{"product_id":"silicone-intake-hose-kit-for-audi-tt-s3-2001-2006-1-8l","title":"Silicone Intake Hose Kit for Audi TT S3 (2001-2006) 1.8L","description":"\u003ch2\u003eReinforced Silicone Turbo Induction Intake Hose Kit for 2001-2006 Audi TT,S3\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e The Silicone Intake Hose Kit replaces the structural-prone factory rubber turbo inlet on the 2001-2006 TT and S3 to eliminate intake collapse under boost and optimize induction airflow volume.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Audi TT,S3 Intake Tract Collapse\u003c\/h3\u003e\n\u003cp\u003eThe factory induction plumbing on the \u003cstrong\u003e8N\u003c\/strong\u003e TT and \u003cstrong\u003e8L\u003c\/strong\u003e S3 relies on molded EPDM rubber that deteriorates rapidly when exposed to continuous under-hood thermal cycles and PCV oil vapors. Over time, the material loses durometer stiffness, turning spongy. Under high-RPM load and aggressive boost request from the K04 turbocharger, the negative pressure inside the inlet tract causes the stock rubber hose to physically collapse inward. This restriction starves the compressor wheel of air, spikes intake air temperatures, delays spool response, and frequently develops micro-tears around the PCV and breather spigots that introduce unmetered, post-MAF air leaks.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eThis upgraded induction hose is constructed from 4-ply high-grade silicone reinforced with embedded polyester mesh, maintaining dimensional stability under severe vacuum and temperature fluctuations from -65°F to 500°F. The inner wall features an ultra-smooth, stepped-free bore that minimizes boundary layer turbulence before the compressor inlet. Formulated with an oil-resistant fluorosilicone lining, it resists fuel and oil vapor degradation from the crankcase ventilation circuit. Direct-fit molded takeoff ports align with factory vacuum lines, N75 valve plumbing, and divertor valve returns without requiring custom fabrication or sensor relocation.\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;\"\u003e2001-2006 Audi TT, S3\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;\"\u003e\n\u003cstrong\u003e1.8T 20V (EA113)\u003c\/strong\u003e \/ \u003cstrong\u003e8N, 8L\u003c\/strong\u003e\n\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;\"\u003e225 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;\"\u003eN\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e2001-2006 Audi TT Quattro 1.8L Turbo (Chassis 8N, Engine Codes: BAM, BEA, APX)\u003c\/li\u003e\n  \u003cli\u003e2001-2003 Audi S3 Quattro 1.8L Turbo (Chassis 8L, Engine Codes: AMK, BAM)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this fit the 8N and 8L TT,S3?\u003c\/strong\u003e\u003cbr\u003e Yes, this is a direct fit for the 2001-2006 Audi TT and S3 equipped with the transverse \u003cstrong\u003e1.8T 20V\u003c\/strong\u003e engine.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill installing this silicone intake hose trigger a Check Engine Light (CEL)?\u003c\/strong\u003e\u003cbr\u003e No, it retains all OEM sensor and vacuum routing connections without altering the factory MAF housing calibration.\u003c\/p\u003e\n\n\u003ch3\u003eThe Audi Engineering Standard\u003c\/h3\u003e\n\u003cp\u003eBuilt to meet exacting European tolerances, this multi-ply silicone induction hose maintains proper manifold pressure dynamics and closed-loop fuel metering integrity without triggering trim deviation codes or sensor faults.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":50502682411256,"sku":"DS-EW1BEU05J","price":139.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/silicone-intake-hose-kit-for-audi-tt-s3-2001-2006-1-8l-1.jpg?v=1789348855","url":"https:\/\/performancechiptuning.com\/products\/silicone-intake-hose-kit-for-audi-tt-s3-2001-2006-1-8l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}