CSP SAVINGS!

CSP2026

Flowmaster 17398 - Cat-back System - Dual Same Side Exit - American Thunder - Aggressive Sound

Flowmaster  |  SKU: FLO-17398
Sale price $64995 Regular price $73195

DISCLAIMER: This Item Is Special Ordered, which may have cancellation or return restrictions. Please see our terms and conditions for more information.


PLEASE NOTE: Pictures may be representative of style, rather than the actual product. Read the description for more details.

Description

Flowmaster 17398 - Cat-back System - Dual Same Side Exit - American Thunder - Aggressive Sound

Flowmaster American Thunder Cat-back Exhaust System

American Thunder Muscle Truck Exhaust System; Single; Dual Same Side Exit; RH Side Before Rear Axle; Incl. 2.5in. Tailpipes/Super 40 Series™ Muffler/3in. Embossed Stainless Tips;

For the person who wants the aggressive look of a NASCAR race truck along with all the benefits that a Flowmaster Cat-back exhaust system provides. D.O.S.S. (Dual out same side) systems are the perfect choice. This American Thunder system features all mandrel-bent aluminized steel tubing flowing into a specially designed Super 40 Series performance muffler with dual 2.50-inch tailpipes finished off with a pair of large 3.00-inch polished stainless steel tips. The system delivers a moderately aggressive exterior sound with a moderate interior tone and is 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, hardware for a quick and easy installation.

  • Mandrel Bent 16ga Aluminized Tubing
  • Aggressive Exterior Exhaust Tone
  • Aggressive And Powerful Exterior Exhaust Tone
  • Incl. Hangers and Hardware For Easy Installation
  • Connects After Factory Catalytic Converter
  • Dual Out Same Side Exit
  • Dyno Tuned for Maximum Performance
  • Premium Flowmaster Quality
Brand: Flowmaster
CARB (California) Compliant: Yes
Catalytic Converter Included: No
Catalytic Converter Quantity: 0
Category: Exhaust
Clamping Type: U-Bolt
Clamps Included: Yes
Drive: 2WD
Emission Code: 5
Exhaust Series: American Thunder
Exhaust Tip Connection: Welded
Exhaust Tip Cut: Angled
Exhaust Tip Diameter: 3.00
Exhaust Tip Edge: Slash Cut
Exhaust Tip Finish: Polished
Exhaust Tip Intercooled: No
Exhaust Tip Length: 12.875
Exhaust Tip Material: 304 Stainless Steel
Exhaust Tip Quantity: 2
Exhaust Tip Resonated: No
Exhaust Tip Shape: Round
Exhaust Tip Wall: Single Wall
Exit Style: Dual Out Same Side
Finish: Aluminized
Gasket Or Seal Included: No
Grade Type: Performance
Hangers Included: Yes
Heat Shield Included: No
Inlet Diameter: 3.00
Inlet Type: Clamp-On
Main Piping Diameter: 2.50
Mounting Bracket Included: No
Muffler Body Height: 5.00
Muffler Body Length: 10.00
Muffler Body Material: Aluminized Steel
Muffler Body Shape: Oval
Muffler Body Width: 10.00
Muffler Finish: Black High-Temperature Paint Finish
Muffler Flanged Inlet: No
Muffler Flanged Outlet: No
Muffler Included: Yes
Muffler Inlet Connection: Slip-Fit
Muffler Inlet Inside Diameter: 3.00
Muffler Inlet Outside Diameter: 3.13
Muffler Outlet Connection: Slip-Fit
Muffler Outlet Quantity: 2
Muffler Part Number: Kit Only
Muffler Quantity: 1
Muffler Series: Super 40 Series
Muffler Type: Chambered
part type: Exhaust System
Pipe Color: Silver
Pipe Material: Aluminized Steel
Product Type: Exhaust System
Sound Level: Aggressive
Spring Bolt Kit Included: No
Sub Category: Exhaust and Tail Pipes
Tail Pipe Outlet Outside Diameter: 2.50
Tail Pipe Quantity: 2
Tail Pipe Quantity: Dual
Tail Pipe Tapered Outlet: No
Type: Cat-Back
Valve Included: No
Valve Type: Not Applicable
Warning: California Proposition 65

What are people saying about CSP?