Flowmaster 17742 Header-back 409S - American Thunder Kit - DOR/S - Mod/Agg Sound Flowmaster 17742 Header-back 409S - American Thunder Kit - DOR/S - Mod/Agg Sound Flowmaster Flowmaster's American Thunder Crossmember-back exhaust system for the 73-87 GM C10/C20, ½ and 3/4 ton, 2WD pickup truck is perfect for the person looking for moderate to aggressive sound levels with all of the performance benefits that you would expect from Flowmaster. This Crossmember-back DOR/DOS (Dual Out Rear, Dual Out Side) system features dual Super 44 Series mufflers, 2.50" mandrel bent aluminized tubing and accommodates both dual and single exhaust crossmembers. This system is routed in a fashion that accommodates both long and short wheelbases with automatic or manual transmissions, and provides adequate clearance for substantially lowered vehicles. The exhaust system is covered by Flowmaster's 3 Year Limited Warranty. This system is not emissions compliant on vehicles that were originally equipped with catalytic converters. Note: This system is not designed as a direct bolt-on and will require the user to fabricate pipes to connect to manifolds or headers. Limited Lifetime Warranty Moderate Exterior Exhaust Tone Incl. Hangers and Hardware For Easy Installation Header Back System Dual Out Rear Exit Dyno Tuned for Maximum Performance Premium Flowmaster Quality Famous Flowmaster sound Multiple Exit Options Patented Delta Flow Technology Made in the USA Additional Attributes: GTIN: 00700042032341 Exit Position: Dual Rear Same Side Exit Style: Straight Inlet Diameter: 2.500 in. Inlet Inside Diameter: 2.500 in. Material: Aluminized Steel Mount Type: Flanged Muffler Count: 2 Muffler Series: Super 44 Muffler Type: Welded Baffle Outlet Diameter: 2.500 in. Outlet Outside Diameter: 2.500 in. Shape: Oval Single or Dual: Dual Sound Level: Moderate/Aggressive System Type: Header Back Tail Pipe Diameter: 2.500 in. Tip Diameter: N/A Tubing Diameter: 2.500 in. Tubing Material: Aluminized Steel WARNING CA Proposition 65: No Color: Black Exhaust Series: American Thunder Exhaust Type: Dual Packaging: Quantity of Each: 1 Package UOM: EA Dimension: 63.5000 x 15.2500 x 16.0000 inches PDF: 17742
Flowmaster

Flowmaster 17742 Header-back 409S - American Thunder Kit - DOR/S - Mod/Agg Sound

Code: BDXN_17742
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Flowmaster 17742 Header-back 409S - American Thunder Kit - DOR/S - Mod/Agg Sound
Flowmaster 17742 Header-back 409S - American Thunder Kit - DOR/S - Mod/Agg Sound
Flowmaster 17742 Header-back 409S - American Thunder Kit - DOR/S - Mod/Agg Sound
$1,220.67
In Stock
Category: All Products, Exhaust, InStock, Second 50K
Vendor: Flowmaster

  • 1-5 DAYS FREE DELIVERY*

  • 100% ORIGINAL AND QUALITY

  • 12 MONTHS GUARANTEE

Flowmaster's American Thunder Crossmember-back exhaust system for the 73-87 GM C10/C20, ½ and 3/4 ton, 2WD pickup truck is perfect for the person looking for moderate to aggressive sound levels with all of the performance benefits that you would expect from Flowmaster. This Crossmember-back DOR/DOS (Dual Out Rear, Dual Out Side) system features dual Super 44 Series mufflers, 2.50" mandrel bent aluminized tubing and accommodates both dual and single exhaust crossmembers. This system is routed in a fashion that accommodates both long and short wheelbases with automatic or manual transmissions, and provides adequate clearance for substantially lowered vehicles. The exhaust system is covered by Flowmaster's 3 Year Limited Warranty. This system is not emissions compliant on vehicles that were originally equipped with catalytic converters. Note: This system is not designed as a direct bolt-on and will require the user to fabricate pipes to connect to manifolds or headers.
  • Limited Lifetime Warranty
  • Moderate Exterior Exhaust Tone
  • Incl. Hangers and Hardware For Easy Installation
  • Header Back System
  • Dual Out Rear Exit
  • Dyno Tuned for Maximum Performance
  • Premium Flowmaster Quality
  • Famous Flowmaster sound
  • Multiple Exit Options
  • Patented Delta Flow Technology
  • Made in the USA

Additional Attributes:

