1974 GMC K25/K2500 Pickup equipped with 4.1L l6 Gas | 6 | Iridium Power Spark Plug Iridium Pwr Perf Upgrade w/World's Smallest Center Electrode (0.4 mm Dia) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir) VIN: Q, GAS, CARB, Natural |
1974 GMC K25/K2500 Pickup equipped with 4.1L l6 Gas
Iridium Power Spark Plug Iridium Pwr Perf Upgrade w/World's Smallest Center Electrode (0.4 mm Dia) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir) VIN: Q, GAS, CARB, Natural
6 Per Vehicle
|
1974 GMC K25/K2500 Pickup equipped with 4.8L l6 Gas | 6 | Iridium Power Spark Plug Iridium Pwr Perf Upgrade w/World's Smallest Center Electrode (0.4 mm Dia) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir) VIN: T, GAS, CARB, Natural |
1974 GMC K25/K2500 Pickup equipped with 4.8L l6 Gas
Iridium Power Spark Plug Iridium Pwr Perf Upgrade w/World's Smallest Center Electrode (0.4 mm Dia) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir) VIN: T, GAS, CARB, Natural
6 Per Vehicle
|
1974 GMC K25/K2500 Pickup equipped with 4.8L l6 LPG | 6 | Iridium Power Spark Plug Iridium Pwr Perf Upgrade w/World's Smallest Center Electrode (0.4 mm Dia) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir) VIN: S, LPG, CARB, Natural |
1974 GMC K25/K2500 Pickup equipped with 4.8L l6 LPG
Iridium Power Spark Plug Iridium Pwr Perf Upgrade w/World's Smallest Center Electrode (0.4 mm Dia) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir) VIN: S, LPG, CARB, Natural
6 Per Vehicle
|
1974 GMC K25/K2500 Pickup equipped with 5.7L V8 Gas | 8 | Iridium Power Spark Plug Iridium Pwr Perf Upgrade w/World's Smallest Center Electrode (0.4 mm Dia) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir) VIN: V, GAS, CARB, Natural |
1974 GMC K25/K2500 Pickup equipped with 5.7L V8 Gas
Iridium Power Spark Plug Iridium Pwr Perf Upgrade w/World's Smallest Center Electrode (0.4 mm Dia) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir) VIN: V, GAS, CARB, Natural
8 Per Vehicle
|
1974 GMC K25/K2500 Pickup equipped with 7.4L V8 Gas | 8 | Iridium Power Spark Plug Iridium Pwr Perf Upgrade w/World's Smallest Center Electrode (0.4 mm Dia) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir) VIN: Z, GAS, CARB, Natural |
1974 GMC K25/K2500 Pickup equipped with 7.4L V8 Gas
Iridium Power Spark Plug Iridium Pwr Perf Upgrade w/World's Smallest Center Electrode (0.4 mm Dia) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir) VIN: Z, GAS, CARB, Natural
8 Per Vehicle
|