Speed Scene Wiring resources

Harness install instructions

PDF guides for popular SSW standalone applications. Download the guide that matches your harness, then call if a step doesn't match your bay.

Installation guides for Speed Scene Wiring LS, LT1, TPI, and TBI wire harnesses.

99–02 LS 4.8L / 5.3L Truck Wire Harness Install Guide

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6.0L LS Truck Wire Harness Install Guide

In progress — email or text us for interim install notes until the PDF is posted

TPI 1986–1991 Wire Harness Install Guide — 5.0L / 5.7L / 7.4L

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TBI Wire Harness Install Instructions — 4.3L / 5.0L / 5.7L / 7.4L

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Need one-on-one help, or a harness built to your measurements?

Text us about the vehicle.