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Flo~Pro 851 | 4" Cat Back Exhaust For 2007.5-2010 GM Duramax 6.6L Cab & Chassis


The newest offering from Flo~Pro for the 6.6L Duramax is their line of Cab and Chassis systems!  For those looking for truly unrestricted exhaust flow, this is the kit for you!   The 4" single outlet exhaust system, comes with a performance muffler to help keep exhaust flow to a maximum.  All necessary hangers and clamps are included with this kit for a true install friendly kit.  This kit is available in aluminized steel exhaust.

Pricing: $444.00

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Fits, GM Duramax Diesel 2007.5-2010 6.6L 2500/3500. For, Cab & Chassis only - Reg Cab, Dually.

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"

Any product that requires the removal of ANY emissions control device is strictly prohibited and is intended for closed course racing only for non-registered vehicles. Our systems were designed to fit factory vehicles without ANY after market 5th wheel or in-bed gooseneck hitches, chassis or suspension mods.
Flo Pro part number: 851

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  • 60.0 lbs.
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