{"product_id":"gfb-mach-2-t9125-diverter-valve-vag-1-8t-2-7t-e-g-a3-8l-tt-8n-golf-mk4","title":"GFB Mach 2 T9125 Diverter Valve - VAG 1.8T 2.7T (eg A3 8L, TT 8N, Golf Mk4)","description":"\u003cp data-start=\"222\" data-end=\"547\"\u003eGFB Mach 2 T9125 \u003cstrong data-start=\"259\" data-end=\"292\"\u003emechanical diverter valve\u003c\/strong\u003e, designed for classic VAG Group \u003cstrong data-start=\"340\" data-end=\"356\"\u003e1.8T and 2.7T\u003c\/strong\u003e turbocharged engines. The valve replaces the original plastic bypass valve with a more durable and better-sealing structure, improving boost pressure control and throttle response.\u003c\/p\u003e\n\u003cp data-start=\"549\" data-end=\"841\"\u003eThe Mach 2 model is \u003cstrong data-start=\"566\" data-end=\"597\"\u003epre-tensioned and adjustable\u003c\/strong\u003e, making it suitable for both standard and tuned engines. It maintains a recirculating operating principle, meaning air is returned to the intake side – no disruptive blow-off sounds, just efficient and reliable operation.\u003c\/p\u003e\n\u003ch3 data-start=\"848\" data-end=\"868\"\u003e\u003cstrong data-start=\"852\" data-end=\"868\"\u003eFeatures\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"870\" data-end=\"1132\"\u003eImproves boost pressure control\u003cbr data-start=\"900\" data-end=\"903\"\u003eFaster throttle response\u003cbr data-start=\"934\" data-end=\"937\"\u003eBetter sealing than OEM valve\u003cbr data-start=\"974\" data-end=\"977\"\u003eAdjustable spring tension for various power levels\u003cbr data-start=\"1018\" data-end=\"1021\"\u003eDurable CNC-machined construction\u003cbr data-start=\"1052\" data-end=\"1055\"\u003eDoes not cause fault codes or running issues\u003cbr data-start=\"1096\" data-end=\"1099\"\u003eBolt-on installation without modifications\u003c\/p\u003e\n\u003ch3 data-start=\"1139\" data-end=\"1158\"\u003e\u003cstrong data-start=\"1143\" data-end=\"1158\"\u003eProduct Information\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1160\" data-end=\"1366\"\u003e\n\n\u003cli data-start=\"1160\" data-end=\"1199\"\u003e\n\n\u003cp data-start=\"1162\" data-end=\"1199\"\u003eGFB Mach 2 T9125 diverter valve\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"1200\" data-end=\"1242\"\u003e\n\n\u003cp data-start=\"1202\" data-end=\"1242\"\u003eMechanical, spring-loaded design\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"1243\" data-end=\"1300\"\u003e\n\n\u003cp data-start=\"1245\" data-end=\"1300\"\u003eRecirculating operation (air returned to intake side)\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"1301\" data-end=\"1333\"\u003e\n\n\u003cp data-start=\"1303\" data-end=\"1333\"\u003eAdjustable for different boost pressures\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli data-start=\"1334\" data-end=\"1366\"\u003e\n\n\u003cp data-start=\"1336\" data-end=\"1366\"\u003eNo software changes required\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eCompatibility:\u003c\/span\u003e\u003c\/p\u003e\n\u003ch6\u003e\u003cspan\u003eAudi