Description
LMMF 4T45E Transmission Hotwire
Simple transmission control for race, off-road, and demolition derby builds.
The LMMF 4T45E Transmission Hotwire is designed to give you simple, reliable control of your 4T45E transmission in race, off-road, and demolition derby applications. By bypassing complicated factory wiring and computer controls, this setup allows you to keep your transmission operating without relying on a full vehicle harness.
In stripped-down builds where unnecessary electronics are removed, this hotwire solution keeps the transmission functioning properly while helping prevent unwanted shifting issues during competition.
It’s a clean, dependable solution for builders who want simplified wiring and consistent transmission performance in demanding environments.
Key Features
1. Designed for 4T45E Transmissions
Built specifically to work with GM 4T45E automatic transmissions commonly used in many derby and race builds.
2. Simplified Wiring Setup
Allows you to bypass complex factory wiring and run your transmission with a straightforward hotwire system.
3. Reliable Transmission Operation
Helps maintain consistent transmission function in race, off-road, and demolition derby environments.
4. Perfect for Simplified Harness Builds
Ideal for vehicles running standalone wiring harnesses or stripped-down electrical systems.
5. Clean and Easy Installation
Straightforward setup designed to keep your build simple and reliable.
Built for Competition Environments
In demolition derby and racing builds, complicated factory wiring can create unnecessary problems. The LMMF 4T45E Transmission Hotwire provides a simple, dependable solution that keeps your transmission working when it matters most.
Pro Tip: Pair this with a simplified engine harness and custom ECM tune for the cleanest and most reliable electrical setup.
Be sure to check out our ECM / Ignition, Battery Boxes, and other wiring solutions at DerbyParts.com to complete your build.
