NGK Standard Spark Plug Box of 10 (BR9ECS) A4 This Resonator is designed to

This Resonator is designed to replace the Merge X-Pipe in select BORLA® Cat-Back systems to dampen the sound

No drilling or tools required

Don't let this limit your build

#29503- Receiver Tube (3" OD X 2-3/4" ID)

NGK Standard Spark Plug Box of 10 (BR9ECS) A4 This Resonator is designed toNGK Standard spark plugs (in the iconic NGK 'yellow box' packaging) are a proven OE cornerstone and technology customers have relied on for decades. Engineered specifically for OE applications, NGK Standard spark plugs provide OE quality nickel alloy reliable performance and design. NGK's legendary high grade alumina silicate ceramic creates a stronger insulator for optimal dielectric performance, while triple gasket sealing prevents combustion gas