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01-05 GM 6.6L Duramax FloPro 4" Stainless CAT Back Flanged Exhaust

Fits, GM Duramax Diesel 2001-2005 6.6L 2500/3500. For, Extended Cab, Long/Short box, Dually. Exclude Suburban.

With 4 Bolt Converter Flange and Gasket.

4" Mandrel bent tubing for maximum flow

Lower Exhaust Gas Temperatures
More Pulling Power
Utilizes OEM Hangers
Increased Horsepower and Torque

Easy Bolt-on Kits, "Everything you need"

Flo Pro part number: SS823
**ALL FLOPRO PRODUCTS MAY TAKE UP TO 2 WEEKS TO SHIP BASED ON DEMAND**

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Tags: GM , 6.6L , Duramax , Flo , Pro , Stainless , CAT , Back , Flanged , Exhaust , SS823