{"product_id":"kyostar-catless-downpipe-for-2015-2020-bmw-f80-m3-f82-f83-m4-f87-m2-competition-s55-3-0t","title":"KYOSTAR Catless Downpipe for 2015-2020 BMW F80 M3 F82 F83 M4 F87 M2 Competition S55 3.0T","description":"\u003ch5\u003e\u003cstrong\u003e KYOSTAR Catless Downpipe for 2015-2020 BMW F80 M3 F82 F83 M4 F87 M2 Competition S55 3.0T \u003c\/strong\u003e\u003c\/h5\u003e\n\u003cp\u003eThe KYOSTAR Catless Downpipe is designed for BMW S55 3.0T twin-turbo engines, including F80 M3, F82\/F83 M4, and F87 M2 Competition models. This performance exhaust upgrade replaces the restrictive factory catalytic converter section to improve exhaust gas flow, reduce backpressure, and enhance turbocharger efficiency for BMW M enthusiasts seeking improved engine response and performance.\u003c\/p\u003e\n\u003cp\u003eManufactured from high-quality stainless steel with precision TIG welding and factory-style mounting points, the KYOSTAR downpipe provides excellent durability, heat resistance, and long-term reliability under high-performance conditions. Designed for direct bolt-on installation, it features factory-style O2 sensor locations and optimized exhaust routing for BMW S55 powered vehicles.\u003c\/p\u003e\n\u003ch5\u003e\u003cstrong\u003e \u003cspan style=\"text-decoration: underline;\"\u003e Features \u003c\/span\u003e \u003c\/strong\u003e\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003ePerformance Benefit: Improves exhaust flow efficiency and reduces backpressure, helping improve turbocharger response and overall engine performance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTurbo Response Advantage: Enhances exhaust pulse flow and supports improved turbo efficiency on BMW S55 3.0T twin-turbo engines.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMaterial Advantage: Manufactured from durable stainless steel with precision TIG welded joints for excellent strength and heat resistance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInstallation Advantage: Designed with factory-style mounting locations for direct bolt-on installation and proper exhaust alignment.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSound Enhancement: Catless design delivers a deeper and more aggressive exhaust tone compared with the factory exhaust system.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003e\u003cstrong\u003e \u003cspan style=\"text-decoration: underline;\"\u003e Fitment \u003c\/span\u003e \u003c\/strong\u003e\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e2015-2020 BMW F80 M3 S55 3.0T Twin Turbo\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e2015-2020 BMW F82 M4 S55 3.0T Twin Turbo\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e2015-2020 BMW F83 M4 Convertible S55 3.0T Twin Turbo\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e2018-2021 BMW F87 M2 Competition S55 3.0T Twin Turbo\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003e\u003cstrong\u003e \u003cspan style=\"text-decoration: underline;\"\u003e Notes \u003c\/span\u003e \u003c\/strong\u003e\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eCompatible Vehicle:\u003c\/strong\u003e Designed specifically for BMW F80 M3, F82\/F83 M4, and F87 M2 Competition models equipped with the S55 3.0T Twin Turbo engine.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIncompatible Vehicle:\u003c\/strong\u003e Not compatible with BMW models using different engine platforms or exhaust configurations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eVerify Vehicle:\u003c\/strong\u003e Please confirm your vehicle year, chassis code, engine configuration, and exhaust setup before ordering.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eInstallation:\u003c\/strong\u003e Professional installation is recommended. Because this is a catless downpipe, ECU tuning or calibration may be required to properly manage emissions-related warning lights and optimize performance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e This product is intended for off-road and competition use where permitted. Please check local emissions regulations before installation.