Michigan Motorsports LS MAP Sensor Adapter Harness – Plug-and-Play for LS1/LS2/LS7 to LS3/L99/L76/LSA/LS9 ZR1 (GM 12592525)

Upgrade your GM LS engine’s MAP sensor setup with the Michigan Motorsports LS MAP Sensor Adapter Harness. This plug‑and‑play solution lets LS1, LS2, or LS7 engines read sensors from LS3, L99, L76, LSA, and LS9 ZR1 families, helping you maintain accurate manifold pressure data across boosted or naturally aspirated builds. The harness is designed to work in harmony with GM part #12592525 sensors, providing a cohesive sensor ecosystem without forced workarounds or improvisation.

Seamless compatibility and installation

Designed for direct fitment with OEM-style connectors, the adapter eliminates the need for cutting, splicing, or modifying factory wiring. A clean, factory-like appearance makes it easy to swap between sensor configurations or upgrade setups without downtime.

• Seamless LS MAP Sensor Conversion – Adapts LS1/LS2/LS7 to LS3, L99, L76, LSA, LS9 ZR1 sensors for proper compatibility.
• Plug-and-Play Installation – OEM-style connectors allow a quick, tool-free hookup; just plug it in and go.
• GM Part #12592525 Compatibility – Directly connects to LS9 ZR1 sensors for reliable readings in boosted or natural setups.

Durability built for the engine bay

Constructed with heat‑resistant, high‑quality materials, this 6-inch adapter is built to endure engine bay heat, vibration, and demanding driving conditions. The result is dependable performance for long‑term tuning and boost projects.

• Durable & Heat-Resistant Wiring – Withstands heat and vibration for consistent data transmission.
• Engine Bay Ready – Designed to endure harsh environments in performance applications.

Ideal for performance builds and tuning

Whether you’re swapping engines, adding a supercharger, or dialing in tune parameters, accurate MAP readings support better fueling and ignition decisions. This adapter provides flexibility without compromising data integrity, enabling you to explore performance improvements with confidence.

Note: This harness suggests possibilities for improved sensor compatibility and data reliability. Real-world results depend on the broader setup, calibration, and operating conditions.