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Exhaust› Exhaust Pipes, Systems and Components
Flowmaster
Force Ii Cat-Back Exhaust System 2007-2008 Silverado/Sierra 1500 4.8L, 5.3L Engine Flex Fuel. All Wheelbases Except Ec/Lb. Also Fits 2009-2013 Silverado/Sierra 1500 With 5.3L Extended Cab/6-Ft Bed And Cc/5.5Ft Bed Mild Sound Flowmaster
SKU: F00L 817523
Easy — 1–2 hours
Overview
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Part #: 817523
For the person who wants a subtle custom appearance with all the benefits that a Flowmaster Cat-back exhaust system provides. This Force II single exhaust system includes all stainless steel 3.00-inch mandrel-bent tubing flowing into a Super 50 Series muffler, uses the factory hanger locations and has a large single tailpipe finished off with a 3.50-inch polished stainless steel tip. This Force II system delivers a mild exterior and interior tone, and is suited to customers looking for efficiency improvements without a lot of noise. Especially recommended for towing applications. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage. Designed for an easy fit, these systems include all necessary parts and hardware for easy installation and are covered by our Lifetime Limited Warranty. Notes: Also fits 2009-2013 GM Silverado/Sierra 1500 with 5.3L Extended Cab/6-ft bed and CC/5.5ft bed.
Features:
- Mandrel Bent 16ga 409 Stainless Steel Tubing
- Includes Hangers and all Hardware for an Easy Installation
- Limited Lifetime Warranty
- Mandrel Bent 16 gauge Stainless Steel Tubing
- Mild Exterior Exhaust Tone
- Connects After Factory Catalytic Converter
- Incl. Hangers and Hardware For Easy Installation
- Stock to Mild Exterior Exhaust Tone
- Connects After Factory Catalytic Converter
- Lifetime Limited Warranty
- Single Out Side Exit
- Minimal Interior Drone
- Dyno Tuned for Maximum Performance
- Premium Flowmaster Quality
2007-2008 GM Silverado/Sierra 1500 4.8L, 5.3L engine flex fuel. All wheelbases except EC/LB. Also fits 2009-2013 GM Silverado/Sierra 1500 with 5.3L Extended Cab/6-ft bed and CC/5.5ft bed. - Mild sound
This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.
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Specifications
| Brand | Flowmaster |
| Part Number | F00L 817523 |
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Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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