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For the Steel version you will need at least two bushings installed in the cam tunnel
This unit is perfect for those individuals with stock engines who are looking to get that little something extra out of their Duramax when they need it most
9L Brand New Injector Set 90HP 30% Over (DDPN305-90)
5-05 LLY Injector Set: Brand new Clean Custom injector set
A modified or dual CP3 and upgraded turbo(s) are mandatory along with custom tuning
2015.5-2016 Duramax LML 5" Downpipe Back Exhaust No Muffler (531008) Color:Aluminized For the Steel version you2015. 5 2016 Duramax LML 5" Downpipe Back Exhaust No Muffler (531008) Constructed out of 16 gauge aluminized steel or T409 Stainless, this exhaust system is designed to simplify installation with included clamps, preweld contour bends and improved flanges. Enjoy a noticeable boost in performance, lowered EGTs and amplified air flow with this Flo~Pro system. For powerhouse performance, Flo~Pro delivers horsepower you can hear!