BL5455X Billet Dual Ball Bearing Turbocharger Up to 650HPBL5455X Turbocharger Features & SpecsThe Boost LabBL5455X Billet Turbochargeris designed for serious performance enthusiasts demanding fast spool, broad powerband, and top-end efficiency. Capable of supportingup to 650HP, the BL5455X delivers the perfect balance of street manners and track-ready performance.Key Features:Compressor Housing:Ported 4″ Inlet / 2.5″ OutletCompressor Wheel:Point-Milled Billet 10-Blade 58mmTurbine Wheel:55mm Performance Inconel optimized for reduced backpressure and maximum flowBearing Housing:Oil & Water Cooled (Dual Ball Bearing CHRA)Oil Feed Fitting:7/16-24″Water Ports:M14 x 1.5Warranty:1-Year / Unlimited MileageAvailable Turbine Housing Options:T3 .63 A/R w/ 3″ 4-Bolt OutletT3 .82 A/R w/ 3″ 4-Bolt OutletT3 .63 A/R w/ 3″ V-Band OutletT3 .82 A/R w/ 3″ V-Band OutletV-Band In/Out .83 A/RWhy Choose the Boost Lab BL5455X Billet Turbocharger?Engineering for Maximum EfficiencyThe BL5455X features a point-milled billet 54mm compressor wheel and a newly engineered 55mm Inconel turbine wheel, providing exceptional airflow and reduced exhaust restriction. This results in faster spool, improved transient response, and superior top-end power.Dual Ball Bearing DurabilityBuilt around a dual ball bearing, oil & water-cooled CHRA, the BL5455X offers outstanding reliability and high-boost capability. Water cooling is required for optimal performance and long-term bearing life under extreme conditions.Assembled & VSR Balanced In-HouseEvery Boost Lab turbocharger, including the BL5455X, is VSR balanced using Turbo Technics equipment at our facility in Dade City, Florida. This ensures minimal vibration, reduced noise, extended bearing life, and maximum performance consistency.Built by Experts, Trusted by ProfessionalsWith over 35 years of combined turbocharger experience, the Boost Lab team designs, assembles, and tests each turbo with industry-leading precision. From street cars to dedicated race builds, our turbos are trusted by top performance tuners and engine builders worldwide.Talk with a Boost Lab Turbo ExpertHave questions about your build or turbo selection? Speak directly with our experienced team – no automated support, just real turbo experts ready to help.Our team can help you:Select the ideal turbine housing for your setupConfirm fitment and installation optionsOptimize supporting mods for your horsepower goalsCall or email [email protected] to get personalized guidance for your build today.Discover MoreExplore our full lineup ofUniversal Performance Turbochargers- engineered to deliver unmatched quality, performance, and value across a wide range of applications.