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Top Street Performance

GM Standalone LS1 Drive by Cable Engine and 4L80E Transmission Wiring Harness

GM Standalone LS1 Drive by Cable Engine and 4L80E Transmission Wiring Harness

SKU: WH1201-1

$488.88
$488.88 $555.55
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In stock

Top Street Performance (TSP) is committed to providing high-quality performance parts while complying with emissions regulations. This product is designed for use on vehicles that comply with federal emissions regulations. It is the customer’s responsibility to verify that this part is legal for use in their state or local jurisdiction. Check with your local emissions authority before purchasing.
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Product Details

Features

  • Compatible with LS1, LS6 (5.7L) Corvettes and Vortec (4.8L, 5.3L, 6.0L) GM trucks
  • Compatible with drive-by cable applications with LS1 intake manifolds and 4L80E transmissions

Description

An LS engine swap is a no-brainer when it comes to adding some affordable horsepower to a project car, but any swap comes with its share of headaches, including wiring. That's where TSP's engine and transmission wiring harness comes in. It is designed for engines from '97 - '04 LS1 and LS6 Corvettes and '99-'06 drive-by-cable GM trucks with 4L80E transmissions.

Specs

Throttle Drive-by-Cable
Injector Plug Style EV1
Harness Length Standard
Fuse Block Included Yes
Quantity Sold as a Kit
Included Connectors Fuse/Relay Box
Fuel Pump Control
Fan Controls
Check Engine Light
IAC and TPS
MAF Sensor
MAP Sensor
Engine Coolant Temp Sensor
Alternator Control
(2) Upstream Oxygen Sensors
Crankshaft Position
Camshaft Position
Fuel Injectors
Coil Packs
Automatic Transmission Control
Knock Sensors

Engine Fitment

COMPATIBLE WITH
'97-'04 Corvettes, '99-'06 GM Trucks*
*Fits LS1/LS6 (5.7L) Corvettes and Vortec (4.8L, 5.3L, 6.0L)

GM trucks
*Fits drive-by cable applications with LS1 intake manifolds and 4L80E transmissions

For Use with TSP Products
TSP adapter 81033 required in order to use GM #12592525 MAP sensor.
Will plug into TSP 81050 injectors with their included adapters.

Q&A

What applications is this wiring harness compatible with?
This wiring harness is designed for '97-'04 Corvettes, '99-'06 GM Trucks*, *Fits LS1/LS6 (5.7L) Corvettes and Vortec (4.8L, 5.3L, 6.0L), GM trucks, *Fits drive-by cable applications with LS1 intake manifolds and 4L80E transmissions, For Use with TSP Products, TSP adapter 81033 required in order to use GM #12592525 MAP sensor., and Will plug into TSP 81050 injectors with their included adapters..


Will this wiring harness work with my setup?
This harness is intended for GM LS standalone swap applications and should be matched to your engine, ECU, transmission, and sensor configuration.


What does a wiring harness do?
A wiring harness organizes and connects the electrical circuits needed for engine management or vehicle operation, helping simplify installation and improve reliability.


Is this a standalone wiring harness?
This harness should be matched to the intended application, and standalone harnesses are commonly used for swaps and custom builds.


What materials is this wiring harness made from?
This harness uses automotive-grade wiring to provide durability and dependable electrical performance.


Do I need to verify connector compatibility before installation?
Yes, connector style and pinout compatibility should always be confirmed before installing a wiring harness.


Does this wiring harness include a fuse block?
Yes, this wiring harness includes a fuse block to help protect electrical circuits.


Do I need relays with this harness?
Some harnesses require relays for proper operation, so the included components and installation requirements should be verified.


Can this harness support ignition system wiring?
Yes, engine wiring harnesses are commonly designed to support ignition-related circuits when matched to the correct application.


Can this harness support fuel injection applications?
Yes, many engine harnesses are designed for EFI or fuel injection use, but system compatibility should be confirmed before installation.


Do I need to verify sensor compatibility with this harness?
Yes, sensor connectors and sensor type compatibility should always be confirmed before installation.


Do I need an ECU with this wiring harness?
Many engine harnesses require a compatible ECU or computer to control engine functions, so ECU compatibility should be verified.


Is this wiring harness a good option for swaps or custom builds?
Yes, wiring harnesses are commonly used in swaps and custom builds to simplify installation and support reliable electrical operation.


Will this wiring harness make installation easier?
Yes, a properly designed wiring harness can simplify routing, reduce wiring guesswork, and improve the reliability of the finished setup.


Do I need tuning or setup after installing this harness?
Depending on the harness, ECU, and application, setup or tuning may still be required after installation.


Is this a good upgrade over modifying a stock harness?
Yes, an aftermarket wiring harness can be a cleaner and more reliable solution than modifying an older stock harness, especially for swaps or performance builds.

Emissions Notice

This product does not affect vehicle emissions and is not subject to emissions compliance regulations.