Spectre GM Mass Air Flow Sensor Sleeve (3-5/8in. to 4in.) 990003

SPE MAF Adapters

Mass Air Flow Sensor Adapter

Spectre's intake couplers and sleeves for GM mass air flow sensors are designed to adapt the majority of boot-in style GM mass air flow sensors to a 4 inch intake system. This 3-5/8 inch to 4 inch sleeve is engineered for optimum fit and function.

Spectre s intake couplers and sleeves for GM mass air flow sensors are designed to adapt boot-in style GM mass air flow sensors to a 4 inch intake system. We offer 3-5/8 inch to 4 inch sleeves as well as 3-7/8 inch to 4 inch sleeves.