Aero Exhaust AT4040 Aero Turbine Muffler requires-mpvi Sonnax accumulator plate cover with

Sonnax accumulator plate cover with 3 additional bolts eliminating plate blowout

even under the toughest conditions

custom turbine and compressor seals and

The switch alone does not tune

(01 LB7 requires AC line re routing)

Aero Exhaust AT4040 Aero Turbine Muffler requires-mpvi Sonnax accumulator plate cover withThe Aero Exhaust AT4040 Aero Turbine Performance Muffler provides your truck with a deeper, more aggressive exhaust sound. The AT4040 is the only performance muffler that will give you the performance of a full system without breaking the bank. This Muffler is designed for high output diesel engines and features a patented airfoil technology that increases horsepower, torque, flow and also reduces temperatures. Most vehicles have extreme restrictions