A3 8L 110kw engine AWD 1996\/1-2003\/12\u003cbr\u003eAudi A3 8L1 110kw petrol engine AWD 1996\/12-2003\/05\u003cbr\u003eAudi A3 8L1 110kw petrol engine FWD 1996\/12-2003\/05\u003cbr\u003eAudi A3 8L1 132kw petrol engine AWD 1998\/10-2003\/05\u003cbr\u003eAudi A3 8L1 132kw petrol engine FWD 1998\/12-2003\/05\u003cbr\u003eAudi A3 8L1 154kw petrol engine AWD 1999\/03-2002\/04\u003cbr\u003eAudi A3 8L1 165kw petrol engine AWD 2001\/10-2003\/05\u003cbr\u003e\u003cbr\u003eAudi A4 8D2, B5 110kw petrol engine AWD 1995\/01-2000\/11\u003cbr\u003eAudi A4 8D2, B5 110kw petrol engine FWD 1995\/01-2000\/11\u003cbr\u003eAudi A4 8D2, B5 125kw petrol engine 2000\/05-2000\/09\u003cbr\u003eAudi A4 8D2, B5 132kw petrol engine AWD 1997\/12-2000\/11\u003cbr\u003eAudi A4 8D2, B5 132kw petrol engine FWD 1997\/12-2000\/11\u003cbr\u003eAudi A4 8D2, B5 169kw petrol engine AWD 1999\/02-2000\/09\u003cbr\u003eAudi A4 8D2, B5 187kw petrol engine 1997\/10-1998\/12\u003cbr\u003eAudi A4 8D2, B5 195kw petrol engine AWD 1997\/09-2001\/09\u003cbr\u003eAudi A4 Avant 8D5, B5 110kw petrol engine AWD 1996\/01-2001\/09\u003cbr\u003eAudi A4 Avant 8D5, B5 110kw petrol engine FWD 1996\/03-2001\/09\u003cbr\u003eAudi A4 Avant 8D5, B5 132kw petrol engine AWD 1997\/12-2001\/09\u003cbr\u003eAudi A4 Avant 8D5, B5 132kw petrol engine FWD 1997\/12-2001\/09\u003cbr\u003eAudi A4 Avant 8D5, B5 195kw petrol engine AWD 1997\/09-2001\/09\u003cbr\u003eAudi A4 Avant 8D5, B5 280kw petrol engine AWD 2000\/05-2001\/09\u003cbr\u003e\u003cbr\u003eAudi A4 8E2, B6 110kw petrol engine AWD 2000\/11-2002\/07\u003cbr\u003eAudi A4 8E2, B6 110kw petrol engine FWD 2000\/11-2002\/07\u003cbr\u003eAudi A4 8E2, B6 120kw petrol engine AWD 2002\/07-2004\/12\u003cbr\u003eAudi A4 8E2, B6 120kw petrol engine FWD 2002\/07-2004\/12\u003cbr\u003eAudi A4 8E2, B6 125kw petrol engine 2001\/07-2004\/12\u003cbr\u003eAudi A4 8E2, B6 125kw petrol engine 2001\/07-2004\/12\u003cbr\u003eAudi A4 8E2, B6 140kw petrol engine AWD 2002\/11-2004\/12\u003cbr\u003eAudi A4 8E2, B6 140kw petrol engine FWD 2002\/11-2004\/12\u003cbr\u003eAudi A4 Avant 8E5, B6 110kw petrol engine AWD 2001\/09-2002\/07\u003cbr\u003eAudi A4 Avant 8E5, B6 110kw petrol engine FWD 2001\/09-2002\/07\u003cbr\u003eAudi A4 Avant 8E5, B6 120kw petrol engine AWD 2002\/07-2004\/12\u003cbr\u003eAudi A4 Avant 8E5, B6 120kw petrol engine FWD 2002\/07-2004\/12\u003cbr\u003eAudi A4 Avant 8E5, B6 125kw petrol engine 2001\/09-2004\/12\u003cbr\u003eAudi A4 Avant 8E5, B6 140kw petrol engine AWD 2002\/11-2004\/12\u003cbr\u003eAudi A4 Avant 8E5, B6 140kw petrol engine FWD 2002\/11-2004\/12\u003cbr\u003e\u003cbr\u003eAudi A4 8EC, B7 120kw petrol engine AWD 2004\/11-2008\/06\u003cbr\u003eAudi A4 8EC, B7 120kw petrol engine FWD 2004\/11-2008\/06\u003cbr\u003eAudi A4 Avant 8ED, B7 120kw petrol engine AWD 2004\/11-2008\/06\u003cbr\u003eAudi A4 Avant 8ED, B7 120kw petrol engine FWD 2004\/11-2008\/06\u003cbr\u003e\u003cbr\u003eAudi A4 Cabriolet 8H7, B6, 8HE, B7 120kw petrol engine