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  • Flowmaster 817409 American Thunder Crossmember-Back Exhaust System
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Flowmaster 817409 American Thunder Crossmember-Back Exhaust System

2 sold in last 8 days
Flowmaster
ds_BDXN_817409
In stock
Exhaust System Kit
$1,565.08 $1,455.85
$1,455.85
customers are viewing this product
Flowmaster 817409 American Thunder Crossmember-Back Exhaust System
Details

This American Thunder® exhaust system comes as a complete true dual crossmember-back exhaust for your 1968-1972 GM A-body with a V8 engine. These dual exhaust systems feature 2.50-inch mandrel-bent stainless steel tubing for maximum performance, includes a built-in H-pipe/balance tube flowing into a pair of large case Super 40® mufflers that deliver an aggressive interior and exterior tone and are suited to the enthusiast who wants their performance to be heard. The 2.50-inch tailpipes exit at a slight angle down under the rear bumper for a strong muscular look. The system includes all hangers and necessary hardware for installation. Like all Flowmaster® systems, the benefits include improved throttle response, power and mileage and is covered by our Lifetime Limited Warranty.

Specifications:

Description_ASC Fits 1968-1972 GM A-Bodies with V8 engine.
Description_DEF Exhaust System Kit
Description_DES Flowmaster American Thunder Crossmember-Back Exhaust System
Description_MKT This American Thunder® exhaust system comes as a complete true dual crossmember-back exhaust for your 1968-1972 GM A-body with a V8 engine. These dual exhaust systems feature 2.50-inch mandrel-bent stainless steel tubing for maximum performance, includes a built-in H-pipe/balance tube flowing into a pair of large case Super 40® mufflers that deliver an aggressive interior and exterior tone and are suited to the enthusiast who wants their performance to be heard. The 2.50-inch tailpipes exit at a slight angle down under the rear bumper for a strong muscular look. The system includes all hangers and necessary hardware for installation. Like all Flowmaster® systems, the benefits include improved throttle response, power and mileage and is covered by our Lifetime Limited Warranty.
Description_INV 68-72 GM A-BODY 2.5" AMT DOR 409S
Description_FAB H-pipe Crossover for Maximum Power and Deep Tone
Description_FAB Super 40 Series Mufflers for Deep Powerful Sound
Description_FAB Mandrel-bent 16-gauge Stainless Steel Tubing
Description_FAB Includes Hangers and Hardware for Installation
Description_FAB Aggressive Exterior Exhaust Tone
Description_FAB Crossmember-back True Dual Exhaust System
Description_FAB Does Not Include Header Reducers or Downpipes for Factory Manifolds
Description_FAB Lifetime Limited Warranty
Description_EXT American Thunder Header Back Exhaust System; Dual; Dual Rear Exit; Incl. 2.5 in. Tubing/Super 40 Series (TM) Mufflers/H-Pipe/Hardware; 409 Stainless Steel;
Description_SHO Exhaust System Kit
2WD/4WD 2WD
California Proposition 65 Chemical Name 1 Nickel (metallic)
Heat Shield Attached No
Inlet Inside Diameter N/A
Muffler Series Super 40 Series
Exit Position Dual Out Rear
Muffler Part Number Kit Only
Outlet Diameter 2.500 in.
Muffler Count 2
Emission Code 5
Tip Quantity Not Included
California Proposition 65 Chemical Name 2 Chromium (hexavalent compounds)
Tubing Diameter 2.500 in.
Single or Dual Dual
Exhaust Type Dual
Inlet Diameter 2.500 in.
California Proposition 65 Chemical Name Chromium (hexavalent compounds), Nickel (Metallic)
California Proposition 65 Required Yes
Heat Shield No
Inlet Diameter (in) 2.5
Product Type Exhaust System
Title Flowmaster 817409 Header-back System 409S- Dual Rear Exit - American Thunder - Aggressive Sound
WARNING CA Proposition 65 Message WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
WARNING CA Proposition 65 Yes
Exit Style Straight
Tip Diameter N/A
Exhaust Series American Thunder
Outlet Outside Diameter 2.500 in.
Tail Pipe Diameter 2.500 in.
Sound Level Aggressive
Brand Flowmaster
Material 409 Stainless Steel
Muffler Quantity 2
Outlet Diameter (in) 2.5
Sale Category Exhaust
Single Dual Dual
System Type Crossmember-back
Tube Diameter 2.5 inch
Tubing Diameter (in) 2.5
Type of Exhaust Crossmember-back
Warning California Proposition 65
Length 17.0000
Width 19.0000
Height 60.0000
Weight 68.0000
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