Complete LML Duramax Tuning kit, including AutoCal, Tunes, Downpipe Back Exhaust.

We put together a complete kit to eliminate the troublesome 'exhaust' system on these trucks.

Standard kit ships with:

• AutoCal with required tunes, Stock, +50hp or +90hp
• 4" or 5" Downpipe back exhaust system with or without muffler, all required lap-clamps and welded hangers in Aluminized steel
  

Optional are the:

• EGR Kit
• 3" turbo back down pipe 
  

Add the transmission tune here

This kit system ships FedEx in 2 -5 business days after receiving order as they are moving very fast.

Due to its size and weight shipping  is $100

Please leave your VIN, HP and Tire size in the notes when checking out.

Confirm V-band or 3 bolt flange, if ordering a downpipe, use the V-band exhaust system.