If you've tried to get your tach to function after an LS swap, you know that it isn't always a simple procedure. Save time, frustration and don't make a single cut in your factory wiring with AutoMeter's Plug and Play LS Tach Harness. This Plug and Play solution lets you quickly and easily install the AutoMeter 9117 Tach Adapter onto your LS-derived engine. OEM spec connectors and wiring assure a hassle free installation that takes minutes rather than hours. No splicing, cutting or risks of voiding your vehicle's warranty. It's completely reversible and couldn't be easier. Get the best possible results in the least amount of time with the solution guaranteed to work right, the first time.Includes AutoMeter 9117 tach adapter
The complete plug and play solution
Does not alter factory wiring
Plugs into factory ignition coil connectors
Sealed connector plug in to AutoMeter 9117 Tach Adapter
Product Description: Tachometer Wiring Harness, Tach Adapter/Wiring Harness Included, GM LS-SeriesPit Stop USA offers Auto Meter Tachometer Harness Plug & Play LS Adapter 9123 at low everyday prices. Be sure to check out all our products from Auto Meter including Auto Meter Gauge Wiring Harnesses.