Pertronix D182604 Ignitor II Distributor with Non-Vacuum Cast for Volkswagen All new lightweight cast aluminum housing. Tailored advance curve for optimal performance and drivability. Integrated Ignitor or Ignitor II electronic ignition module delivers more voltage to the spark plugs, increasing horsepower, fuel economy, and spark plug life. High dielectric strength cap with brass terminals. Balanced rotor with low resistance brass contact.