Painless Performance
WIRING HARNESS LS1-26
$1,594.99
Only 9 left
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Shipping & Returns
Most orders ship within 1–2 business days from US warehouses. Tracking is emailed as soon as your order is on its way.
30-day hassle-free returns on unused parts in original packaging. Read the full returns policy
Overview
Transform your Chevrolet or Pontiac with the Painless Performance Wiring Harness LS1-26, a crucial upgrade for your LS1 engine setup. This wiring harness is engineered for seamless integration, simplifying your installation process while ensuring reliable performance.
- Integrated Design: Combines chassis wiring and fuel injection wiring into a single 26 circuit/7 relay fuse block, reducing complexity and the need for multiple fuses.
- Easy Installation: Comes with all required terminals and connectors, making setup straightforward even for those with limited experience.
- Standalone Functionality: Designed for 1997-2004 LS1 engines with a 4L60E transmission, perfect for custom applications and engine swaps.
- Mass Airflow Metering: Optimizes fuel delivery with a multi-port fuel injection style, enhancing engine efficiency and performance.
- Mechanical Throttle Body Required: Tailored for specific setups, ensuring compatibility and maximizing performance.
This wiring harness is not an OEM replacement but a standalone solution ideal for engine swaps. Elevate your vehicle's performance with the Painless Performance LS1-26 Wiring Harness.
- Ships fast from US warehouses
- 30-day hassle-free returns
Specifications
| Brand | Painless Performance |
| GTIN | 00749823606081 |
Frequently Asked Questions
What is the Painless Performance Wiring Harness LS1-26 used for?
The Painless Performance Wiring Harness LS1-26 is designed for use with 1997-2004 LS1 engines and 4L60E transmissions, allowing for a standalone setup in vehicles.
What does this wiring harness include?
The kit includes all required terminals and connectors for easy installation, as well as a fully integrated 26 circuit/7 relay fuse block.
Is the Painless Performance Wiring Harness LS1-26 compatible with flex fuel engines?
No, this harness does not support flex fuel engines and requires the use of a mechanical throttle body.
How difficult is it to install the Painless Performance Wiring Harness LS1-26?
Installation can vary depending on the vehicle and experience level; professional installation is recommended for best results.
Is this an OEM replacement harness?
No, this is a standalone harness and is not intended to replace OEM engine wiring.
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$1,594.99