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Downpipe Back Exhaust, in 4" or 5", for 2015.5 to 2016 GM Duramax LML

This race exhaust system lets you remove the catalytic converter and DPF filter easily. This upgrade significantly improves exhaust flow and boosts engine performance during off-road use. With the straight pipe design, your truck achieves maximum airflow, minimizing restrictions.

 

Available in 40 Cal 4" or 50 Cal 5" sizes.

 

Only fits models equipped with the OEM-style 3-bolt flange coming off of the turbo direct pipe, not V-Band.

 

*Will not fit Cab & Chassis trucks.

 

*Off-road use only. Custom tuning is required*

GM Duramax LML - 40 or 50 Cal Downpipe Back Exhaust (2015.5-2016)

    • 2015.5 & 2016 Chevrolet Silverado with a 6.6L Duramax engine.
       
    • 2015.5 & 2016 GMC Sierra with a 6.6L Duramax engine.
       
    • This kit will only fit models equipped with the OEM-style 3-boltflange coming off of the turbo direct pipe, not V-Band.
       
    •  Will not fit Cab & Chassis trucks.
    • 4" or 5" T409 stainless steel piping
    • Downpipe-Back exhaust system
    • OEM Style 3-Bolt Flange
    • OE style hangers for easy installation
    • No Muffler - Straight Pipe
    • Maximum flow for competition applications
    • No bungs
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