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"Classic Style" Standalone LS Engine Harness

$699.99
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Air Cleaner Adapter Kit for Classic Style LS

$249.99
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Billet Classic LS Air Cleaner Adapter

$99.99
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Billet Classic LS Throttle Body Adapter

$149.99
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LS3 Bosch MAP Sensor

$39.99

Get the perfect OE or Hot Rod look on your LS swap with this kit! Includes everything you need to run an Air cleaner on your LS engine for that old school look.

Keep OE drivability while getting that Classic look utilizing this Single Plane EFI Intake manifold kit.

Includes:

- Intake Manifold of your choice (Cathedral or Rectangle Port)

- Machined Aluminum Air Cleaner Adapter (THR-3011)

- Machined Aluminum 4150 Flange adapter (THR-3501)

- Fuel Rails

- Hardware

Additional:

- 4 Bolt Drive-By-Wire Throttle Body (THR-4TR)

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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Classic LS Intake Kit

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