{"product":{"id":10933118337366,"title":"MST Performance Silicone Boost Hose Kit – Ford Focus MK3 1.5 TDCi 2014-2022 | MST-FO-MK303","body_html":"\u003ch2\u003eSummary\u003c\/h2\u003e\u003cp\u003eThis MST Performance silicone boost hose kit rebuilds the MK3 Focus diesel's charge-air plumbing in materials that last: 5-ply and 3-ply silicone construction with stainless steel wire reinforcement, replacing the factory rubber hoses as a direct swap. Covering the 1.5 TDCi (2014-2022), 1.6 TDCi (2010-2020) and 2.0 TDCi (2011-2020), the smooth internal surface keeps airflow clean while the layered construction resists heat, pressure and age.\u003c\/p\u003e\u003ch2\u003eBest For\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMK3 TDCi owners replacing soft, ageing factory hoses before they let go\u003c\/li\u003e\n\u003cli\u003eRemapped or hard-working diesels needing hoses that hold higher boost\u003c\/li\u003e\n\u003cli\u003eFleet-turned-private cars getting a proper under-bonnet refresh\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-MK303\u003c\/li\u003e\n\u003cli\u003eVehicle Application: Ford Focus MK3 — 1.5 TDCi 2014-2022, 1.6 TDCi 2010-2020, 2.0 TDCi 2011-2020\u003c\/li\u003e\n\u003cli\u003eMaterial: 5-ply and 3-ply silicone, stainless steel wire reinforced\u003c\/li\u003e\n\u003cli\u003eReplaces: Factory rubber boost hoses, direct swap\u003c\/li\u003e\n\u003cli\u003eFitment type: vehicle-specific, direct replacement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eLayered Silicone Versus Old Rubber\u003c\/h2\u003e\u003cp\u003eMulti-ply silicone with wire reinforcement holds its shape under boost, so the hose neither balloons nor collapses as pressure swings — that is what the 5-ply and 3-ply construction is for. Factory rubber softens with heat and oil exposure over the years; this kit resets the whole run in one go. Driving the earlier MK2 diesel instead? Its \u003ca href=\"\/products\/mst-performance-silicone-boost-hose-kit-ford-focus-mk2-1-6-tdci-2005-2012-more-mst-fo-mk302\"\u003ededicated MK2 boost hose kit\u003c\/a\u003e is here.\u003c\/p\u003e\u003ch2\u003eFitment And Setup Checks\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMatch your engine and years: 1.5 TDCi 2014-2022, 1.6 TDCi 2010-2020, 2.0 TDCi 2011-2020\u003c\/li\u003e\n\u003cli\u003eMK2 Focus diesels use the earlier kit, not this one\u003c\/li\u003e\n\u003cli\u003eRenew any corroded clamps while the old hoses are off\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eMST Performance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eSilicone boost hose kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSKU\u003c\/td\u003e\n\u003ctd\u003eMST-FO-MK303\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVehicle Application\u003c\/td\u003e\n\u003ctd\u003eFord Focus MK3 1.5 TDCi 2014-2022; MK3 1.6 TDCi 2010-2020; MK3 2.0 TDCi 2011-2020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003e5-ply and 3-ply silicone, stainless steel wire reinforced\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReplaces\u003c\/td\u003e\n\u003ctd\u003eFactory rubber boost hoses\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003ch3\u003eWhat does the ply construction actually mean?\u003c\/h3\u003e\u003cp\u003eEach hose is built from layered silicone — 5-ply or 3-ply depending on the section — with stainless steel wire reinforcement, so it stays dimensionally stable under boost instead of swelling like tired rubber.\u003c\/p\u003e\u003ch3\u003eWill these fit my MK3.5 facelift car?\u003c\/h3\u003e\u003cp\u003eThe year ranges in the table run to 2020-2022 depending on engine, which spans facelift builds — match your engine and year, and ask us if your car sits at a boundary.\u003c\/p\u003e\u003ch3\u003eDo I need special tools to fit them?\u003c\/h3\u003e\u003cp\u003eIt is a direct swap for the factory hoses with standard hand tools; allow time to access the lower runs and check every clamp as you go.\u003c\/p\u003e","vendor":"MST Performance","product_type":"Intake Pipework","created_at":"2026-07-03T13:01:09+01:00","handle":"mst-performance-silicone-boost-hose-kit-ford-focus-mk3-1-5-tdci-2014-2022-mst-fo-mk303","updated_at":"2026-08-21T09:22:10+01:00","published_at":"2026-07-03T13:01:09+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":54418572411222,"product_id":10933118337366,"title":"Default Title","price":"285.69","sku":"MST-FO-MK303","position":1,"compare_at_price":"","fulfillment_service":"manual","inventory_management":null,"option1":"Default Title","option2":null,"option3":null,"created_at":"2026-07-03T13:01:09+01:00","updated_at":"2026-08-21T09:22:10+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":14003694502230,"product_id":10933118337366,"name":"Title","position":1,"values":["Default Title"]}],"images":[{"id":82424589451606,"product_id":10933118337366,"position":1,"created_at":"2026-07-14T13:11:09+01:00","updated_at":"2026-07-14T13:11:11+01:00","alt":"MST Performance Silicone Boost Hose Kit – Ford Focus MK3 1.5 TDCi 2014-2022 | MST-FO-MK303 | Image 1","width":1242,"height":858,"src":"https:\/\/cdn.shopify.com\/s\/files\/1\/0952\/1849\/9926\/files\/2d10fcea-5f73-4315-b5a6-a2265b0c1c2c__51764.jpg?v=1784031071","variant_ids":[]}],"image":{"id":82424589451606,"product_id":10933118337366,"position":1,"created_at":"2026-07-14T13:11:09+01:00","updated_at":"2026-07-14T13:11:11+01:00","alt":"MST Performance Silicone Boost Hose Kit – Ford Focus MK3 1.5 TDCi 2014-2022 | MST-FO-MK303 | Image 1","width":1242,"height":858,"src":"https:\/\/cdn.shopify.com\/s\/files\/1\/0952\/1849\/9926\/files\/2d10fcea-5f73-4315-b5a6-a2265b0c1c2c__51764.jpg?v=1784031071","variant_ids":[]}}}