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🔥 S366/74 T3 .80 Wastegated Turbo – High-Performance Street Turbo for 650–750+ HP Builds
The S366/74 T3 .80 Wastegated Turbo is the perfect upgrade for diesel enthusiasts seeking strong top-end power without sacrificing drivability. With flow capabilities of 650–700+ HP—and up to 750+ HP with the optional billet wheel—this turbo delivers hard-hitting boost, fast spool-up, and dependable power for daily-driven street trucks or competition setups.
Designed with a T3 mounting flange and a .80 A/R twin-scroll turbine housing, this turbo is ideal for 2nd Gen Cummins and other compatible diesel builds. The integrated wastegate ensures smooth, predictable boost control under heavy throttle, while the optional billet wheel upgrade reduces lag and enhances airflow for even greater output.
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⚙️ Key Features:
66mm Compressor / 74mm Turbine Wheel – Balanced for both drivability and high-end power
T3 Flange – Direct bolt-on for 2nd Gen Cummins and other T3 manifold setups
.80 A/R Wastegated Twin-Scroll Housing – Provides fast spool and strong top-end flow
Supports 650–700+ HP with cast wheel; 750+ HP with billet wheel upgrade
Optional Billet Compressor Wheel – Faster spool, increased efficiency, cooler EGTs
Streetable & Reliable – Perfect for performance-driven daily drivers
Integrated Wastegate – Ensures consistent boost control under all conditions
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✅ Ideal For:
2nd Gen 5.9L Cummins builds
Hot street trucks and street/strip setups
Performance diesel enthusiasts who want power without giving up throttle response
Mild to moderate competition applications
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📦 What’s Included:
S366/74 T3 .80 Wastegated Turbocharger
Adjustable wastegate actuator
Full turbo install gasket kit
Optional billet wheel (select before checkout)
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🛒 Upgrade today with the S366/74 .80 T3 Wastegated Turbo for serious power, smooth drivability, and reliable boost control—whether you're towing, racing, or daily driving. Join the 5Blade Mafia™ and feel the difference in power and precision.
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