\u003c\/p\u003e\n\u003ch5\u003e\u003cstrong\u003e \u003cspan style=\"text-decoration: underline;\"\u003e Product Details \u003c\/span\u003e \u003c\/strong\u003e\u003c\/h5\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\" cellspacing=\"0\" cellpadding=\"8\" border=\"1\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eKYOSTAR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSKU\u003c\/td\u003e\n\u003ctd\u003eKD5S010WG\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eCatless Downpipe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVehicle Fitment\u003c\/td\u003e\n\u003ctd\u003eBMW F80 M3 \/ F82 F83 M4 \/ F87 M2 Competition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine\u003c\/td\u003e\n\u003ctd\u003eS55 3.0T Twin Turbo Engine\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChassis\u003c\/td\u003e\n\u003ctd\u003eBMW F-Series M Platform\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003ePerformance Exhaust Upgrade\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eStainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBenefits\u003c\/td\u003e\n\u003ctd\u003eImproved Exhaust Flow, Reduced Backpressure, Enhanced Turbo Response, Aggressive Exhaust Sound\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinish\u003c\/td\u003e\n\u003ctd\u003eNatural Stainless Steel Finish\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExhaust Type\u003c\/td\u003e\n\u003ctd\u003eCatless Downpipe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation\u003c\/td\u003e\n\u003ctd\u003eBolt-On Installation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage Includes\u003c\/td\u003e\n\u003ctd\u003e2 x Catless Downpipes + Installation Hardware\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCondition\u003c\/td\u003e\n\u003ctd\u003eBrand New\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch5\u003e\u003cstrong\u003e \u003cspan style=\"text-decoration: underline;\"\u003e FAQ \u003c\/span\u003e \u003c\/strong\u003e\u003c\/h5\u003e\n\u003ch5\u003e\u003cstrong\u003e Q1: Will this fit my vehicle? \u003c\/strong\u003e\u003c\/h5\u003e\n\u003cp\u003eThe KYOSTAR Catless Downpipe is designed for BMW F80 M3, F82\/F83 M4, and F87 M2 Competition models equipped with the S55 3.0T Twin Turbo engine. Please confirm your vehicle chassis code and engine configuration before purchase.\u003c\/p\u003e\n\u003ch5\u003e\u003cstrong\u003e Q2: Does installation require modification? \u003c\/strong\u003e\u003c\/h5\u003e\n\u003cp\u003eThis downpipe is designed as a direct performance upgrade using factory mounting locations. Professional installation is recommended to ensure proper fitment, alignment, and exhaust sealing.\u003c\/p\u003e\n\u003ch5\u003e\u003cstrong\u003e Q3: Does this require ECU tuning? \u003c\/strong\u003e\u003c\/h5\u003e\n\u003cp\u003eECU tuning is recommended after installing a catless downpipe to optimize engine performance and properly manage oxygen sensor-related changes caused by removing the factory catalytic converter.\u003c\/p\u003e\n\u003ch5\u003e\u003cstrong\u003e Q4: What performance benefits does this provide? \u003c\/strong\u003e\u003c\/h5\u003e\n\u003cp\u003eThe KYOSTAR Catless Downpipe improves exhaust flow efficiency, reduces factory exhaust restriction, enhances turbocharger response, and delivers a more aggressive exhaust tone for BMW S55 3.0T Twin Turbo applications.\u003c\/p\u003e\n\u003cp\u003eProfessional installation is recommended.\u003c\/p\u003e\n\u003cp\u003eKYOSTAR products are quality inspected before shipment. Please contact our support team for installation assistance or after-sales support.\u003c\/p\u003e","brand":"KYOSTAR PERFORMANCE","offers":[{"title":"Ships from U.S. Warehouse","offer_id":53803778801937,"sku":"KD5S010WG-1","price":369.99,"currency_code":"USD","in_stock":false},{"title":"Factory Direct Shipping","offer_id":53803778834705,"sku":"KD5S010WG-2","price":349.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0919\/7361\/5889\/files\/KD5S010WG_1_09d43c5b-3123-417b-ba7f-6bf26f02a574.jpg?v=1784786277","url":"https:\/\/www.kyostars.com\/de\/products\/kyostar-catless-downpipe-for-2015-2020-bmw-f80-m3-f82-f83-m4-f87-m2-competition-s55-3-0t","provider":"KYOSTAR PERFORMANCE","version":"1.0","type":"link"}