{"product_id":"porsche-modular-headers-and-hjs-catalytic-converters-911-2009-2011-fs-por-9972-mh-sc","title":"Porsche Modular Headers And HJS Catalytic Converters - 911 | 2009-2011  FS-POR-9972-MH-SC","description":"Porsche \u003cp data-sourcepos=\"3:1-3:17\"\u003eModular Headers with HJS Catalytic Converters For Porsche 997.2 Carrera (2009-2011) Models.\u003c\/p\u003e\n\u003cp data-sourcepos=\"3:1-3:17\"\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-sourcepos=\"5:1-33:110\"\u003e\n\u003cli data-sourcepos=\"5:1-6:142\"\u003e\n\u003cstrong\u003ePioneering Design \u0026amp; Expertise:\u003c\/strong\u003e\n\u003cul data-sourcepos=\"6:5-6:142\"\u003e\n\u003cli data-sourcepos=\"6:5-6:142\"\u003eFabspeed is the original developer of headers for Cayman and Boxster models, ensuring unparalleled experience and optimized performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-sourcepos=\"7:1-8:104\"\u003e\n\u003cstrong\u003eSignificant Performance Gains:\u003c\/strong\u003e\n\u003cul data-sourcepos=\"8:5-8:104\"\u003e\n\u003cli data-sourcepos=\"8:5-8:104\"\u003eDelivers impressive increases of +25HP and 20FTLB of torque for enhanced power and responsiveness.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-sourcepos=\"9:1-10:106\"\u003e\n\u003cstrong\u003eWeight Reduction:\u003c\/strong\u003e\n\u003cul data-sourcepos=\"10:5-10:106\"\u003e\n\u003cli data-sourcepos=\"10:5-10:106\"\u003eSaves 2 lbs (Sport Cats) or 7 lbs (Cat Bypass) compared to stock headers, improving vehicle agility.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-sourcepos=\"11:1-12:142\"\u003e\n\u003cstrong\u003eModular Versatility:\u003c\/strong\u003e\n\u003cul data-sourcepos=\"12:5-12:142\"\u003e\n\u003cli data-sourcepos=\"12:5-12:142\"\u003e\n\u003cspan class=\"citation-0 recitation citation-end-0\"\u003eV-band clamp design allows for quick swapping between HJS sport cats and cat bypass pipes, adapting to street or track use.\u003csup class=\"superscript\" data-turn-source-index=\"1\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c!----\u003e\u003cspan class=\"button-container hide-from-message-actions ng-star-inserted\"\u003e   \u003c!----\u003e\u003c\/span\u003e\u003c!----\u003e\n\u003cdiv class=\"container ng-tns-c2727318919-76 hide\"\u003e\n\u003c!----\u003e\n\u003cdiv class=\"carousel-container ng-tns-c2727318919-76\"\u003e\n\u003cdiv class=\"carousel-content ng-tns-c2727318919-76\"\u003e\n\u003cdiv data-test-id=\"sources-carousel-source\" class=\"sources-carousel-source ng-tns-c2727318919-76 hide ng-star-inserted\"\u003e\u003c!----\u003e\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-sourcepos=\"13:1-14:118\"\u003e\n\u003cstrong\u003eTrack-Optimized Option:\u003c\/strong\u003e\n\u003cul data-sourcepos=\"14:5-14:118\"\u003e\n\u003cli data-sourcepos=\"14:5-14:118\"\u003eCat bypass pipes protect catalytic converters from degradation during intense track sessions (road racing only).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-sourcepos=\"15:1-16:111\"\u003e\n\u003cstrong\u003eEnhanced Exhaust Flow:\u003c\/strong\u003e\n\u003cul data-sourcepos=\"16:5-16:111\"\u003e\n\u003cli data-sourcepos=\"16:5-16:111\"\u003e\n\u003cspan class=\"citation-1 recitation citation-end-1\"\u003eF1-style high-velocity merge collectors maximize exhaust scavenging for optimal performance.