1996-2002 C4-C5 Mass Air Flow Sensor Adapter LS1 to 3800 Harness
Upgrade your Corvette's intake system with this Mass Air Flow Sensor Adapter designed to connect a 5-wire LS1 MAF sensor to a GM 3800 Supercharged or Naturally Aspirated engine. This simple plug-in solution bridges compatibility between harness types for a clean and secure connection—perfect for swaps, performance upgrades, or custom projects involving late-model LS1 components.
This adapter uses only three of the five LS1 terminals and does not include a provision for the intake air temperature (IAT) sensor. It’s built for plug-in ease, ideal when using the LS1 MAF in place of factory 3800 MAF setups.
Features
• Connects 5-wire LS1 MAF sensor to GM 3800 harness
• Compatible with both supercharged and NA 3800 engines
• Simple plug-in design for fast installation
• Uses only 3 terminals—no IAT sensor provision
• Ideal for custom swaps and LS1 intake conversions
Because Details Matter
Whether you’re adapting modern airflow sensors to legacy systems or streamlining a swap, this MAF adapter offers a quick and reliable electrical connection that keeps your Corvette performing with precision
Also known under these part numbers: (For reference only)