{"product":{"id":10933121057110,"title":"MST Performance Silicone Boost Hose Kit - Ford Focus MK4 1.5T 2019+ | MST-FO-MK4012","body_html":"\u003ch2\u003eSummary\u003c\/h2\u003e\u003cp\u003eThis MST Performance silicone boost hose kit replaces the factory boost hoses on the Ford Focus Mk4 1.5T EcoBoost (2019 onwards) with a direct high-flow alternative to the restrictive standard parts. Boost plumbing is one of those jobs you do once and stop thinking about: silicone hoses in place of the originals, the routing the car was designed with, and a more deliberate look under the bonnet of a turbocharged Focus that is being built rather than just driven.\u003c\/p\u003e\u003ch2\u003eBest For\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFocus Mk4 1.5T owners renewing or upgrading the factory boost hoses\u003c\/li\u003e\n\u003cli\u003eStaged builds where the boost-side plumbing is being done alongside other intake work\u003c\/li\u003e\n\u003cli\u003eDaily-driven cars where the swap has to be straightforward and vehicle-specific\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eKey Specs\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eManufacturer: MST Performance\u003c\/li\u003e\n\u003cli\u003eProduct Type: Silicone boost hose kit\u003c\/li\u003e\n\u003cli\u003eSKU: MST-FO-MK4012\u003c\/li\u003e\n\u003cli\u003eVehicle Application: Ford Focus Mk4 1.5T EcoBoost, 2019 onwards\u003c\/li\u003e\n\u003cli\u003eMaterial: Silicone hoses\u003c\/li\u003e\n\u003cli\u003eFitment type: vehicle-specific\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhy Replace The Factory Boost Hoses\u003c\/h2\u003e\u003cp\u003eUnder boost, every joint and hose in the charge system is doing real work. Rather than generic lengths of hose trimmed to roughly fit, this kit is shaped for the Mk4 1.5T, so it goes on as a direct replacement for the restrictive factory items. Working through the intake side in one go? Add the \u003ca href=\"\/products\/mst-performance-air-scoop-ford-focus-mk4-1-0t-2019-mst-fo-mk4015\"\u003eMST air scoop for the Focus Mk4\u003c\/a\u003e, or browse the full \u003ca href=\"\/collections\/mst-performance\"\u003eMST Performance range\u003c\/a\u003e.\u003c\/p\u003e\u003ch2\u003eFitment And Setup Checks\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSupported application: Ford Focus Mk4 with the 1.5T EcoBoost engine, 2019 onwards.\u003c\/li\u003e\n\u003cli\u003eThe kit is specific to the 1.5T - confirm the part number matches your exact model and engine before ordering.\u003c\/li\u003e\n\u003cli\u003eBoost-side joints need to be seated and clamped correctly to hold pressure; if you are unsure, use a professional fitter.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer\u003c\/th\u003e\n\u003ctd\u003eMST Performance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Type\u003c\/th\u003e\n\u003ctd\u003eSilicone Boost Hose Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSKU\u003c\/th\u003e\n\u003ctd\u003eMST-FO-MK4012\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eVehicle Application\u003c\/th\u003e\n\u003ctd\u003eFord Focus MK4 1.5T, 2019 onwards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eSilicone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003ch3\u003eIs this a direct fit for the standard hoses?\u003c\/h3\u003e\u003cp\u003eYes - it is engineered as a direct high-flow replacement for the factory boost hoses on the Focus Mk4 1.5T, following the original routing.\u003c\/p\u003e\u003ch3\u003eWhich Focus models does this kit suit?\u003c\/h3\u003e\u003cp\u003eIt covers the Focus Mk4 with the 1.5T EcoBoost engine from 2019 onwards. Check the part number against your exact model and engine before ordering.\u003c\/p\u003e","vendor":"MST Performance","product_type":"Intake Pipework","created_at":"2026-07-03T13:01:14+01:00","handle":"mst-performance-silicone-boost-hose-kit-ford-focus-mk4-1-5t-2019-mst-fo-mk4012","updated_at":"2026-08-21T08:21:31+01:00","published_at":"2026-07-03T13:01:14+01:00","template_suffix":null,"published_scope":"global","tags":"brand:mst-performance, cat:air-intake, dept:performance-parts, fits:ford-focus, make:ford, type:intake-pipe","variants":[{"id":54418575851862,"product_id":10933121057110,"title":"Default Title","price":"275.14","sku":"MST-FO-MK4012","position":1,"compare_at_price":"","fulfillment_service":"manual","inventory_management":null,"option1":"Default Title","option2":null,"option3":null,"created_at":"2026-07-03T13:01:15+01:00","updated_at":"2026-08-21T08:21:31+01:00","taxable":true,"barcode":null,"grams":2000,"image_id":null,"weight":2.0,"weight_unit":"kg","requires_shipping":true,"quantity_rule":{"min":1,"max":null,"increment":1},"price_currency":"GBP","compare_at_price_currency":"","quantity_price_breaks":[]}],"options":[{"id":14003697385814,"product_id":10933121057110,"name":"Title","position":1,"values":["Default Title"]}],"images":[{"id":82424589582678,"product_id":10933121057110,"position":1,"created_at":"2026-07-14T13:11:11+01:00","updated_at":"2026-07-14T13:11:13+01:00","alt":"MST Performance Silicone Boost Hose Kit – Ford Focus MK4 1.5T 2019+ | MST-FO-MK4012 | Image 1","width":1800,"height":1243,"src":"https:\/\/cdn.shopify.com\/s\/files\/1\/0952\/1849\/9926\/files\/6763d806-ee54-4d2c-b7b4-a4777010b6ba__66447.jpg?v=1784031073","variant_ids":[]},{"id":82424589615446,"product_id":10933121057110,"position":2,"created_at":"2026-07-14T13:11:11+01:00","updated_at":"2026-07-14T13:11:13+01:00","alt":"MST Performance Silicone Boost Hose Kit – Ford Focus MK4 1.5T 2019+ | MST-FO-MK4012 | Image 2","width":1800,"height":1243,"src":"https:\/\/cdn.shopify.com\/s\/files\/1\/0952\/1849\/9926\/files\/e239cc91-f021-4e27-8b99-0897bf3ea3d6__11873.jpg?v=1784031073","variant_ids":[]},{"id":82424589648214,"product_id":10933121057110,"position":3,"created_at":"2026-07-14T13:11:11+01:00","updated_at":"2026-07-14T13:11:13+01:00","alt":"MST Performance Silicone Boost Hose Kit – Ford Focus MK4 1.5T 2019+ | MST-FO-MK4012 | Image 3","width":1800,"height":1243,"src":"https:\/\/cdn.shopify.com\/s\/files\/1\/0952\/1849\/9926\/files\/4416358f-f8d0-4664-be6b-c292c5ac1476__91923.jpg?v=1784031073","variant_ids":[]}],"image":{"id":82424589582678,"product_id":10933121057110,"position":1,"created_at":"2026-07-14T13:11:11+01:00","updated_at":"2026-07-14T13:11:13+01:00","alt":"MST Performance Silicone Boost Hose Kit – Ford Focus MK4 1.5T 2019+ | MST-FO-MK4012 | Image 1","width":1800,"height":1243,"src":"https:\/\/cdn.shopify.com\/s\/files\/1\/0952\/1849\/9926\/files\/6763d806-ee54-4d2c-b7b4-a4777010b6ba__66447.jpg?v=1784031073","variant_ids":[]}}}