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GTO LS Swap Parts

Looking to LS or LT swap your GTO? PSI can get you set up with everything you need to get your GTO 'Wired up and fired up!". From our Harnesses Made in the USA with high quality wire and different loom options to suit your needs, Our PCM tuning service where we can get you set up with a base tune for your engine and transmission, Engine & Transmission Mounts, Dakota Digital gauges, American Autowire Chassis Harnesses, Vintage Air Kits, Accessory Brackets, Oil Pans, ETC. 

  • Application: 1999-2007 24X Drive by Cable with 4L60E/4L80E Transmission Controller Kit

    This kit includes a complete Standalone Engine harness, MAF sensor, Two Upstream O2 Sensors, TCC Brake Switch, and a PCM Flashed for your application with a mounting bracket giving you a ready to run kit to help simplify your LS swap! All our engine harnesses are professionally constructed from Brand New GM Delphi Connectors and TXL (Polyethylene Cross Linked) High Temperature Wire to GM Specifications. All Harnesses are 100% Quality Inspected prior to shipping.


  • Dirty Dingo Motorsports is the leading manufacturer in GM LS conversion engine mounts for Chevrolet and GMC trucks and muscle cars. These Patented Design motor mounts are used when installing the 1997-2013 Gen III/IV LS series engine into older GM muscle cars, trucks and any application that uses a standard three bolt factory style engine mount from 1958 to 1972, and Corvette 1962 to 1991(Corvette 1958 to 1961 will require a frame stand to use a GM three bolt mount).

  • Direct Bolt in Pedal Bracket for use with the ACC-1007 Corvette Throttle Pedal for GEN IV & V Drive By Wire Engine Swaps

    Fits: 1967-69 Chevy Camaro

            1964-67 Chevelle. GTO, Cutlass, Malibu, El Camino, & Skylark  

            1958-64 Impala

  • Classic Update kits are designed for projects that require more circuits than would have been available in an original chassis harness. Each kit includes all the basics needed to rewire a vehicle from headlight to tail light, and will accommodate popular add-on items such as electronic fuel injection, aftermarket gauges and common supporting modifications. This harness includes, An updated ATC fuse panel and fuses, along with modern GXL wire throughout. Wire functions are labeled every 3 to 5 inches. Pre-built dash harness and our exclusive gauge cluster disconnect system for use with stock or aftermarket instruments. Engine and front light harness with extra-long leads for custom routing and updated engine and transmission combinations. Original-style bulkhead connectors included. Six-way power accessory plug can be used as a convenient power source for aftermarket accessories. A rear body wiring with extra-long leads for custom routing. 175 amp mega fuse kit with 6 gauge charge cable to support a high output charging system and internally regulated alternator. Original-replacement connectors, terminals and lamp sockets. Headlight switch with 26 amp internal circuit breaker and new floor dimmer switch included

      • Fuel Injection Ready!
      • Includes 2 piece neck design that simply connects with supplied 2" ID rubber hose.
      • Includes in Tank EFI Pump with flow rates available from 190LPH-450LPH
      • Includes 5 Bolt fuel sending unit with Multiple Ohm ranges available to work with factory or aftermarket gauges.
      • EFI style internal baffling with extra large 4.8 liter dual tube baffled fuel tray to prevent fuel pump starvation.
      • Perfect for your Pro-Touring, Autocross or Road Racing Ride
      • Fuel pump and sender are recessed in the tank for easy installation with no modification needed to your car.
      • Looks like an OE tank when installed.
      • Galvanized steel then Powder Coated Silver
      • 20 Gallon Capacity
    • Designed from precision 3D scans of a factory OE cluster, precise fit to your interior is ensured. Made from a carbon-fiber infused polymer, this insert will perform just as good as it looks. Pick your display type from popular EFI screens like Holley's 6.86 or 7 inch, Tinker 7", and the Haltech IC7. It can be also be ordered 'blank' for a DIY custom layout.

    • The Gen IV is Vintage Air's most powerful and intelligent climate control system. The Gen IV uses an exclusive fully electronic microprocessor control system that eliminates cables or vacuum connections. Separate high-capacity copper parallel-flow heat coil and aluminum plate-and fin-cooling coils provide outstanding performance and instant temperature adjustments. Additional features include variable blower speed and dash/floor/defrost blend. Complete kits include everything in the evaporator kit plus all under-hood components such as compressor engine brackets condenser with brackets preformed refrigerant lines drier fittings hardware and installation instructions. Fly-By-Wire fully electronic servo motor controls with no cables or capillary tube to route. Infinite just-right-temperature air blending. Infinite blower fan speed adjustment. High-volume dehumidified defrost mode. Separate high-capacity aluminum plate & fin cooling coil. Copper/brass CuproBraze™ parallel-flow heater coil. Mounts behind the dash. Uses your factory system controls with our patented Electronic Cable Converters. Flat steel firewall cover panel. Replacement molded glove box (reduced capacity)

    • 1964 - 67 Pontiac GTO RTX Instruments

    • 1964 - 67 Pontiac GTO HDX Instruments

    • 1970-72 Pontiac GTO, Lemans, Tempest VHX Instruments



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