Ignitions and Electrical› Wiring Harnesses

PSI Power

PSI Power LS Coil Wire Harness 12 inch Harness PSI3000

$24.99

SKU: P05A PSI3000

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping over $100
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

PSI Power LS Coil Wire Harness 12 inch Harness PSI3000

MIA's Description

The PSI Power LS Coil Extension Harness is a 12-inch plug-and-play ignition coil extension designed for reliable connectivity between your engine harness and remotely mounted ignition coils. It is ideal for LS swaps, custom builds, and coil relocation projects, providing flexibility for a clean engine bay layout without sacrificing spark performance. This harness ensures a consistent signal for strong, dependable ignition performance in high-performance street builds and professional engine swaps.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandPSI Power
Part NumberP05A PSI3000

Videos

PSI LS SWAP WIRE HARNESS INSTALL

PSI LS SWAP WIRE HARNESS INSTALL
MSD 88867 LS Coil Power upgrade harness upgrade

MSD 88867 LS Coil Power upgrade harness upgrade
LS Swap Power and Ground Connections Made Easy

LS Swap Power and Ground Connections Made Easy
WIRING YOUR LS SWAP RIGHT THE 1ST TIME W/ PSI

WIRING YOUR LS SWAP RIGHT THE 1ST TIME W/ PSI
PSI How to Wire Fans for an LS or LT Swap Kit-1010 kit-1010 KIT-1010

PSI How to Wire Fans for an LS or LT Swap Kit-1010 kit-1010 KIT-1010
Installing LS Coils and plug wires that produce truly produce horsepower and are dyno proven

Installing LS Coils and plug wires that produce truly produce horsepower and are dyno proven
LS Motor Coil Pack Power UPGRADE (MSD 88867) AVOID MISFIRE CODE | AnthonyJ350

LS Motor Coil Pack Power UPGRADE (MSD 88867) AVOID MISFIRE CODE | AnthonyJ350

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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