OEM PCM Spark Plug Wire Set For 6.0L - Catalyst Engines

PCM OEM PART RK120021B for CAT Engines

6.0L Catalyst Spark Plug Wire Set

Fits PCM ZR409 and ZR450 with a CES exhaust | Catalyst

2008 and up California and 2010 and up statewide

• FOR 6.0L ENGINES WITH CATALYTIC CONVERTERS (CES)

• If 6.0L motor is ZR409-LY6 2009 & Up, Use Item# RK120022

• If 6.0L motor is ZR409 2008 & Older, Use Item# RK120021A