LS3 LS7 5 Wire MAF Sensor Wiring Connector Pigtail Harness for GM Mass Air Flow PT2239 Replace worn out parts Ready for Install Straight out of the box Fast Shipping! Top Quality! 90 days Warranty! Pigtail Connectors allow for more efficient, less costly wiring harness repairs on all GM vehicles. Protective outer coverings protect against even the toughest conditions.Wires are color coded correctly for easy installation.