{"product_id":"bmw-s58-m2-g80-m3-g82-m4-g87-m2-exhaust-downpipes-high-flow-cats","title":"BMW M2 G80 \/ M3 G82 \/ M4 G87 DOWNPIPES HIGH FLOW CATS","description":"\u003cp class=\"ps-fitting\"\u003e\u003cstrong\u003eFitting price will be sent to you after purchase if selected.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ps-intro\"\u003eUpgrade your BMW G8X M-car with precision-engineered high-flow catted downpipes for the S58 twin-turbo engine. Direct bolt-on installation delivers faster turbo spool, sharper throttle response, and noticeable power gains whilst maintaining emissions compliance.\u003c\/p\u003e\n\u003cdetails class=\"ps-acc\" open\u003e\u003csummary\u003eFeatures\u003c\/summary\u003e\u003cdiv class=\"ps-acc-body\"\u003e\u003cul\u003e\n\u003cli\u003eHigh-flow catalytic converters (200–400 cell) reduce backpressure without sacrificing emissions compliance\u003c\/li\u003e\n\u003cli\u003e~20–30 HP gains on stock tune, up to 60+ HP with ECU tuning\u003c\/li\u003e\n\u003cli\u003eFaster turbo spool and quicker boost response for sharper acceleration\u003c\/li\u003e\n\u003cli\u003eDeeper, more aggressive exhaust tone with enhanced turbo character\u003c\/li\u003e\n\u003cli\u003ePremium T304 stainless steel construction with TIG-welded mandrel-bent piping\u003c\/li\u003e\n\u003cli\u003eDirect bolt-on fitment compatible with factory or aftermarket exhaust systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"ps-acc\"\u003e\u003csummary\u003eSpecifications\u003c\/summary\u003e\u003cdiv class=\"ps-acc-body\"\u003e\u003ctable class=\"ps-spec\"\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eT304 stainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eConstruction\u003c\/th\u003e\n\u003ctd\u003eMandrel-bent piping with TIG-welded joints\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCatalytic Converter Type\u003c\/th\u003e\n\u003ctd\u003eHigh-flow (200–400 cell)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEngine\u003c\/th\u003e\n\u003ctd\u003eS58 twin-turbo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFitment Type\u003c\/th\u003e\n\u003ctd\u003eDirect bolt-on (OEM compatible)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEmissions\u003c\/th\u003e\n\u003ctd\u003eCompliant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"ps-acc\"\u003e\u003csummary\u003ePackage Includes\u003c\/summary\u003e\u003cdiv class=\"ps-acc-body\"\u003e\u003cul\u003e\n\u003cli\u003ePair of high-flow catted downpipes\u003c\/li\u003e\n\u003cli\u003eMounting hardware\u003c\/li\u003e\n\u003cli\u003eO2 sensor bungs\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"ps-acc\"\u003e\u003csummary\u003eFitment\u003c\/summary\u003e\u003cdiv class=\"ps-acc-body\"\u003e\u003cul\u003e\n\u003cli\u003eBMW G87 M2 (S58)\u003c\/li\u003e\n\u003cli\u003eBMW G80 M3\u003c\/li\u003e\n\u003cli\u003eBMW G80 M3 Competition\u003c\/li\u003e\n\u003cli\u003eBMW G82 M4\u003c\/li\u003e\n\u003cli\u003eBMW G82 M4 Competition\u003c\/li\u003e\n\u003cli\u003eBMW G83 M4 (where applicable)\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"ps-acc\"\u003e\u003csummary\u003eInstallation\u003c\/summary\u003e\u003cdiv class=\"ps-acc-body\"\u003e\u003cul\u003e\n\u003cli\u003eDirect bolt-on replacement—no cutting or major modification required. Retain factory mounting points.\u003c\/li\u003e\n\u003cli\u003eCompatible with both factory and aftermarket exhaust systems. O2 sensor bungs included to prevent check engine lights.\u003c\/li\u003e\n\u003cli\u003eProfessional fitting recommended if unfamiliar with exhaust work or to ensure proper sensor integration and sealing.\u003c\/li\u003e\n\u003cli\u003eAllow time for the system to bed in; initial exhaust odour is normal.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails class=\"ps-acc\"\u003e\u003csummary\u003eFAQs\u003c\/summary\u003e\u003cdiv class=\"ps-acc-body\"\u003e\n\u003cp\u003e\u003cstrong\u003eWill this trigger a check engine light?\u003c\/strong\u003e\u003cbr\u003eNo, the high-flow catalytic converters and included O2 sensor bungs are designed to prevent CEL codes. However, ECU tuning or remapping may be required to maximise performance gains and prevent secondary warnings.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this fit my BMW G8X M-car?\u003c\/strong\u003e\u003cbr\u003eYes, these downpipes fit BMW G87 M2, G80 M3 \/ M3 Competition, and G82 \/ G83 M4 \/ M4 Competition models. Verify your model and year during checkout.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow much power will I gain?\u003c\/strong\u003e\u003cbr\u003eExpect ~20–30 HP on a stock tune. With ECU remapping, gains can reach 60+ HP. Actual results depend on your tune, fuel quality, and existing setup.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I install these myself?\u003c\/strong\u003e\u003cbr\u003eYes, as a bolt-on upgrade. However, proper fitment of O2 sensors and exhaust sealing is critical. Professional installation is recommended for optimal results and warranty coverage.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/details\u003e","brand":"Project Styling","offers":[{"title":"Default Title","offer_id":57052867461498,"sku":"47966271340758","price":1089.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0730\/2748\/6009\/files\/H7f791cba7eee4459a1b29167beeb12c0t.jpg?v=1783535960","url":"https:\/\/projectstyling.co.uk\/products\/bmw-s58-m2-g80-m3-g82-m4-g87-m2-exhaust-downpipes-high-flow-cats","provider":"PROJECT STYLING","version":"1.0","type":"link"}