{"product_id":"silicone-intercooler-hose-kit-for-smart-fortwo-roadster-2003-2007-0-8l","title":"Silicone Intercooler Hose Kit for Smart Fortwo Roadster (2003-2007) 0.8L","description":"\u003ch2\u003eReinforced Silicone Intercooler Hose Kit for 2003-2007 Smart Fortwo, Roadster\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e The Silicone Intercooler Hose Kit replaces the fragile factory charge-air hoses on the 2003-2007 Smart Fortwo and Roadster to eliminate boost leaks, prevent hose collapse under high thermal loads, and maintain steady manifold pressure.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Smart Fortwo, Roadster Intercooler Hose Degradation\u003c\/h3\u003e\n\u003cp\u003eThe OEM rubber charge-air lines on the rear-mounted \u003cstrong\u003eOM660\u003c\/strong\u003e platform endure persistent heat soak due to the compact rear engine bay of the \u003cstrong\u003eW450\u003c\/strong\u003e and \u003cstrong\u003eW452\u003c\/strong\u003e chassis. Factory vulcanized rubber hoses harden and oxidize when exposed to high under-hood heat cycles and crankcase oil mist blow-by. Over time, this results in sidewall ballooning under boost, micro-fracturing along the bends, and coupling blow-offs at the intercooler inlet and outlet stubs, causing unmetered boost loss and limp-mode conditions.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eMolded from multi-ply reinforced polyester-backed silicone, this direct replacement hose kit eliminates boost expansion across the entire operating range. The oil-resistant inner fluorosilicone liner prevents oil mist saturation and delamination, while the smooth-bore design reduces aerodynamic boundary-layer drag across the charge-air circuit. Rated to withstand elevated burst pressures and continuous temperatures from -65°F to 350°F, it maintains wall rigidity without deforming under rapid throttle actuation.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable width=\"100%\" style=\"border-collapse: collapse; border: 1px solid #e0e0e0; font-size: 14px; margin-bottom: 20px;\"\u003e\n  \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eFitment\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e2003-2007 Smart Fortwo, Roadster\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eEngine \/ Chassis\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e0.8L OM660 Turbo-Diesel \/ W450, W452\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eStock Output\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e41 hp \/ 74 lb-ft\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eReplaces OEM Part #\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003eN\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e2003-2007 Smart Fortwo Coupe \/ Cabrio (W450) 0.8L cdi\u003c\/li\u003e\n  \u003cli\u003e2003-2007 Smart Roadster (W452) 0.8L applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this fit the W450 and W452 Fortwo, Roadster?\u003c\/strong\u003e\u003cbr\u003e Yes, this is a direct fit for the 2003-2007 Smart Fortwo and Roadster equipped with the 0.8L \u003cstrong\u003eOM660\u003c\/strong\u003e engine platform.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs an ECU tune required after installing this hose kit?\u003c\/strong\u003e\u003cbr\u003e No ECU calibration is needed; the kit replicates OEM physical routing while preventing boost bleed.\u003c\/p\u003e\n\n\u003ch3\u003eThe Smart European Caliber\u003c\/h3\u003e\n\u003cp\u003eEngineered to meet stringent European tolerance benchmarks, this multi-ply silicone hose kit delivers a precise, leak-free seal on tight factory intercooler connections, preventing check-engine lights and maintaining consistent pressure ratios in demanding driving conditions.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":50502678249720,"sku":"DS-EJUWWADN6","price":59.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/silicone-intercooler-hose-kit-for-smart-fortwo-roadster-2003-2007-0-8l-1.jpg?v=1789348639","url":"https:\/\/performancechiptuning.com\/products\/silicone-intercooler-hose-kit-for-smart-fortwo-roadster-2003-2007-0-8l","provider":"Performance Chip Tuning","version":"1.0","type":"link"}