\u003csup class=\"superscript\" data-turn-source-index=\"2\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c!----\u003e\u003cspan class=\"button-container hide-from-message-actions ng-star-inserted\"\u003e   \u003c!----\u003e\u003c\/span\u003e\u003c!----\u003e\n\u003cdiv class=\"container ng-tns-c2727318919-77 hide\"\u003e\n\u003c!----\u003e\n\u003cdiv class=\"carousel-container ng-tns-c2727318919-77\"\u003e\n\u003cdiv class=\"carousel-content ng-tns-c2727318919-77\"\u003e\n\u003cdiv data-test-id=\"sources-carousel-source\" class=\"sources-carousel-source ng-tns-c2727318919-77 hide ng-star-inserted\"\u003e\u003c!----\u003e\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-sourcepos=\"17:1-18:106\"\u003e\n\u003cstrong\u003ePrecision Fitment:\u003c\/strong\u003e\n\u003cul data-sourcepos=\"18:5-18:106\"\u003e\n\u003cli data-sourcepos=\"18:5-18:106\"\u003e\n\u003cspan class=\"citation-2 recitation citation-end-2\"\u003e3D-scanned OEM header design ensures perfect bolt-on installation, unlike other brands.\u003csup class=\"superscript\" data-turn-source-index=\"3\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c!----\u003e\u003cspan class=\"button-container hide-from-message-actions ng-star-inserted\"\u003e   \u003c!----\u003e\u003c\/span\u003e\u003c!----\u003e\n\u003cdiv class=\"container ng-tns-c2727318919-78 hide\"\u003e\n\u003c!----\u003e\n\u003cdiv class=\"carousel-container ng-tns-c2727318919-78\"\u003e\n\u003cdiv class=\"carousel-content ng-tns-c2727318919-78\"\u003e\n\u003cdiv data-test-id=\"sources-carousel-source\" class=\"sources-carousel-source ng-tns-c2727318919-78 hide ng-star-inserted\"\u003e\u003c!----\u003e\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-sourcepos=\"19:1-20:145\"\u003e\n\u003cstrong\u003ePremium Catalytic Converters:\u003c\/strong\u003e\n\u003cul data-sourcepos=\"20:5-20:145\"\u003e\n\u003cli data-sourcepos=\"20:5-20:145\"\u003e\n\u003cspan class=\"citation-3 recitation citation-end-3\"\u003eGerman-imported HJS HD tri-metallic 200-cell EURO 6 homologated catalytic converters for superior performance and reliability.\u003csup class=\"superscript\" data-turn-source-index=\"4\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c!----\u003e\u003cspan class=\"button-container hide-from-message-actions ng-star-inserted\"\u003e   \u003c!----\u003e\u003c\/span\u003e\u003c!----\u003e\n\u003cdiv class=\"container ng-tns-c2727318919-79 hide\"\u003e\n\u003c!----\u003e\n\u003cdiv class=\"carousel-container ng-tns-c2727318919-79\"\u003e\n\u003cdiv class=\"carousel-content ng-tns-c2727318919-79\"\u003e\n\u003cdiv data-test-id=\"sources-carousel-source\" class=\"sources-carousel-source ng-tns-c2727318919-79 hide ng-star-inserted\"\u003e\u003c!----\u003e\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-sourcepos=\"21:1-23:44\"\u003e\n\u003cstrong\u003eMaximum Flow \u0026amp; Compliance:\u003c\/strong\u003e\n\u003cul data-sourcepos=\"22:5-23:44\"\u003e\n\u003cli data-sourcepos=\"22:5-22:140\"\u003eLargest possible catalytic converters fitted for optimal flow and EPA compliance, with guaranteed no check engine lights (Sport Cats).\u003c\/li\u003e\n\u003cli data-sourcepos=\"23:5-23:44\"\u003eFlows 93% of a 2.5 inch straight pipe.