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sometimes referred to as hen tracking
The stock Garrett cover has been milled out to accept a larger 64mm compressor wheel
inefficient cast aluminum intake
Key Features & Benefits
2007.5-2010 Duramax LMM 4" Downpipe Back Exhaust No Muffler (431011 / 432011) 2009 sometimes referred to as hen2007. 5 2010 Duramax LMM 4" Downpipe Back Exhaust No Muffler (431011 432011) 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!
US$ 49.00
US$ 29.99
US$ 24.95
US$ 29.99