{"product_id":"supersprint-bmw-e90-e91-e92-e93-downpipe-046111","title":"Supersprint BMW E90 B3, E91 B3, E92 B3 \u0026 E93 B3 Stainless Steel Turbo Downpipe Kit( Replace pre-catalytic Converter )(Left \/ Right Hand Drive)For Xi (4x4) Models","description":"\u003cp\u003eThe Supersprint Turbo Downpipe Kit( Replace pre-catalytic Converter )(Left \/ Right Hand Drive)For Xi (4x4) Models is a precision, direct-fit stainless steel upgrade engineered for the BMW E90 B3, E91 B3, E92 B3 \u0026amp; E93 B3. It replaces the restrictive factory component to free up exhaust flow, sharpen throttle response and give your BMW a deeper, more purposeful note.\u003c\/p\u003e\u003cp\u003eSupersprint has been handcrafting performance exhausts in Mantova, Italy since 1955. Every system is designed and validated on the dyno – not by assumption – using thin-wall stainless steel and carefully sized tubing that raises exhaust gas velocity while protecting mid-range torque, so you gain real, usable power across the rev range.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHandmade in Italy from corrosion-resistant stainless steel\u003c\/li\u003e\n\u003cli\u003eDyno-developed for genuine mid-range and top-end power gains\u003c\/li\u003e\n\u003cli\u003eDirect bolt-on fit to the OEM mounting points\u003c\/li\u003e\n\u003cli\u003eFor racing \/ track use only\u003c\/li\u003e\n\u003cli\u003eThreaded bung for the oxygen sensor provided\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003ePart of the following Supersprint exhaust systems:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e100% Stainless steel system\u003c\/li\u003e\n\u003cli\u003e100% Stainless steel system Oversize 2 x Ø65mm - Full kit only\u003c\/li\u003e\n\u003cli\u003e100% Stainless steel system, 2 x Ø60mm\u003c\/li\u003e\n\u003cli\u003eALTERNATIVE - BMW E90 Sedan 335xi Bi-Turbo (306 Hp N54 Engine) '06 -\u0026gt; 04\/2010\u003c\/li\u003e\n\u003cli\u003eALTERNATIVE - BMW E91 Touring 335xi Bi-Turbo (306 Hp N54 Engine) 2006 -\u0026gt; 2008\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFitment – this part is compatible with:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBMW E90 Sedan 335xi Bi-Turbo (306 Hp N54 Engine) '06 -\u0026gt; 04\/2010\u003c\/li\u003e\n\u003cli\u003eBMW E90 Sedan 335xi Bi-turbo 4x4 (500 Hp -\u0026gt; 800 Hp N54 engine conversion) '06 -\u0026gt; 04\/2010\u003c\/li\u003e\n\u003cli\u003eBMW E91 Touring 335xi Bi-Turbo (306 Hp N54 Engine) 2006 -\u0026gt; 2008\u003c\/li\u003e\n\u003cli\u003eBMW E91 Touring 335xi Bi-turbo 4x4 (500 Hp -\u0026gt; 800 Hp N54 engine conversion) '06 -\u0026gt; 04\/2010\u003c\/li\u003e\n\u003cli\u003eBMW E92 Coupé 335xi Bi-turbo (306 Hp N54 Engine) '06 -\u0026gt; 04\/2010\u003c\/li\u003e\n\u003cli\u003eBMW E92 Coupé 335xi Bi-turbo 4x4 (500 Hp -\u0026gt; 800 Hp N54 engine conversion) '06 -\u0026gt; 04\/2012\u003c\/li\u003e\n\u003cli\u003eBMW E93 Cabrio 335xi Bi-turbo (306 Hp N54 Engine) '06 -\u0026gt; 04\/2010\u003c\/li\u003e\n\u003cli\u003eBMW E93 Cabrio 335xi Bi-turbo 4x4 (500 Hp -\u0026gt; 800 Hp N54 engine conversion) '06 -\u0026gt; 04\/2012\u003c\/li\u003e\n\u003cli\u003eALPINA B3 (E90) 4x4 3.0i Bi-Turbo (360 Hp) 2007 -\u0026gt; 2010\u003c\/li\u003e\n\u003cli\u003eALPINA B3 S (E90) 4x4 3.0i Bi-Turbo (400 Hp) 2010 -\u0026gt; 2013\u003c\/li\u003e\n\u003cli\u003eALPINA B3 (E91) 4x4 3.0i Bi-Turbo (360 Hp) 2007 -\u0026gt; 2010\u003c\/li\u003e\n\u003cli\u003eALPINA B3 S (E91) 4x4 3.0i Bi-Turbo (400 Hp) 2010 -\u0026gt; 2013\u003c\/li\u003e\n\u003cli\u003eALPINA B3 (E92) 4x4 3.0i Bi-Turbo (360 Hp) 2007 -\u0026gt; 2010\u003c\/li\u003e\n\u003cli\u003eALPINA B3 S (E92) 4x4 3.0i Bi-Turbo (400 Hp) 2010 -\u0026gt; 2013\u003c\/li\u003e\n\u003cli\u003eALPINA B3 (E93) 4x4 3.0i Bi-Turbo (360 Hp) 2007 -\u0026gt; 2010\u003c\/li\u003e\n\u003cli\u003eALPINA B3 S (E93) 4x4 3.0i Bi-Turbo (400 Hp) 2010 -\u0026gt; 2013\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSupplied by R44 Performance, an authorised Supersprint partner, with fast UK and worldwide delivery. Need help choosing the right option for your build? Contact our team for expert fitment advice.\u003c\/p\u003e","brand":"Supersprint","offers":[{"title":"Default Title","offer_id":57668711842174,"sku":"46111","price":939.6,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0280\/7568\/8011\/files\/80774-2-046111_web-594785.jpg?v=1783671379","url":"https:\/\/r44performance.com\/products\/supersprint-bmw-e90-e91-e92-e93-downpipe-046111","provider":"R44 Performance","version":"1.0","type":"link"}