Casper’s Electronics ECU Adapter Module – Buick Turbo V6 to FAST XFI Harness

High-quality plug-and-play ECU adapter by Casper’s Electronics, designed specifically for 1986–1987 Buick Grand National, Turbo T, and T-Type models. This module bridges the factory harness to a FAST XFI ECU, ensuring a clean installation without cutting or splicing factory wiring.

🔵 Blue Dot – Verified Used / Excellent Condition

🔧 Specifications:
• Manufacturer: Casper’s Electronics (U.S.A.)
• Application: Buick Turbo V6 (1986–1987)
• Compatibility: FAST XFI / XFI 2.0 ECU systems
• Includes: Pre-wired adapter module + two harness connectors
• Features:
– Clearly labeled “This End to XFI ECU” orientation
– Built-in +5V, 12V supply and stepper motor support
– Sealed connectors for reliable signal transfer

📦 Condition Notes:
• Excellent overall – no broken tabs or connector damage
• Clean terminals and intact wiring insulation
• Minor surface marks on casing from storage
• Fully functional and ready for installation

💡 Why You Want It:
A must-have harness for anyone running an aftermarket FAST XFI system on their Turbo Buick. Simplifies wiring, protects the OEM harness, and guarantees proper pin-mapping between stock ECM and XFI ECU connections.

⚠️ All Turbo 6 Parts are sold as-is with no returns, refunds, or exchanges. Buyer is responsible for verifying fitment and compatibility before purchase.