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-sourcepos=\"24:1-25:84\"\u003e\n\u003cstrong\u003ePlug-and-Play Performance:\u003c\/strong\u003e\n\u003cul data-sourcepos=\"25:5-25:84\"\u003e\n\u003cli data-sourcepos=\"25:5-25:84\"\u003eNo ECU tuning required, simplifying installation and maximizing compatibility.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-sourcepos=\"26:1-27:98\"\u003e\n\u003cstrong\u003eUniversal Compatibility:\u003c\/strong\u003e\n\u003cul data-sourcepos=\"27:5-27:98\"\u003e\n\u003cli data-sourcepos=\"27:5-27:98\"\u003eDesigned to fit with any aftermarket exhaust system compatible with factory Porsche headers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-sourcepos=\"28:1-29:55\"\u003e\n\u003cstrong\u003eEPA Compliant (Sport Cats):\u003c\/strong\u003e\n\u003cul data-sourcepos=\"29:5-29:55\"\u003e\n\u003cli data-sourcepos=\"29:5-29:55\"\u003eFabspeed headers with HJS cats are EPA compliant.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-sourcepos=\"30:1-31:112\"\u003e\n\u003cstrong\u003eExpert Craftsmanship:\u003c\/strong\u003e\n\u003cul data-sourcepos=\"31:5-31:112\"\u003e\n\u003cli data-sourcepos=\"31:5-31:112\"\u003e\n\u003cspan class=\"citation-4 recitation citation-end-4\"\u003eDesigned and handcrafted with over 25 years of Porsche air-cooled and water-cooled expertise.\u003csup class=\"superscript\" data-turn-source-index=\"5\"\u003e\u003c!----\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c!----\u003e\u003cspan class=\"button-container hide-from-message-actions ng-star-inserted\"\u003e   \u003c!----\u003e\u003c\/span\u003e\u003c!----\u003e\n\u003cdiv class=\"container ng-tns-c2727318919-80 hide\"\u003e\n\u003c!----\u003e\n\u003cdiv class=\"carousel-container ng-tns-c2727318919-80\"\u003e\n\u003cdiv class=\"carousel-content ng-tns-c2727318919-80\"\u003e\n\u003cdiv data-test-id=\"sources-carousel-source\" class=\"sources-carousel-source ng-tns-c2727318919-80 hide ng-star-inserted\"\u003e\u003c!----\u003e\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\n\u003c\/div\u003e\n\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-sourcepos=\"32:1-33:110\"\u003e\n\u003cstrong\u003eHigh-Quality Construction:\u003c\/strong\u003e\n\u003cul data-sourcepos=\"33:5-33:110\"\u003e\n\u003cli data-sourcepos=\"33:5-33:110\"\u003e\u003cspan class=\"citation-5 recitation citation-end-5\"\u003eConstructed from CNC mandrel-bent T304L stainless steel, manufactured in-house at Fabspeed\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-sourcepos=\"3:1-3:13\"\u003e\u003cstrong\u003eReturns subject to a 25% restocking fee.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Fabspeed","offers":[{"title":"Sport Cats","offer_id":40849072193594,"sku":"FS.POR.9972.MH.SC","price":5625.96,"currency_code":"USD","in_stock":true},{"title":"Cat Bypass Pipes","offer_id":40849072226362,"sku":"FS.POR.9972.MH.XXX","price":5625.96,"currency_code":"USD","in_stock":true},{"title":"Sport Cat + Cat Bypass Pipes","offer_id":40849072259130,"sku":"FS.POR.9972.MH.SCCB","price":7032.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/4846\/2650\/files\/Porsche-Modular-Headers-And-HJS-Catalytic-Converte-5581.jpg?v=1747896409","url":"https:\/\/sierramadrecollection.com\/products\/porsche-modular-headers-and-hjs-catalytic-converters-911-2009-2011-fs-por-9972-mh-sc","provider":"Sierra Madre Collection","version":"1.0","type":"link"}