{"product_id":"evolve-catless-downpipes-bmw-f87-m2-competition-f80-m3-f82-f83-m4-s55","title":"Evolve Catless Downpipes | BMW F87 M2 Competition | F80 M3 | F82\/F83 M4 | S55","description":"\u003ch3\u003eEvolve Catless Turbo Downpipes\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eBMW F87 M2 Competition | F80 M3 | F82\/F83 M4\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eImprove exhaust flow, turbo response, and sound on your S55-powered BMW with the Evolve Catless Turbo Downpipes.\u003c\/p\u003e\n\u003cp\u003eDesigned to replace the restrictive factory catalytic downpipes, this system significantly reduces exhaust back pressure and allows the turbochargers to spool more quickly. The result is sharper throttle response, improved performance potential, and a deeper, more aggressive exhaust tone.\u003c\/p\u003e\n\u003cp\u003eConstructed from stainless steel with TIG-welded joints and cast turbo-side connections, these 3-inch downpipes are built for strength, proper fitment, and reliable performance under demanding conditions.\u003c\/p\u003e\n\u003cp\u003eThe downpipes are designed to connect to the factory exhaust system or compatible aftermarket exhaust systems that retain the original downpipe connection points.\u003c\/p\u003e\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCatless turbo downpipe configuration\u003c\/li\u003e\n\u003cli\u003eReduces restrictive factory exhaust back pressure\u003c\/li\u003e\n\u003cli\u003eSupports quicker turbo spool and improved response\u003c\/li\u003e\n\u003cli\u003eDeeper and more aggressive exhaust sound\u003c\/li\u003e\n\u003cli\u003eStainless-steel construction\u003c\/li\u003e\n\u003cli\u003ePrecision TIG-welded joints\u003c\/li\u003e\n\u003cli\u003eCast turbo-side connection ends\u003c\/li\u003e\n\u003cli\u003eThree-inch pipe diameter\u003c\/li\u003e\n\u003cli\u003eCompatible with the stock exhaust system\u003c\/li\u003e\n\u003cli\u003eCompatible with aftermarket exhausts designed for factory downpipes\u003c\/li\u003e\n\u003cli\u003eDesigned for BMW S55-powered vehicles\u003c\/li\u003e\n\u003cli\u003ePotential gains of approximately 60–70 bhp and 70–80 lb-ft of torque when combined with compatible Stage 2 tuning\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePower gains are manufacturer estimates and can vary depending on tuning, fuel quality, supporting modifications, vehicle condition, and environmental conditions.\u003c\/p\u003e\n\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBMW M2 Competition F87\u003c\/li\u003e\n\u003cli\u003eBMW M3 F80\u003c\/li\u003e\n\u003cli\u003eBMW M4 Coupe F82\u003c\/li\u003e\n\u003cli\u003eBMW M4 Convertible F83\u003c\/li\u003e\n\u003cli\u003eVehicles equipped with the S55 engine\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eImportant Notice\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eThis product is not road legal and is intended for closed-course competition or off-road use only.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eRemoval of factory catalytic converters may cause a check-engine light, increased emissions, exhaust odor, and failure of state or federal emissions inspections. Proper tuning may be required.\u003c\/p\u003e\n\u003cp\u003eThe purchaser is responsible for confirming all local, state, and federal laws before ordering or installing this product.\u003c\/p\u003e\n\u003ch3\u003eAvailability\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eAvailable to Order\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eContact Uproar Customs for current availability and estimated lead time.\u003c\/p\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eProfessional installation by an experienced BMW technician is strongly recommended. New gaskets and mounting hardware should be inspected or replaced where necessary.\u003c\/p\u003e\n\u003cp\u003eUproar Customs does not provide installation instructions, tuning, emissions assistance, or technical support for self-installation.\u003c\/p\u003e","brand":"Uproar Customs","offers":[{"title":"Default Title","offer_id":47278969258153,"sku":null,"price":749.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0701\/1575\/4153\/files\/evolve-catless-turbo-downpipes-bmw-2-series-f87-m2-competition-3-series-f80-m3-4-series-f82-f83-m4-s55-612601_jpg.webp?v=1784657556","url":"https:\/\/www.uproarcustoms.com\/products\/evolve-catless-downpipes-bmw-f87-m2-competition-f80-m3-f82-f83-m4-s55","provider":"Uproar Customs","version":"1.0","type":"link"}