  • GTIN: 00700042032341
  • Exit Position: Dual Rear Same Side
  • Exit Style: Straight
  • Inlet Diameter: 2.500 in.
  • Inlet Inside Diameter: 2.500 in.
  • Material: Aluminized Steel
  • Mount Type: Flanged
  • Muffler Count: 2
  • Muffler Series: Super 44
  • Muffler Type: Welded Baffle
  • Outlet Diameter: 2.500 in.
  • Outlet Outside Diameter: 2.500 in.
  • Shape: Oval
  • Single or Dual: Dual
  • Sound Level: Moderate/Aggressive
  • System Type: Header Back
  • Tail Pipe Diameter: 2.500 in.
  • Tip Diameter: N/A
  • Tubing Diameter: 2.500 in.
  • Tubing Material: Aluminized Steel
  • WARNING CA Proposition 65: No
  • Color: Black
  • Exhaust Series: American Thunder
  • Exhaust Type: Dual

Packaging:

  • Quantity of Each: 1
  • Package UOM: EA
  • Dimension: 63.5000 x 15.2500 x 16.0000 inches

PDF:

Flowmaster's American Thunder Crossmember-back exhaust system for the 73-87 GM C10/C20, ½ and 3/4 ton, 2WD pickup truck is perfect for the person looking for moderate to aggressive sound levels with all of the performance benefits that you would expect from Flowmaster. This Crossmember-back DOR/DOS (Dual Out Rear, Dual Out Side) system features dual Super 44 Series mufflers, 2.50" mandrel bent aluminized tubing and accommodates both dual and single exhaust crossmembers. This system is routed in a fashion that accommodates both long and short wheelbases with automatic or manual transmissions, and provides adequate clearance for substantially lowered vehicles. The exhaust system is covered by Flowmaster's 3 Year Limited Warranty. This system is not emissions compliant on vehicles that were originally equipped with catalytic converters. Note: This system is not designed as a direct bolt-on and will require the user to fabricate pipes to connect to manifolds or headers.
  • Limited Lifetime Warranty
  • Moderate Exterior Exhaust Tone
  • Incl. Hangers and Hardware For Easy Installation
  • Header Back System
  • Dual Out Rear Exit
  • Dyno Tuned for Maximum Performance
  • Premium Flowmaster Quality
  • Famous Flowmaster sound
  • Multiple Exit Options
  • Patented Delta Flow Technology
  • Made in the USA

Additional Attributes:

  • GTIN: 00700042032341
  • Exit Position: Dual Rear Same Side
  • Exit Style: Straight
  • Inlet Diameter: 2.500 in.
  • Inlet Inside Diameter: 2.500 in.
  • Material: Aluminized Steel
  • Mount Type: Flanged
  • Muffler Count: 2
  • Muffler Series: Super 44
  • Muffler Type: Welded Baffle
  • Outlet Diameter: 2.500 in.
  • Outlet Outside Diameter: 2.500 in.
  • Shape: Oval
  • Single or Dual: Dual
  • Sound Level: Moderate/Aggressive
  • System Type: Header Back
  • Tail Pipe Diameter: 2.500 in.
  • Tip Diameter: N/A
  • Tubing Diameter: 2.500 in.
  • Tubing Material: Aluminized Steel
  • WARNING CA Proposition 65: No
  • Color: Black
  • Exhaust Series: American Thunder
  • Exhaust Type: Dual

Packaging:

  • Quantity of Each: 1
  • Package UOM: EA
  • Dimension: 63.5000 x 15.2500 x 16.0000 inches

PDF:

17742

SHIPPING & DELIVERY

FAST & FREE SHIPPING

We offer free shipping within Canada from our warehouses located across different states for easy and on-time delivery. We offer fast and free shipping on almost all our products. Some products require special handling for which additional fees may apply.

Please note we do not ship to APO/FPO/ PO BOX addresses.

SAME DAY SHIPPING

For product in stock, the orders placed before 2 pm EST are processed the same day for shipping. All custom orders, and out of stock items, do not qualify for same-day shipping. Free shipping not cover in Yukon Territory, Northwest Territory, Nunavut, Hawaii, Alaska, Puerto Rico, U.S. Territories, and International Shipping - please contact our support representative for additional details.

DELIVERY TIME

Most orders are shipped and delivered within 2 – 3 days. Delivery may vary for remote locations and during holiday session.

FREIGHT SHIPPING

Some items require special handling and do not qualify under the free shipping offer. Products that are oversized, large, and heavy require special handling and cannot be shipped using regular delivery methods. We offer the best shipping rates for products that do not qualify under free shipping. After placing an order if the product requires additional shipping charges, one of our sales team members will contact you before the product is shipped. You may cancel your order if you do not wish to pay the additional shipping charge and request a full refund.

DELIVERY INSPECTIONS

Upon order delivery, we ask that you inspect the orders for:

  • If any visible damage is present, inspect your shipment prior to accepting delivery.
  • In most cases, deliveries arrive in perfect condition. However, if you notice any damage to the packaging or product, refuse the shipment and take photos of the damage. Refuse the shipment and call us immediately.

 

FREE SHIPPING EXCEPTION LOCATION

  • -          Yukon Territory
  • -          Northwest Territory
  • -          Nunavut
  • -          Alaska
  • -          Hawaii
  • -          Puerto Rico
  • -          other U.S. Territories