{"product_id":"valvetronic-designs-bmw-gen3-b58-400-cell-catted-downpipes-bmwb58gen3ff400cbr","title":"Valvetronic Designs BMW GEN3 B58 400 Cell Catted Downpipes (BMW.B58.GEN3.FF.400C.BR)","description":"\u003cp\u003eValvetronic Designs 400-Cell Catted Downpipe for the BMW B58 Gen 3 platform enhances performance while retaining a catalytic converter for improved street usability.\u003c\/p\u003e\u003cp\u003eThe high-flow 400-cell metallic catalyst reduces exhaust restriction allowing quicker turbo spool and stronger mid-range power delivery. Compared to factory components this upgrade delivers improved sound and responsiveness while helping maintain a refined exhaust profile.\u003c\/p\u003e\u003cp\u003eManufactured from high-grade stainless steel and engineered for direct bolt-on installation this downpipe is built for durability and daily-driven reliability. Tuning may be required to prevent check engine lights and optimize performance.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHigh-flow 400-cell metallic catalyst\u003c\/li\u003e\n\u003cli\u003eImproved Spool And Throttle Response\u003c\/li\u003e\n\u003cli\u003eReduced Backpressure\u003c\/li\u003e\n\u003cli\u003eOEM-style fitment\u003c\/li\u003e\n\u003cli\u003eStainless Steel Construction\u003c\/li\u003e\n\u003cli\u003eDeeper Exhaust Tone\u003c\/li\u003e\n\u003cli\u003eReduced Odor VS Catless\u003c\/li\u003e\n\u003cli\u003eDesigned To Minimize CEL With Tuning.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Valvetronic Designs","offers":[{"title":"Default Title","offer_id":42617748226135,"sku":"BMW.B58.GEN3.FF.400C.BR","price":1999.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/8642\/1591\/files\/B58_20DP_20Photo_20Prim.png?v=1773674152","url":"https:\/\/jmautosports.com\/products\/valvetronic-designs-bmw-gen3-b58-400-cell-catted-downpipes-bmwb58gen3ff400cbr","provider":"JM Auto Racing","version":"1.0","type":"link"}