FLOWMASTER part description

Product Description

American Thunder Cat Back Exhaust System

Application Summary

Fits 2009 to 2013 Silverado and Sierra 1500 with a 5.3L Flex Fuel V8 engine and fits the Crew Cab and Extra Cab configurations. Also fits 2007 to 2008 Chevrolet Silverado and GMC Sierra 1500 with a 4.8L or 5.3L.

Features & Benefits

  • Mandrel Bent Tubing
  • Aggressive Exterior Exhaust Tone
  • Incl. Hangers and Hardware For Easy Installation
  • Dyno Tuned for Maximum Performance
  • Premium Flowmaster Quality
  • Patented Delta Flow Technology
  • Lifetime Limited Warranty
  • Made in the USA

Holley Performance Emission Code 5: This part is legal for sale or use on Emissions Controlled Vehicles; Uncontrolled (Non-Emissions Controlled) Vehicles; and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations

cat-back; exhaust; system; sistema de escape

Product Attributes

Catalytic Converter Included No
Color Black
Exhaust Series American Thunder
Exhaust Type Dual
Exit Position Dual Rear Same Side
Exit Style Turn Out
Heat Shield Attached No
Inlet Diameter 3.000 in.
Inlet Inside Diameter 2.500 in.
Material Stainless Steel
Mount Type Flanged
Muffler Count 1
Muffler Part Number Kit Only
Muffler Series Super 40 Series
Muffler Type Welded Baffle
Outlet Diameter 2.500 in.
Outlet Outside Diameter 3.500 in.
Shape Oval
Single Or Dual Dual
Sound Level Moderate/Aggressive
System Type Cat Back
Tail Pipe Diameter 2.500 in.
Tip Cut Angle
Tip Diameter 3.500 in.
Tip Edge Style Cut
Tip Finish Polished
Tip Length 13.000 in.
Tip Logo Embossed
Tip Material Stainless Steel
Tip Quantity 2
Tip Shape Round
Tip Type Double Wall
Title Flowmaster 817680 Cat-back System - DOR/S - American Thunder - Moderate/Aggressive Sound
Tubing Diameter 2.500 in.

Additional Information

Country of Origin (Primary) CN
Canadian Harmonizing Tariff Code 8708925000
Harmonized Tariff Code (Schedule B) 8708925000
Harmonized Tariff Code (HTS) 8708925000
MSDS Sheet Number N
NAFTA Preference Criterion Code B
Refurbished Part N
Remanufactured Part N
Stock Status S
Warranty Special Limited Lifetime
Warranty Special UOM LF
UPC 00700042031368

Part Interchanges

A brand under Holley Performance Products, an automotive performance company based in Bowling Green, Kentucky, Flowmaster® provides a broad selection of performance exhaust systems, air intakes, and mufflers. It also offers turbo boost modules, headers, race mufflers, and various exhaust accessories for trucks, off-road, SUVs, Jeeps, powersports vehicles, classic muscle cars, and other late model cars. For more than 30 years, Flowmaster has been delivering only the best automotive exhaust products to the market and living up to its name as “The Exhaust Technology Company.” Today, the company takes its mission statement a notch higher by offering exciting new product categories to enhance its exhaust products portfolio. It aims to be “The Performance Technology Company” automotive enthusiasts can trust.

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