{"product_id":"pracworks-k20c1-intake-matte","title":"PracWorks K20C1 Intake Manifold (Matte) – FK2 \/ FK8 \/ FL5 \/ DE5","description":"\u003cp\u003ePracWorks Carbon K20C1 Intake Manifold for the Honda Civic Type R (FK2 \/ FK8 \/ FL5) and Accord (CV2). A full plug-and-play design — install it and feel close to a 10% increase in power from 3,500 rpm onwards, with no tuning, on a stock Honda Civic.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eMatte carbon finish.\u003c\/strong\u003e This listing is the matte-finish build. Matte adds roughly 5-7 days to the lead time on top of the estimate below.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDesigned for mid to high RPM power gains. Ideal for street\/track application\u003c\/li\u003e\n\u003cli\u003eDyno tested to make 25-30hp more midrange and 10-15hp more at peak power on a stock car\u003c\/li\u003e\n\u003cli\u003eLong runners harness resonance tuning, which the stock Honda intake manifold lacks\u003c\/li\u003e\n\u003cli\u003e2.665L plenum volume\u003c\/li\u003e\n\u003cli\u003eSafe for boost up to 70psi\u003c\/li\u003e\n\u003cli\u003eRetains stock Honda K20C1 throttle body bolt pattern and location\u003c\/li\u003e\n\u003cli\u003eCompatible with +2mm oversized throttle body. Throttle flange inlet size 66mm\u003c\/li\u003e\n\u003cli\u003eOptional throttle body flange upgrade: oversized stock TB (74mm) or Bosch DBW (74mm)\u003c\/li\u003e\n\u003cli\u003eDirect plug and play. Installation time approximately 4 hours\u003c\/li\u003e\n\u003cli\u003eFits left- and right-hand-drive cars\u003c\/li\u003e\n\u003cli\u003ePrepreg carbon fibre construction with billet 6061-T6 flanges\u003c\/li\u003e\n\u003cli\u003eMinimises heat soak — carbon fibre is 40 times less thermally conductive than aluminium\u003c\/li\u003e\n\u003cli\u003eComes with vacuum fittings similar in size to the stock Honda manifold\u003c\/li\u003e\n\u003cli\u003eIntake manifold weight: 3kg\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eBack-to-back dyno comparison was done on the same dyno a day apart. The test car was a bone-stock Honda FK8 with only a Blitz muffler.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePort injection.\u003c\/strong\u003e For cars requiring more fuel than the direct injection system can support, the port injection option uses K20A injectors, which are widely available in a range of flow rates. It also includes a PracWorks billet fuel rail with -8ORB on both ends and an M14x1.5 centre hole, plus four injector blanking plugs for cars that only need port injection later on.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePlease note.\u003c\/strong\u003e The oversized stock TB flange (74mm) does not have an O-ring groove for the Honda OEM O-ring gasket — there is insufficient material left after boring the centre out to 74mm. A paper gasket (not supplied) must be used.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHonda Accord CV2 (K20C4).\u003c\/strong\u003e This manifold is plug-and-play on a CV2 with the additional Accord CV2 Upgrade Kit, which consists of a MAP sensor adapter, a MAP sensor wiring harness extension and a vacuum plug. \u003cstrong\u003eWater\/methanol injection:\u003c\/strong\u003e PracWorks can also drill 4 x 1\/8\" NPT holes and supply four allen-key plugs. Neither option is selectable above — contact SBX Performance before ordering and we will add it to your build.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eMade to order — available for pre-order.\u003c\/strong\u003e PracWorks builds every manifold to order in dry carbon. Current build time is approximately \u003cstrong\u003e2-3 weeks\u003c\/strong\u003e before the part ships, and a custom anodised colour adds a further 5-7 days. Ordering here reserves your place in the build queue; SBX Performance will confirm the current lead time by email after your order.\u003c\/p\u003e\u003cp\u003eQuestions about fitment or options? 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