AWD 2003\/05-2009\/03\u003cbr\u003eAudi A4 Cabriolet 8H7, B6, 8HE, B7 120kw petrol engine AWD 2003\/05-2009\/03\u003cbr\u003eAudi A4 Cabriolet 8H7, B6, 8HE, B7 120kw petrol engine FWD 2002\/07-2009\/03\u003cbr\u003eAudi A4 Cabriolet 8H7, B6, 8HE, B7 120kw petrol engine FWD 2002\/07-2009\/03\u003cbr\u003eAudi A4 Cabriolet 8H7, B6, 8HE, B7 125kw petrol engine 2002\/10-2005\/10\u003cbr\u003e\u003cbr\u003eAudi A6 4B, C5 110kw petrol engine 1997\/01-2005\/01\u003cbr\u003eAudi A6 4B, C5 110kw petrol engine AWD 1997\/02-2005\/01\u003cbr\u003eAudi A6 4B, C5 132kw petrol engine AWD 1997\/12-2005\/01\u003cbr\u003eAudi A6 4B, C5 132kw petrol engine FWD 1997\/12-2005\/01\u003cbr\u003eAudi A6 4B, C5 169kw petrol engine 1999\/02-2005\/01\u003cbr\u003eAudi A6 4B, C5 184kw petrol engine AWD 2001\/08-2005\/01\u003cbr\u003eAudi A6 Avant 4B, C5 110kw petrol engine 1997\/12-2005\/01\u003cbr\u003eAudi A6 Avant 4B, C5 110kw petrol engine AWD 1997\/12-2005\/01\u003cbr\u003eAudi A6 Avant 4B, C5 132kw petrol engine 1999\/04-2005\/01\u003cbr\u003eAudi A6 Avant 4B, C5 132kw petrol engine AWD 1997\/12-2005\/01\u003cbr\u003eAudi A6 Avant 4B, C5 169kw petrol engine 1999\/02-2005\/01\u003cbr\u003eAudi A6 Avant 4B, C5 169kw petrol engine AWD 1997\/12-2005\/01\u003cbr\u003eAudi A6 Avant 4B, C5 184kw petrol engine AWD 2001\/08-2005\/01\u003cbr\u003e\u003cbr\u003eAudi TT 8N3 110kw petrol engine FWD 2002\/09-2006\/06\u003cbr\u003eAudi TT 8N3 120kw petrol engine FWD 2005\/09-2006\/06\u003cbr\u003eAudi TT 8N3 132kw petrol engine AWD 1998\/10-2006\/06\u003cbr\u003eAudi TT 8N3 132kw petrol engine AWD 1998\/10-2006\/06\u003cbr\u003eAudi TT 8N3 132kw petrol engine FWD 1998\/10-2006\/06\u003cbr\u003eAudi TT 8N3 140kw petrol engine AWD 2005\/09-2006\/06\u003cbr\u003eAudi TT 8N3 140kw petrol engine FWD 2005\/09-2006\/06\u003cbr\u003eAudi TT 8N3 165kw petrol engine AWD 1998\/10-2006\/06\u003cbr\u003eAudi TT 8N3 165kw petrol engine AWD 1998\/10-2006\/06\u003cbr\u003eAudi TT 8N3 180kw petrol engine AWD 2005\/03-2006\/06\u003cbr\u003eAudi TT Roadster 8N9 110kw petrol engine FWD 2001\/01-2006\/06\u003cbr\u003eAudi TT Roadster 8N9 120kw petrol engine FWD 2005\/09-2006\/06\u003cbr\u003eAudi TT Roadster 8N9 132kw petrol engine AWD 2000\/02-2006\/06\u003cbr\u003eAudi TT Roadster 8N9 132kw petrol engine FWD 1999\/10-2006\/06\u003cbr\u003eAudi TT Roadster 8N9 140kw petrol engine AWD 2005\/09-2006\/06\u003cbr\u003eAudi TT Roadster 8N9 140kw petrol engine FWD 2005\/09-2006\/06\u003cbr\u003eAudi TT Roadster 8N9 165kw petrol engine AWD 1999\/10-2006\/06\u003cbr\u003eAudi TT Roadster 8N9 165kw petrol engine AWD 1999\/10-2006\/06\u003cbr\u003e\u003cbr\u003eFord Falcon BA 240kw petrol engine RWD 2002\/09-2005\/09\u003cbr\u003eFord Falcon BA 240kw petrol engine RWD 2002\/10-2005\/09\u003cbr\u003eFord Falcon BF 245kw petrol engine RWD 2005\/10-2008\/04\u003cbr\u003eFord Falcon BF 245kw petrol engine RWD 2005\/10-2008\/04\u003cbr\u003e\u003cbr\u003eFord Territory SX, SY 245kw petrol engine AWD 2006\/07-2011\/05\u003cbr\u003e\u003cbr\u003eMazda