{"product_id":"blacklist-velocity-stack-5-5","title":"Blacklist Velocity Stack – 5.5″","description":"\u003cp\u003eBlacklist velocity stack with a smooth bellmouth, a silicone-coupler neck and recessed BL branding.\u003c\/p\u003e\u003cp\u003eThe stack connects end-to-end with the turbo inlet using a separate silicone coupler and two hose clamps. The neck has a \u003cstrong\u003e5.5-inch outside diameter\u003c\/strong\u003e with a retention bead. The 5.5-inch measurement refers to the neck OD, not the flow bore.\u003c\/p\u003e\u003ch3\u003eDetails\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOne complete, black 3D-printed velocity stack\u003c\/li\u003e\n\u003cli\u003e5.5 in \/ 139.70 mm neck OD for a nominal 5.5 in ID silicone coupler\u003c\/li\u003e\n\u003cli\u003e131.70 mm neck flow bore; 4 mm nominal wall\u003c\/li\u003e\n\u003cli\u003e38 mm straight neck; 80 mm overall length\u003c\/li\u003e\n\u003cli\u003e215.15 mm bellmouth entry ID; 219.15 mm maximum lip OD\u003c\/li\u003e\n\u003cli\u003eRecessed BL branding\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhat is included\u003c\/h3\u003e\u003cp\u003eOne printed stack. \u003cstrong\u003eSilicone coupler, hose clamps, filter and turbocharger are not included.\u003c\/strong\u003e This listing is for a physical part, not a digital download.\u003c\/p\u003e\u003ch3\u003eFitment and validation\u003c\/h3\u003e\u003cp\u003eCheck the actual inlet dimensions and available clearance before ordering. No specific turbocharger fitment is claimed. Images show a CAD render and dimensional drawing, not photographs of a finished part. Dimensions are nominal design dimensions; printed fit must be checked.\u003c\/p\u003e\u003cp\u003eThis 5.5-inch design has not been physically fit-tested or tested for coupler retention, temperature suitability, airflow or engine-running performance. Verify material suitability and secure installation before use. No horsepower or airflow gains are claimed.\u003c\/p\u003e","brand":"Blacklist Performance","offers":[{"title":"Default Title","offer_id":67796726120618,"sku":"BL-VS-550-R1","price":65.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0566\/8195\/5498\/files\/blacklist-velocity-stack-5-5-cad-render.png?v=1793452399","url":"https:\/\/blacklistperformancefl.com\/products\/blacklist-velocity-stack-5-5","provider":"Blacklist Performance","version":"1.0","type":"link"}