1969 GM F-BODY 2.5in. AMT KIT 409S

1969 GM F-BODY 2.5in. AMT KIT 409S
For the person looking for a complete Header-back dual exhaust system with an aggressive tone. With easy fit in mind, Flowmaster's America Thunder system for GM F-Body cars includes specially-selected Super 44 mufflers to make your Camaro or Firebird come alive. This Header-back dual exhaust system uses 2.50 in. 409S stainless steel tubing (Backed by our 10-year warranty!) and a durable H-pipe design that delivers improved throttle response, power and mileage. American Thunder systems deliver a moderate to aggressive interior and exterior tone and are suited to the enthusiast who wants their performance to be heard. 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.
  • Mandrel Bent 16ga 409 Stainless Tubing
  • Limited Lifetime Warranty
  • Moderate to Aggressive Exterior Exhaust Tone
  • Incl. Hangers and Hardware For Easy Installation
  • Header Back System
  • Dyno Tuned for Maximum Performance
  • Dual Rear Exit
  • Premium Flowmaster Quality

Application Summary:

Year Make/Model
1969 Chevrolet Camaro
Brand Flowmaster
Bullet Point #1 Mandrel bent 16 gauge stainless steel tubing
Bullet Point #2 Moderate to Aggressive Sound Exterior Exhaust Tone
Bullet Point #3 Includes hangers and hardware for easy installation
Bullet Point #4 Header-back System
California Proposition 65 Yes
California Proposition 65 Chemical Name 1 Nickel (metallic)
California Proposition 65 Chemical Name 2 Chromium (hexavalent compounds)
California Proposition 65 Required Yes
Country of Origin (Primary) US
Emission Code 3, Legal US
Exhaust Series American Thunder
Exhaust Type Dual
Exit Position Dual Rear
Exit Style Straight
GTIN 00700042024308
Harmonized Tariff Code (Schedule B) 8708925000
Hazardous Material Code N
Heat Shield No
Heat Shield Attached No
Inlet Diameter 2.500 in.
Inlet Diameter (in) 2.5
Inlet Inside Diameter N/A
Inlet Inside Diameter (in.) N/A
Inlet Size (in.) N/A
Life Cycle Status Code Available to Order
Material Stainless Steel
Muffler Count 2
Muffler Part Number 842546
Muffler Quantity 2
Muffler Series Super 44 Series
Muffler Type Chambered
NAFTA Preference Criterion Code B
Outlet Diameter 2.500 in.
Outlet Diameter (in) 2.5
Outlet Outside Diameter 2.500 in.
Outlet Outside Diameter (in.) 2.5
Outlet Size (in.) 2.5
Product Type Exhaust Systems / Kits
Prop 65 (C, R or CR) CR
Prop 65 - Short Label prop65_warning.jpg
Prop 65 Yes/No Yes
SDR Required Flag N
SDS Sheet Number N
Single Dual Dual
Single or Dual Dual
Sound Level Moderate/Aggressive
System Type Header Back
Tail Pipe Diameter 2.500 in.
Tip Diameter 2.500 in.
Tip Diameter (in) 2.5
Tip Diameter (in.) 2.5
Tip Quantity 2
Tip Size 2.5 in.
Tubing Diameter 2.500 in.
Tubing Diameter (in) 2.5
Type of Exhaust Header-Back
WARNING CA Proposition 65 Yes
WARNING CA Proposition 65 Message WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Warning California Proposition 65
Warranty Time 12

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Flowmaster 817139 Header-back System 409S-Dual Rear Exit-American Thunder-Moderate/Aggressive

Vehicle Fitment

Fitment: Year Required

Product Information

  • Brand: Flowmaster
  • Product Number: 817139
  • Availability: Usually Ships In a Few Days
  • $703.95

The AAM Group™ Proposition 65
Proposition 65 warning graphic (For California Residents)
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Tags: Header Back;Exhaust;Kit;Camaro;Firebird;Performance