MX-5 II NB 136kw petrol engine RWD 2002\/04-2005\/10\u003cbr\u003eMazda MX-5 NB 157kw petrol engine RWD 2002\/01-2002\/10\u003cbr\u003e\u003cbr\u003eSaab 9-3 Cabriolet YS3D 110kw petrol engine FWD 2001\/01-2003\/08\u003cbr\u003eSaab 9-3 Cabriolet YS3D 113kw petrol engine FWD 1998\/10-2003\/08\u003cbr\u003eSaab 9-3 Cabriolet YS3D 136kw petrol engine FWD 1998\/02-2003\/08\u003cbr\u003eSaab 9-3 Cabriolet YS3D 147kw petrol engine FWD 1998\/02-2003\/08\u003cbr\u003eSaab 9-3 Cabriolet YS3D 151kw petrol engine FWD 1999\/10-2003\/08\u003cbr\u003eSaab 9-3 Cabriolet YS3D 165kw petrol engine FWD 1999\/10-2003\/08\u003cbr\u003eSaab 9-3 YS3D 110kw petrol engine FWD 1999\/03-2002\/09\u003cbr\u003eSaab 9-3 YS3D 113kw petrol engine FWD 1998\/10-2002\/09\u003cbr\u003eSaab 9-3 YS3D 136kw petrol engine FWD 1998\/02-2002\/09\u003cbr\u003eSaab 9-3 YS3D 147kw petrol engine FWD 1998\/02-2002\/09\u003cbr\u003eSaab 9-3 YS3D 151kw petrol engine FWD 1999\/10-2002\/09\u003cbr\u003eSaab 9-3 YS3D 165kw petrol engine FWD 1998\/10-2002\/09\u003cbr\u003e\u003cbr\u003eSaab 9-5 Kombi YS3E 110kw petrol engine FWD 1998\/10-2009\/12\u003cbr\u003eSaab 9-5 Kombi YS3E 125kw petrol engine FWD 1998\/10-2009\/12\u003cbr\u003eSaab 9-5 Kombi YS3E 136kw petrol engine FWD 2001\/01-2009\/12\u003cbr\u003eSaab 9-5 Kombi YS3E 169kw petrol engine FWD 1999\/10-2001\/09\u003cbr\u003eSaab 9-5 Kombi YS3E 184kw petrol engine FWD 2001\/09-2009\/12\u003cbr\u003eSaab 9-5 YS3E 110kw petrol engine FWD 1997\/09-2009\/12\u003cbr\u003eSaab 9-5 YS3E 125kw petrol engine FWD 1997\/09-2009\/12\u003cbr\u003eSaab 9-5 YS3E 136kw petrol engine FWD 2001\/01-2009\/12\u003cbr\u003eSaab 9-5 YS3E 162kw petrol engine FWD 2003\/07-2009\/12\u003cbr\u003eSaab 9-5 YS3E 169kw petrol engine FWD 1999\/10-2001\/09\u003cbr\u003eSaab 9-5 YS3E 184kw petrol engine FWD 2001\/09-2009\/12\u003cbr\u003eSaab 9-5 YS3E 191kw petrol engine FWD 2005\/11-2009\/12\u003cbr\u003e\u003cbr\u003eSeat Alhambra 7V8, 7V9 110kw petrol engine FWD 1997\/10-2010\/03\u003cbr\u003e\u003cbr\u003eSeat Exeo 3R2 110kw petrol engine FWD 2008\/12-2010\/05\u003cbr\u003eSeat Exeo ST 3R5 110kw petrol engine FWD 2009\/06-2010\/05\u003cbr\u003e\u003cbr\u003eSeat Ibiza 6L 132kw engine FWD 2004\/1-2007\/12\u003cbr\u003eSeat Ibiza II 6K1 132kw petrol engine 2000\/07-2002\/02\u003cbr\u003eSeat Ibiza III 6L1 110kw petrol engine FWD 2003\/12-2008\/05\u003cbr\u003eSeat Ibiza III 6L1 132kw petrol engine FWD 2004\/01-2008\/02\u003cbr\u003e\u003cbr\u003eSeat Leon 1M1 132kw petrol engine AWD 1999\/11-2006\/06\u003cbr\u003eSeat Leon 1M1 132kw petrol engine FWD 1999\/11-2006\/06\u003cbr\u003eSeat Leon 1M1 154kw petrol engine FWD 2002\/02-2006\/06\u003cbr\u003eSeat Leon 1M1 165kw petrol engine FWD 2003\/07-2006\/06\u003cbr\u003eSeat Leon 1M1 92kw petrol engine FWD 1999\/11-2006\/06\u003cbr\u003eSeat Leon 1M 132kw engine FWD 1999\/8-2005\/10\u003cbr\u003eSeat Leon 1M 165kw engine FWD 2003\/5-2006\/6\u003cbr\u003e\u003cbr\u003eSkoda Octavia I 1U2 110kw petrol engine AWD 2001\/05-2006\/05\u003cbr\u003eSkoda