooler-fits-left-right-side","provider":"JXL Performance","version":"1.0","type":"link"}