{"product_id":"racing-lab-89-mm-catless-downpipes-bmw-s55","title":"S55 Catless Downpipes – BMW M2 Competition \/ M3 \/ M4 (F8X)","description":"\u003cp\u003eDesigned for BMW vehicles powered by the S55 twin-turbo engine, these 89 mm catless downpipes replace the restrictive factory primary catalytic converters with a direct, high-flow exhaust path for sharper turbo response and a more aggressive exhaust note.\u003c\/p\u003e\n\u003cp\u003eThe one-piece hydroformed main sections create smooth, consistent bends with fewer welded joints. Combined with 304 stainless-steel construction and integrated flex sections, this design offers excellent flow, strength, heat resistance, and long-term durability.\u003c\/p\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBMW F80 M3 - S55 engine\u003c\/li\u003e\n\u003cli\u003eBMW F82 \/ F83 M4 - S55 engine\u003c\/li\u003e\n\u003cli\u003eBMW F87 M2 Competition \/ M2 CS - S55 engine\u003c\/li\u003e\n\u003cli\u003eLeft-hand-drive and right-hand-drive vehicles, subject to vehicle configuration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e89 mm straight-through catless design\u003c\/li\u003e\n\u003cli\u003eOne-piece hydroformed main sections for smoother flow and fewer welds\u003c\/li\u003e\n\u003cli\u003e304 stainless-steel construction\u003c\/li\u003e\n\u003cli\u003eIntegrated flex sections and oxygen-sensor ports\u003c\/li\u003e\n\u003cli\u003eReduced exhaust restriction and improved turbo response\u003c\/li\u003e\n\u003cli\u003eMore aggressive turbo and exhaust sound\u003c\/li\u003e\n\u003cli\u003eIncludes left and right downpipes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eImportant Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFOR CLOSED-COURSE COMPETITION \/ TRACK USE ONLY.\u003c\/li\u003e\n\u003cli\u003eNot intended for use on public roads where removal of emissions equipment is prohibited.\u003c\/li\u003e\n\u003cli\u003eProfessional installation and suitable ECU calibration are recommended.\u003c\/li\u003e\n\u003cli\u003eS55 only. Not compatible with the N55-powered original F87 M2.\u003c\/li\u003e\n\u003cli\u003ePlease confirm compatibility before ordering, especially for OPF\/GPF-equipped or modified vehicles.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Racing Lab","offers":[{"title":"Default Title","offer_id":67489626390832,"sku":null,"price":1059.0,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0992\/5967\/9024\/files\/41_caf6045a-7e13-43e8-9ea1-bd0db29c0c61.png?v=1789605827","url":"https:\/\/ismotorracingshop.com\/products\/racing-lab-89-mm-catless-downpipes-bmw-s55","provider":"IS Motor Racing","version":"1.0","type":"link"}