The Granatelli MPG Plus ignition wire set for 1980–1981 Pontiac Firebird and Trans Am with the 4.9L V8 is a vehicle-specific spark plug wiring assembly from Granatelli’s MPG Series. The description specifies these Pontiac applications. As part of the MPG Series spark plug wire family, the product is listed as the MPG Series spark plug wire matching that Firebird/Trans Am engine configuration.
Granatelli 80-81 Pontiac Firebird/Trans Am 8Cyl 4.9L MPG Plus Ignition Wires