{"product_id":"plenum-adaptor-flange-set-for-rennen-itb-upgrade-3-2ltr-and-above-porsche-911-965","title":"Plenum Adaptor Flange Set for Rennen ITB Upgrade 3.2ltr and Above. Porsche 911 \/ 964","description":"\u003cp\u003e\u003cb\u003eRennen ITG Plenum Flange Set for Rennen by JSR Individual Barrel Throttle Body Upgrades\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe Rennen ITG Plenum Flange Set is a precision-engineered conversion solution designed specifically for Rennen by JSR Individual Barrel Throttle Body (ITB) systems. These bespoke flanges attach directly to the top of the Rennen Barrel Throttle Bodies and provide a secure mounting platform for an intake plenum chamber, replacing the traditional velocity stack arrangement.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eFits:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePorsche 911 1984-1986 3.2L\u003c\/li\u003e\n\u003cli\u003ePorsche 911 1987-1989 3.2L G50\u003c\/li\u003e\n\u003cli\u003ePorsche 964 (911) C2 1989-93\u003c\/li\u003e\n\u003cli\u003ePorsche 964 (911) C4 1989-93\u003c\/li\u003e\n\u003cli\u003ePorsche 964 (911) RS 3.6L 1991-93\u003c\/li\u003e\n\u003cli\u003ePorsche 964 (911) RS 3.8L 1991-93\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003ePlenum Inlet Diameter Options:\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e48mm\u003cspan\u003e \u003c\/span\u003e\u003c\/b\u003e– suitable for Porsche 3.2ltr, 3.5ltr and 3.6ltr engines\u003cbr\u003e\u003cb\u003e50mm \u003c\/b\u003e– suitable for Porsche 4.0ltr engines.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003ePlease note:\u003c\/b\u003e\u003cbr\u003ePlenum adaptor flanges are not available for 2.7 or 3.0ltr engine applications.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eSupplied complete with the required mounting and securing hardware, the flange set allows engine builders and tuners to configure their induction system for plenum operation while retaining all the airflow benefits of the Rennen Barrel ITB architecture. Please note that the plenum chamber itself is not included.\u003c\/p\u003e\n\u003cp\u003eThis system is ideal for builders seeking alternative intake packaging solutions, improved intake air management, advanced engine management strategies or custom naturally aspirated and forced induction applications.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eWhat Does the ITG Plenum Flange Set Do?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eThe flange set creates a mounting interface between the Barrel Throttle Bodies and a plenum chamber.\u003c\/p\u003e\n\u003cp\u003eIts primary functions include:\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eProviding secure plenum mounting\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReplacing traditional velocity stacks\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCreating a sealed induction system\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSupporting custom intake configurations\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eImproving intake packaging options\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAllowing integration with plenum-based induction systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSupporting advanced engine management strategies\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe flanges form the critical connection point between the throttle bodies and the plenum assembly.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eWhy Use a Plenum Instead of Velocity Stacks?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eVelocity stacks are ideal for maximising throttle response and creating the classic ITB appearance. However, some applications benefit from using a plenum chamber.\u003c\/p\u003e\n\u003cp\u003eAdvantages of plenum systems include:\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eControlled intake air supply\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eImproved intake packaging flexibility\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEasier integration with air filter systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReduced intake noise\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eConsistent air distribution\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eImproved airflow management\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eGreater flexibility for custom engine builds\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe choice between velocity stacks and a plenum depends on the engine's intended use and performance objectives.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eWhy Is the Plenum Flange Set Important?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eWithout the correct mounting solution, a plenum cannot be securely attached to the throttle body assembly.\u003c\/p\u003e\n\u003cp\u003eThe Rennen ITG Plenum Flange Set provides:\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eCorrect fitment to Rennen Barrel ITBs\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReliable sealing surfaces\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSecure plenum attachment points\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eProfessional installation quality\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSimplified custom intake fabrication\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCompatibility with bespoke induction systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLong-term durability\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe flange set is the foundation of any successful plenum-based ITB installation.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eWhy Are Barrel ITB Upgrades So Popular?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eRennen by JSR Barrel Throttle Bodies are designed to maximise airflow and engine responsiveness while offering exceptional tuning flexibility.\u003c\/p\u003e\n\u003cp\u003eBenefits include:\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eInstant throttle response\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIncreased airflow efficiency\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEnhanced engine breathing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eGreater power potential\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eImproved torque characteristics\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eExceptional tuning capability\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMotorsport-inspired engineering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eStunning engine bay presentation\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe Plenum Flange Set expands these possibilities by allowing the induction system to be tailored to the specific requirements of the engine build.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eWhy Choose the Rennen ITG Plenum Flange Set?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eDeveloped specifically for Rennen by JSR ITB systems, these flanges offer a professional and reliable solution for plenum-based induction conversions.\u003c\/p\u003e\n\u003cp\u003eBenefits include:\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003ePrecision-engineered fitment\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDirect compatibility with Rennen Barrel ITBs\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eComplete mounting hardware included\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSupports custom plenum installations\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eProfessional installation solution\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDurable construction\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for road and motorsport applications\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rennen Plus","offers":[{"title":"Default Title","offer_id":53625633472791,"sku":null,"price":0.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0975\/6226\/3831\/files\/ITBFLANGE.webp?v=1783323089","url":"https:\/\/rennenplus.com.au\/products\/plenum-adaptor-flange-set-for-rennen-itb-upgrade-3-2ltr-and-above-porsche-911-965","provider":"Rennen Plus","version":"1.0","type":"link"}