Replace the underperforming air intake system in your 2011-2012 GM 6.6L Duramax LML with the HSP 583-1 LML Max Air Flow Bundle. For improved airflow, the Max Air Flow Bundle has a 4” intake tube and includes HSP’s signature heat shield that blocks out warm air from entering the engine. The Max Air Flow Bundle features 3” mandrel bent Hot and Cold Side Tubes that work in concert with HSP’s Max Flow Y-bridge and Turbo Mouthpiece. Made in the USA, the Max Air Flow Bundle comes in multiple color options and includes 5 layer silicon boots.
- Made In The USA
- Improves Air Flow
- Multiple Color Options
- Replaces Underperforming Components