C10 Talk Landing Page Your Source LSX Conversion Parts. PSI specializes in the design and manufacture of GM Standalone Wiring Harnesses for LT1 and LS Engines and Transmissions.

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1955-59 Chevy Truck Drive By Wire Throttle Pedal Bracket

SKU: 11643

11643

$65.00
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1967-70 Chevy Truck Drive By Wire Throttle Pedal Bracket

SKU: 12198

12198

$65.00
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Gen III C10 & Square Body & Obs Swap Pedal (2001 - 2007) 9 Pin

SKU: ACC-1049

ACC-1049

$115.00

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GM 1500 Truck ('00 - '07) V6 To LS Motor Mounts Adaptors

SKU: DD-V6-LS-PC

DD-V6-LS-PC

$89.99
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PSI C10 T-Shirtl - Wire It Up And Fire It Up!

SKU: PSI-C10-TSHIRT

PSI-C10-TSHIRT

$19.99

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1973-87 Chevy & GMC Truck Steel Gas Tank Kit

SKU: PU-TANK-KIT

PU-TANK-KIT

$558.00
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1979-87 Chevy Truck RTX Instrument System

SKU: RTX-79C-PU-X

RTX-79C-PU-X

$1,595.00
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1967- 72 Chevy Pickup VHX Instruments

SKU: VHX-67C-PU

VHX-67C-PU

$995.00

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1973-87 Chevy/GMC Truck VHX Series Gauge Cluster

SKU: VHX-73C-PU

VHX-73C-PU

$895.00

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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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C10 Talk

1955-59 Chevy Truck Drive By Wire Throttle Pedal Bracket

1967-70 Chevy Truck Drive By Wire Throttle Pedal Bracket

Gen III C10 & Square Body & Obs Swap Pedal (2001 - 2007) 9 Pin

GM 1500 Truck ('00 - '07) V6 To LS Motor Mounts Adaptors

PSI C10 T-Shirtl - Wire It Up And Fire It Up!

1973-87 Chevy & GMC Truck Steel Gas Tank Kit

1979-87 Chevy Truck RTX Instrument System

1967- 72 Chevy Pickup VHX Instruments

1973-87 Chevy/GMC Truck VHX Series Gauge Cluster

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