Description_ASC |
System does not include header reducer cones or downpipes for factory manifolds |
Description_DEF |
Exhaust System Kit |
Description_DES |
Flowmaster American Thunder Crossmember-Back Exhaust System |
Description_EXT |
American Thunder Header Back Exhaust System; Dual; Dual Rear Exit; Incl. 3.0 in. Tubing From Trans X-Member Back/H-Pipe/Hardware/Super 40 Series (TM) Mufflers; 409 Stainless Steel; |
Description_SHO |
Exhaust System Kit |
Description_FAB |
Super 40 Series Performance Mufflers for Deep Powerful Sound |
Description_FAB |
H-pipe Crossover for Maximum Power and Deep Tone |
Description_FAB |
Mandrel-bent 16-gauge Stainless Steel Tubing |
Description_FAB |
Includes Hangers and Hardware for Installation |
Description_FAB |
Crossmember-back True Dual Exhaust System |
Description_FAB |
Large 3.00-inch Stainless Steel Tubing |
Description_FAB |
Does Not Include Header Reducers or Factory Manifold Downpipes |
Description_FAB |
Aggressive Exterior Exhaust Tone |
Description_FAB |
Lifetime Limited Warranty |
Description_INV |
68-72 GM A-BODY 3.0" AMT 409S |
Description_MKT |
This crossmember-back American Thunder system is custom designed for high horsepower and large cubic inch engines in 1968-1972 GM A-Bodies with a V8 engine. It's a true-dual exhaust system featuring all mandrel-bent 3.00-inch stainless steel tubing with a built-in H-pipe crossover assembly flowing into a pair of large cased Super 40 Series performance mufflers for maximum power and a deep powerful aggressive exhaust note. The large 3.00-inch mandrel-bent tailpipes are custom bent to tuck up high above the rear end and exit with a slight turn down under the rear bumper. The system is constructed from 409 stainless steel for maximum durability, includes all necessary hardware and hangers for installation and is covered by our Lifetime Limited Warranty. This system is also available in Aluminized steel and comes with a 3-year Limited Warranty, check out part# 17200. |
Single or Dual |
Dual |
Inlet Diameter |
3.000 in. |
Tubing Diameter |
3.000 in. |
Inlet Diameter (in) |
3 |
Exit Style |
Straight |
Inlet Inside Diameter |
N/A |
Sound Level |
Aggressive |
Title |
Flowmaster 817200 Header-back System 409S - Dual Rear Exit - American Thunder - Aggressive Sound |
WARNING CA Proposition 65 |
Yes |
Outlet Diameter |
3.000 in. |
California Proposition 65 Required |
Yes |
Material |
409 Stainless Steel |
Tube Diameter |
3 inch |
Warning |
California Proposition 65 |
Heat Shield Attached |
No |
Tail Pipe Diameter |
3.000 in. |
California Proposition 65 Chemical Name 1 |
Nickel (metallic) |
WARNING CA Proposition 65 Message |
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov |
California Proposition 65 Chemical Name |
Chromium (hexavalent compounds), Nickel (Metallic) |
Muffler Quantity |
2 |
Product Type |
Exhaust System |
Single Dual |
Dual |
Tip Quantity |
Not Included |
Type of Exhaust |
Crossmember-back |
Muffler Count |
2 |
California Proposition 65 Chemical Name 2 |
Chromium (hexavalent compounds) |
Muffler Series |
Super 40 Series |
Muffler Part Number |
Kit Only |
Outlet Outside Diameter |
3.000 in. |
Exhaust Type |
Dual |
Exhaust Series |
American Thunder |
Tip Diameter |
N/A |
2WD/4WD |
2WD |
Brand |
Flowmaster |
Emission Code |
5 |
Exit Position |
Dual Out Rear |
Heat Shield |
No |
Outlet Diameter (in) |
3 |
Sale Category |
Exhaust |
System Type |
Crossmember-back |
Tubing Diameter (in) |
3 |
Length |
18.0000 |
Width |
17.0000 |
Height |
63.0000 |
Weight |
75.0000 |