{"product_id":"bmw-b58-3-0t-ihc-catless-stainless-steel-turbo-downpipe-2-3-4-5-series","title":"BMW B58 3.0T IHC CATLESS DOWNPIPE (2\/3\/4\/5\/Series \u0026 SUPRA)","description":"\u003cp\u003eSharpen the exhaust performance and throttle response of your vehicle with this IHC catless turbo downpipe test pipe, precision-engineered exclusively for the 2018–2023 BMW 3 Series, 4 Series, and 5 Series platforms equipped with the B58 3.0T turbocharged inline-six engine (including M340i, M440i, and 540i). Replacing the highly restrictive factory catalytic converter, this high-flow performance downpipe reduces backpressure dramatically, unleashing faster turbo spool, increased horsepower, and a deep, aggressive exhaust note.\u003c\/p\u003e\n\u003cp\u003eManufactured from premium-grade TIG-welded 304 stainless steel, this straight test pipe downpipe features smooth radius mandrel bends and precision CNC flanges that guarantee structural integrity under extreme exhaust heat and boost pressures. Engineered for direct bolt-on fitment, it integrates seamlessly with both OEM and aftermarket exhaust systems while optimizing underbody airflow and thermal management for peak track performance.\u003c\/p\u003e","brand":"InHouseCarbonz","offers":[{"title":"M240i \/ Gen 1","offer_id":48348099936393,"sku":null,"price":1550.0,"currency_code":"AED","in_stock":true},{"title":"M240i \/ Gen 2","offer_id":48360315158665,"sku":null,"price":1550.0,"currency_code":"AED","in_stock":true},{"title":"M240i \/ Gen 3","offer_id":48360315191433,"sku":null,"price":1550.0,"currency_code":"AED","in_stock":true},{"title":"M340i \/ Gen 1","offer_id":48348099969161,"sku":null,"price":1550.0,"currency_code":"AED","in_stock":true},{"title":"M340i \/ Gen 2","offer_id":48360315224201,"sku":null,"price":1550.0,"currency_code":"AED","in_stock":true},{"title":"M340i \/ Gen 3","offer_id":48360315256969,"sku":null,"price":1550.0,"currency_code":"AED","in_stock":true},{"title":"M440i \/ Gen 1","offer_id":48348100001929,"sku":null,"price":1550.0,"currency_code":"AED","in_stock":true},{"title":"M440i \/ Gen 2","offer_id":48360315289737,"sku":null,"price":1550.0,"currency_code":"AED","in_stock":true},{"title":"M440i \/ Gen 3","offer_id":48360315322505,"sku":null,"price":1550.0,"currency_code":"AED","in_stock":true},{"title":"M540i \/ Gen 1","offer_id":48348100034697,"sku":null,"price":1550.0,"currency_code":"AED","in_stock":true},{"title":"M540i \/ Gen 2","offer_id":48360315355273,"sku":null,"price":1550.0,"currency_code":"AED","in_stock":true},{"title":"M540i \/ Gen 3","offer_id":48360315388041,"sku":null,"price":1550.0,"currency_code":"AED","in_stock":true},{"title":"SUPRA MK5 \/ Gen 1","offer_id":48349211984009,"sku":null,"price":1550.0,"currency_code":"AED","in_stock":true},{"title":"SUPRA MK5 \/ Gen 2","offer_id":48360315420809,"sku":null,"price":1550.0,"currency_code":"AED","in_stock":true},{"title":"SUPRA MK5 \/ Gen 3","offer_id":48360315453577,"sku":null,"price":1550.0,"currency_code":"AED","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/0848\/5513\/files\/Gemini_Generated_Image_1mlrwn1mlrwn1mlr.jpg?v=1789453621","url":"https:\/\/inhousecarbonz.com\/products\/bmw-b58-3-0t-ihc-catless-stainless-steel-turbo-downpipe-2-3-4-5-series","provider":"InHouseCarbonz","version":"1.0","type":"link"}