NGK 57304 Spark Plug Wire Set

Ignition wire set for specific applications

NGK Spark Plug Wire Set 57304 is a specific-fit ignition wire set built for select Audi and Volkswagen applications. It uses silicone insulation, a tinned copper core, and noise suppression construction to support stable spark delivery and reduced electrical interference.

• Specific-fit ignition wire set for confirmed vehicle applications
• Silicone insulation for heat resistance and durability
• Tinned copper core for consistent conductivity
• Noise suppression design helps reduce ignition interference
• Blue insulation for easy visual identification

Fitment details

Compatible with 1982-1991 Audi 100, 200, 200 Quattro, 5000, 5000 Quattro, 4000 Quattro, Coupe, and 1985-1988 Volkswagen Quantum applications. Fits 1982 Audi 5000, N/A; Fits 1984 Audi 5000, N/A; Fits 1984-1987 Audi 4000 Quattro, N/A; Fits 1984-1987 Audi Coupe, N/A; Fits 1985-1988 Volkswagen Quantum, N/A; Fits 1986 Audi 4000, N/A; Fits 1987-1988 Audi 5000, N/A; Fits 1987-1988 Audi 5000 Quattro, N/A; Fits 1989-1991 Audi 100, N/A; Fits 1989-1991 Audi 200, N/A; Fits 1989-1991 Audi 200 Quattro, N/A.

What this part helps address

• Misfires caused by worn or damaged ignition wires
• Electrical noise that can affect ignition performance
• Cracked or deteriorated wire insulation
• Weak spark transfer from aging wire sets

Installation notes and quality

Verify engine application and wire routing before installation. Match the specific-fit design to the vehicle listed in the fitment data and confirm connector and length requirements before service. NGK is an ignition specialist with extensive OE experience and a long history of manufacturing premium ignition components to OE standards. Part number 57304 is also referenced as RC-VWC012.