Octavia I 1U2 110kw petrol engine FWD 1997\/08-2010\/12\u003cbr\u003eSkoda Octavia I 1U2 132kw petrol engine FWD 2001\/05-2006\/01\u003cbr\u003eSkoda Octavia I Combi 1U5 110kw petrol engine AWD 2001\/05-2006\/05\u003cbr\u003eSkoda Octavia I Combi 1U5 110kw petrol engine FWD 1998\/07-2010\/12\u003cbr\u003eSkoda Octavia I Combi 1U5 132kw petrol engine FWD 2002\/08-2006\/01\u003cbr\u003e\u003cbr\u003eSkoda Superb I 3U4 110kw petrol engine FWD 2001\/12-2008\/03\u003cbr\u003e\u003cbr\u003eVW Bora 1J2 110kw petrol engine FWD 2000\/05-2005\/05\u003cbr\u003eVW Bora 1J2 132kw petrol engine FWD 2002\/03-2005\/05\u003cbr\u003eVW Bora Variant 1J6 110kw petrol engine FWD 2000\/05-2005\/05\u003cbr\u003eVW Bora Variant 1J6 132kw petrol engine FWD 2002\/05-2005\/05\u003cbr\u003e\u003cbr\u003eVW Golf IV 1J1 110kw petrol engine FWD 1997\/08-2005\/06\u003cbr\u003eVW Golf IV 1J1 132kw petrol engine FWD 2001\/08-2005\/06\u003cbr\u003eVW Golf IV Variant 1J5 110kw petrol engine FWD 2000\/05-2006\/06\u003cbr\u003e\u003cbr\u003eVW Jetta A4 Typ 1J 110kw engine FWD 2000\/1-2004\/12\u003cbr\u003e\u003cbr\u003eVW New Beetle 9C1, 1C1 110kw petrol engine FWD 1999\/10-2010\/09\u003cbr\u003eVW New Beetle 9C1, 1C1 132kw petrol engine FWD 2001\/11-2005\/06\u003cbr\u003e\u003cbr\u003eVW Passat 3B2 110kw petrol engine FWD 1996\/10-2000\/11\u003cbr\u003eVW Passat 3B3 110kw petrol engine FWD 2000\/11-2005\/05\u003cbr\u003eVW Passat 3B3 125kw petrol engine 2001\/02-2005\/05\u003cbr\u003eVW Passat 3B3 125kw petrol engine 2001\/03-2005\/05\u003cbr\u003eVW Passat B5.5 132kw engine AWD 2000\/12-2005\/2\u003cbr\u003eVW Passat Variant 3B5 110kw petrol engine FWD 1997\/05-2000\/11\u003cbr\u003eVW Passat Variant 3B6 110kw petrol engine FWD 2000\/11-2005\/05\u003cbr\u003eVW Passat Variant 3B6 125kw petrol engine 2001\/03-2005\/05\u003cbr\u003eVW Passat Variant 3B6 125kw petrol engine 2002\/05-2005\/08\u003cbr\u003e\u003cbr\u003eVW Polo 9N_ 110kw petrol engine FWD 2005\/09-2009\/11\u003cbr\u003eVW Polo 9N_ 132kw petrol engine FWD 2006\/05-2009\/11\u003cbr\u003e\u003cbr\u003eVW Scirocco 137, 138 132kw petrol engine 2013\/11-2017\/11\u003cbr\u003eVW Scirocco 137, 138 147kw petrol engine FWD 2008\/05-2009\/11\u003cbr\u003eVW Scirocco 137, 138 155kw petrol engine FWD 2009\/11-2017\/11\u003cbr\u003eVW Scirocco 137, 138 162kw petrol engine 2013\/11-2017\/11\u003cbr\u003eVW Scirocco Mk3 154kw engine FWD 2006\/6-2015\/12\u003cbr\u003e\u003cbr\u003eVW Scirocco Van 137 155kw petrol engine 2009\/11-2014\/05\u003cbr\u003e\u003cbr\u003eVW Sharan 7M8, 7M9, 7M6 110kw petrol engine FWD 1997\/09-2010\/03\u003c\/span\u003e\u003c\/h6\u003e\n\u003c!----\u003e","brand":"QT Parts","offers":[{"title":"Default Title","offer_id":48784320004443,"sku":"GFBT9125","price":163.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0713\/9937\/5126\/files\/GFBT9125.png?v=1722760131","url":"https:\/\/www.qtparts.fi\/en-gb\/products\/gfb-mach-2-t9125-diverter-valve-vag-1-8t-2-7t-e-g-a3-8l-tt-8n-golf-mk4","provider":"QT Parts","version":"1.0","type":"link"}