{"product_id":"blow-off-valve-diverter-for-audi-a3-2003-2013-2-0l","title":"Blow off Valve Diverter for Audi A3 (2003-2013) 2.0L","description":"\u003ch2\u003eBillet Atmospheric Blow Off Diverter Valve Upgrade for 2003-2013 Audi A3\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e The Blow Off Valve Diverter replaces failure-prone factory diverter valve components on the 2003-2013 Audi A3 to eliminate boost leakage, accelerate boost recovery between shifts, and vent excess charge pressure to atmosphere.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Audi A3 Diverter Valve Diaphragm Failure\u003c\/h3\u003e\n\u003cp\u003eFactory diverter valves on the \u003cstrong\u003eAudi A3 8P\u003c\/strong\u003e platform equipped with the \u003cstrong\u003eEA113\u003c\/strong\u003e and \u003cstrong\u003eEA888\u003c\/strong\u003e 2.0T engines rely on delicate rubber diaphragms and light-gauge plastic internal pistons. Under elevated boost levels or continuous thermal cycling near the turbocharger compressor housing, the OEM diaphragm tears or fails to seal against the housing face. This structural compromise results in persistent boost bleed, sluggish throttle modulation response, turbo flutter, and unmetered charge-pressure losses that trigger underboost fault codes.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eThis hybrid diverter upgrade utilizes a precision CNC-machined, black anodized billet aluminum valve body engineered for direct sandwich-style installation between the factory electrical solenoid base and the turbocharger compressor housing. Fitted with high-durometer fluoropolymer O-rings and a recalibrated internal return spring and plunger assembly, it withstands elevated thermal loads without warping. The atmospheric venting ports discharge excess charge volume sharply on lift-off to prevent compressor surge while maintaining instant spool recovery upon throttle re-engagement without requiring complex vacuum rerouting.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable width=\"100%\" style=\"border-collapse: collapse; border: 1px solid #e0e0e0; font-size: 14px; margin-bottom: 20px;\"\u003e\n  \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eFitment\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e2003-2013 Audi A3\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eEngine \/ Chassis\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e2.0L TFSI\/TSI (EA113 \/ EA888) \/ 8P\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eStock Output\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e200 hp \/ 207 lb-ft\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eReplaces OEM Part #\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003eT9451, BOV113, 06H145710D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e2003-2013 Audi A3 Base Hatchback 2.0L Turbo (8P)\u003c\/li\u003e\n  \u003cli\u003e2006-2013 Audi A3 Quattro Hatchback 2.0L Turbo (8P)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this fit the 8P A3?\u003c\/strong\u003e\u003cbr\u003e Yes, this is a direct fit for the 2003-2013 Audi A3 equipped with the 2.0L TFSI\/TSI (EA113 \/ EA888) engine.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill this blow off diverter upgrade cause a Check Engine Light (CEL)?\u003c\/strong\u003e\u003cbr\u003e No, because it integrates directly with the factory OE solenoid actuator, electrical feedback remains intact without triggering diagnostic fault codes.\u003c\/p\u003e\n\n\u003ch3\u003eThe Audi Precision Standard\u003c\/h3\u003e\n\u003cp\u003eEngineered to meet rigorous European performance tolerances, this component delivers precise pressure management and boost retention under aggressive driving conditions without triggering electronic fault codes or disrupting factory ECU control logic.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":50516388741368,"sku":"DS-EKATS3OL1","price":69.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/blow-off-valve-diverter-for-audi-a3-2003-2013-2-0l-1.jpg?v=1789483775","url":"https:\/\/performancechiptuning.com\/products\/blow-off-valve-diverter-for-audi-a3-2003-2013-2-0l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}