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Elevate the performance of your LS or LT engine with our premium selection of intake manifolds. Designed to enhance airflow and fuel delivery, these intake manifolds are engineered for high-performance street and racing applications. Whether you need a single-plane manifold for a classic LS1, a high-rise intake for your LS3, or a race-ready manifold for your LT engine, we offer solutions from leading brands like Texas Speed, Holley, MSD, and BTR. Maximize horsepower and torque by choosing the right intake manifold for your specific build and engine configuration.
Whether you're upgrading a daily driver or building a race engine, these intake manifolds provide the performance gains you need to get the most out of your LS or LT engine.
It depends on your engine setup and performance goals. For street applications, mid-rise and single-plane intakes are popular choices. For high-performance and racing, hi-ram and ultra-low-profile intakes are ideal.
Many intake manifolds, like the Texas Speed TITAN 102mm, are compatible with larger throttle bodies, typically in the 90 mm-102 mm range. Always check the specific manifold’s requirements for throttle body compatibility.
Yes, manifolds like the BTR Trinity Intake Manifold and Holley Modular Lo-Ram are designed to handle the increased airflow demands of boosted engines, providing enhanced performance under high pressure.
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Looking for an Affordable, In Stock, Plug and Play wiring harness for your LS Swap? PSI sells Standalone Wiring Harnesses for GM Gen II, III, IV, & V LS/LT based engines and transmissions. These harnesses include the Gen II LT1/LT4, Gen III (24x) LS1/LS6 and Vortec Truck Engines as well as Gen IV (58x) LS2, LS3, LS7, & Vortec and GEN V LT / ECOTEC3 Engines. All PSI Harnesses are Made in the USA. In addition to wiring harnesses, PSI carries Holley Products, Vintage Air A/C, Dakota Digital Gauges, HPTuners and PCM programming, Fuel Pump Kits, Engine Sensors, Extension Harnesses, Replacement GM connector pigtails and a complete line of hardware to complete your conversion needs!
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2029 Route 88
Brick, NJ 08724
ph. 732-276-8589 Mon-Fri: 8:00am to 6:00pm ET
customerservice@psiconversion.com
sales@psiconversion.com
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