{"product_id":"f80-dp-redstar-bmw-f80-m3-m4-downpipes","title":"Redstar BMW F80 M3\/M4 Downpipes","description":"\u003cp class=\"redstar-intro\"\u003eTransform the exhaust performance of your BMW M3 F80, M4 F82 and F83, and M2 F22\/F87 Competition with Redstar performance exhaust downpipes engineered for the 3.0 S55 twin turbo engine. These downpipes replace the restrictive factory catalytic converters within the downpipe section to free up exhaust flow for your S55-powered M car.\u003c\/p\u003e\n\u003cp class=\"redstar-intro\"\u003eExpect sharper throttle response, quicker turbo spool, and meaningful power gains from the reduced backpressure and flow-optimised transitions. Optionally, Redstar OEM-style heat shielding uses motorsport-inspired construction to cut radiant heat by up to 80 percent, helping lower under-bonnet temperatures and supporting turbo longevity while enriching the exhaust character with a more assertive note.\u003c\/p\u003e\n\u003cp class=\"redstar-intro\"\u003eBuilt for demanding use, every Redstar downpipe is hand made from premium 2.0mm wall 304L stainless steel, 100 percent TIG welded and back purged, and fitted with OEM-spec 304L stainless steel flanges plus factory-style brackets and mounts. The result is a true 100 percent bolt-on fit that is LHD\/RHD compliant and integrates seamlessly with the original system. Choose Redstar downpipes for uncompromising quality, durability, and a decisive step up in performance and sound.\u003c\/p\u003e\n\u003ch2 class=\"redstar-section-title\"\u003eAvailable Options\u003c\/h2\u003e\n\u003cul class=\"redstar-options\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHJS HD 200cpsi Catalytic Converters:\u003c\/strong\u003e Engineered in Germany and trusted worldwide, the HJS 200cpsi ultra high-performance cats are rated for over 1000hp. Renowned for exceptional flow, durability, and consistent quality, these converters set the benchmark for high-output applications. Ideal for drivers demanding maximum performance without compromise.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGESI GEN2 400cpsi Catalytic Converters:\u003c\/strong\u003e The latest GEN2 series from GESI is rated to support up to 1000hp while offering smoother exhaust flow and improved efficiency compared with factory units. Featuring advanced emissions technology for optimal catalyst function at high flow rates. A strong choice for those seeking significant performance gains with refined operation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOEM-Style Heat Shielding:\u003c\/strong\u003e Redstar's signature thermal management system reduces radiant exhaust heat by up to 80%. Developed with motorsport-inspired materials and construction, it uses a multi-layer design of ceramic insulation and embossed stainless steel foil. Unlike wraps or coatings that degrade quickly, Redstar shielding delivers long-term durability and consistent protection for engine bay components.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"redstar-section-title\"\u003eKey Performance Benefits\u003c\/h2\u003e\n\u003cul class=\"redstar-benefits\"\u003e\n  \u003cli\u003eNoticeable power and torque gains from removing restrictive stock catalytic converters\u003c\/li\u003e\n  \u003cli\u003eFaster turbo spool and crisper throttle response due to reduced backpressure\u003c\/li\u003e\n  \u003cli\u003eLower under-bonnet temperatures when specified with Redstar OEM-style heat shielding\u003c\/li\u003e\n  \u003cli\u003eMore pronounced, motorsport-inspired exhaust tone\u003c\/li\u003e\n  \u003cli\u003eDirect 100 percent bolt-on installation to factory mounting points\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"redstar-section-title\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul class=\"redstar-specifications\"\u003e\n  \u003cli\u003eFlow-optimised smooth transition design\u003c\/li\u003e\n  \u003cli\u003e2.0mm wall 304L stainless steel construction\u003c\/li\u003e\n  \u003cli\u003e100 percent TIG welded and back purged\u003c\/li\u003e\n  \u003cli\u003e100 percent hand made manufacturing\u003c\/li\u003e\n  \u003cli\u003eOEM-spec 304L stainless steel flanges\u003c\/li\u003e\n  \u003cli\u003eBrackets and mounts mirror OEM geometry\u003c\/li\u003e\n  \u003cli\u003eLHD and RHD compliant design\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"redstar-section-title\"\u003eNotes\u003c\/h2\u003e\n\u003cul class=\"redstar-notes\"\u003e\n  \u003cli\u003eEURO 6 compliant when specified with HJS HD 200cpsi catalytic converters\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eManufacturer fitment\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n  \u003cli\u003e2014-2018 M3 F80 Sedan 3.0 S55 Twin Turbo\u003c\/li\u003e\n  \u003cli\u003e2014-2018 M4 F82 Coupe 3.0 S55 Twin Turbo\u003c\/li\u003e\n  \u003cli\u003e2014-2018 M4 F83 Convertible 3.0 S55 Twin Turbo\u003c\/li\u003e\n  \u003cli\u003e2018-2022 M2 F22\/F87 Competition 3.0 S55 Twin Turbo\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eBMW M2 (F87) Coupe CS 2020-2021\u003cbr\u003eBMW M2 (F87) Coupe Competition 2018-2021\u003cbr\u003eBMW M3 (F80) Sedan CS 2018-2018\u003cbr\u003eBMW M3 (F80) Sedan Competition 2016-2018\u003cbr\u003eBMW M3 (F80) Sedan M3 2015-2018\u003cbr\u003eBMW M4 (F82) Coupe CS 2017-2019\u003c\/p\u003e\u003cp\u003e\u003cem\u003eProfessional fitting is recommended.\u003c\/em\u003e\u003c\/p\u003e","brand":"Redstar Exhaust","offers":[{"title":"GESI GEN2 UHO+ 400cpsi 4.5\" \/ Heat Shielded","offer_id":46873083609167,"sku":"F80-DP45-HS","price":6469.0,"currency_code":"AUD","in_stock":true},{"title":"GESI GEN2 UHO+ 400cpsi 4.5\" \/ No Heat Shielding","offer_id":46873083641935,"sku":"F80-DP45","price":5729.0,"currency_code":"AUD","in_stock":true},{"title":"HJS HD 200cpsi 121mm \/ Heat Shielded","offer_id":46873083674703,"sku":"F80-DP121-HS","price":6699.0,"currency_code":"AUD","in_stock":true},{"title":"HJS HD 200cpsi 121mm \/ No Heat Shielding","offer_id":46873083707471,"sku":"F80-DP121","price":5959.0,"currency_code":"AUD","in_stock":true},{"title":"Competition (catless) \/ Heat Shielded","offer_id":46873083740239,"sku":"F80-DPCL-HS","price":2819.0,"currency_code":"AUD","in_stock":true},{"title":"Competition (catless) \/ No Heat Shielding","offer_id":46873083773007,"sku":"F80-DPCL","price":2079.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/4383\/8543\/files\/F80-DP.jpg?v=1790044458","url":"https:\/\/heasmansaus.myshopify.com\/products\/f80-dp-redstar-bmw-f80-m3-m4-downpipes","provider":"heasmansaus","version":"1.0","type":"link"}