Flowmaster 817390 Header-back System 409S - Dual Rear Exit - American Thunder -Moderate/Aggressive Flowmaster 817390 Header-back System 409S - Dual Rear Exit - American Thunder -Moderate/Aggressive Flowmaster For the person who is looking for a complete Header-back dual exhaust system with a performance sound. This system is mandrel bent for maximum performance and includes specially selected mufflers. American Thunder 2.5 in. systems generally deliver a moderate to aggressive interior and exterior tone and are suited to the enthusiast who wants their performance to be heard. The sound level will depend greatly on the engine and level of modification. 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 Stainless Steel Tubing 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 Patented Delta Flow Technology Additional Attributes: GTIN: 00700042027385 Automotive Item Grade: High Performance Exhaust Pipe Wall Max Gauge: 16 Exhaust Series: American Thunder Exhaust Type: Dual Exit Position: Dual Rear Exit Style: Straight Heat Shield Attached: No Inlet Diameter: 2.500 in. Inlet Inside Diameter: 2.500 in. Material: Stainless Steel Mount Type: Uses New Hangers (Included) Muffler Count: 2 Muffler Series: Super 40 Series Outlet Diameter: 2.500 in. Outlet Outside Diameter: 2.500 in. Single or Dual: Dual Sound Level: Moderate/Aggressive System Type: Header Back Tail Pipe Diameter: 2.500 in. Tip Diameter: 2.500 in. Tip Shape: Round Tip Type: Straight Cut Tubing Diameter: 2.500 in. WARNING CA Proposition 65: Yes WARNING CA Proposition 65 Message: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov Packaging: Quantity of Each: 1 Package UOM: EA Dimension: 65.2500 x 11.7500 x 16.5000 inches PDF: 817390

Flowmaster 817390 Header-back System 409S - Dual Rear Exit - American Thunder -Moderate/Aggressive

Code: BDXN_817390
Vendor: Flowmaster
  • 1-5 DAYS FREE DELIVERY*

  • 100% ORIGINAL AND QUALITY

  • 12 MONTHS GUARANTEE

For the person who is looking for a complete Header-back dual exhaust system with a performance sound. This system is mandrel bent for maximum performance and includes specially selected mufflers. American Thunder 2.5 in. systems generally deliver a moderate to aggressive interior and exterior tone and are suited to the enthusiast who wants their performance to be heard. The sound level will depend greatly on the engine and level of modification. 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 Stainless Steel Tubing
  • 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
  • Patented Delta Flow Technology

Additional Attributes:

  • GTIN: 00700042027385
  • Automotive Item Grade: High Performance
  • Exhaust Pipe Wall Max Gauge: 16
  • Exhaust Series: American Thunder
  • Exhaust Type: Dual
  • Exit Position: Dual Rear
  • Exit Style: Straight
  • Heat Shield Attached: No
  • Inlet Diameter: 2.500 in.
  • Inlet Inside Diameter: 2.500 in.
  • Material: Stainless Steel
  • Mount Type: Uses New Hangers (Included)
  • Muffler Count: 2
  • Muffler Series: Super 40 Series
  • Outlet Diameter: 2.500 in.
  • Outlet Outside Diameter: 2.500 in.
  • Single or Dual: Dual
  • Sound Level: Moderate/Aggressive
  • System Type: Header Back
  • Tail Pipe Diameter: 2.500 in.
  • Tip Diameter: 2.500 in.
  • Tip Shape: Round
  • Tip Type: Straight Cut
  • Tubing Diameter: 2.500 in.
  • WARNING CA Proposition 65: Yes
  • WARNING CA Proposition 65 Message: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Packaging:

  • Quantity of Each: 1
  • Package UOM: EA
  • Dimension: 65.2500 x 11.7500 x 16.5000 inches

PDF:

For the person who is looking for a complete Header-back dual exhaust system with a performance sound. This system is mandrel bent for maximum performance and includes specially selected mufflers. American Thunder 2.5 in. systems generally deliver a moderate to aggressive interior and exterior tone and are suited to the enthusiast who wants their performance to be heard. The sound level will depend greatly on the engine and level of modification. 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 Stainless Steel Tubing
  • 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
  • Patented Delta Flow Technology

Additional Attributes:

  • GTIN: 00700042027385
  • Automotive Item Grade: High Performance
  • Exhaust Pipe Wall Max Gauge: 16
  • Exhaust Series: American Thunder
  • Exhaust Type: Dual
  • Exit Position: Dual Rear
  • Exit Style: Straight
  • Heat Shield Attached: No
  • Inlet Diameter: 2.500 in.
  • Inlet Inside Diameter: 2.500 in.
  • Material: Stainless Steel
  • Mount Type: Uses New Hangers (Included)
  • Muffler Count: 2
  • Muffler Series: Super 40 Series
  • Outlet Diameter: 2.500 in.
  • Outlet Outside Diameter: 2.500 in.
  • Single or Dual: Dual
  • Sound Level: Moderate/Aggressive
  • System Type: Header Back
  • Tail Pipe Diameter: 2.500 in.
  • Tip Diameter: 2.500 in.
  • Tip Shape: Round
  • Tip Type: Straight Cut
  • Tubing Diameter: 2.500 in.
  • WARNING CA Proposition 65: Yes
  • WARNING CA Proposition 65 Message: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Packaging:

  • Quantity of Each: 1
  • Package UOM: EA
  • Dimension: 65.2500 x 11.7500 x 16.5000 inches

PDF:

817390

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