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Best Flowmaster 717943 Deals of Nov 2026

Updated November 10, 2026·Our site contains affiliate links for which we may be compensated.

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Flowmaster

Flowmaster 717943 FlowFX Cat-Back Exhaust Stainless 3.5 Inch Single Side Exit Compatible with 2017-2024 Ford F-250 /F-350 Super Duty 6.2L/7.3L V8. This product is not created or sold by Ford Fits

Max increases of up to 7 hp and 12 lb-ft over the stock exhaust at the rear wheels

3.50-inch mandrel bent 16-gauge 409 stainless steel tubing maximizes exhaust flow and improves durability

5.00-inch black ceramic coated tip adds a custom look to the truck

Includes complete hardware and factory styled hangers in the stock locations for an easy Installation

Flow FX “straight through” performance muffler delivers a deep, moderate performance tone and improves exhaust flow

Backed by Flowmaster’s Lifetime Limited Warranty

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Flowmaster

Flowmaster 717947 FlowFX Cat-Back Exhaust System

This system produces a moderate rumble with minimal interior resonance

Includes a large 4.5-inch black ceramic coated tip for an aggressive look

Flow FX “straight through” performance muffler delivers a deep performance tone and improves exhaust flow

Increases of up to 5 HP and 6 FT/LB over the stock exhaust Increases of up to 5 HP and 6 FT/LB over the stock exhaust

Includes complete hardware and factory styled hangers in the stock locations for an easy installation

3.0-inch Mandrel bent 16 gauge 409 stainless steel tubing maximizes exhaust flow and improved durabilityCompatible with the vehicle On-Board-Diagnostic System and will not set a trouble code

Lifetime Limited Warranty

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Flowmaster

Flowmaster 717974 FlowFx Extreme Cat-Back Exhaust System - 3.0 inch diameter - 409 Stainless Steel

Flow FX series performance muffler offers a deep powerful sound and increased performance

409 stainless steel construction delivers extra durability and improved long-term corrosion resistance

Max dyno gains of 15 HP and 19 LB.FT torque over stock at the rear wheels

Uses factory hanger locations for easy installation

3.0-inch 16-gauge mandrel bent stainless steel tubing helps maintain maximum exhaust flow for better power

Includes all necessary hardware for an at home installation

Dump style exit allows for better ground clearance when in extreme off-road conditions

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Flowmaster

Flowmaster 717946 FlowFX Cat-Back Exhaust System

This system produces a moderate rumble with minimal interior resonance

Includes Two large 4.5-inch black ceramic coated tips exiting out each side of the truck for an aggressive look

Flow FX “straight through” performance muffler delivers a deep performance tone and improves exhaust flow

Increases of up to 7 HP and 7 FT/LB over the stock exhaust

Includes complete hardware and factory styled hangers in the stock locations for an easy installation

2.5-inch Mandrel bent 16 gauge 409 stainless steel tubing maximizes exhaust flow and improved durability

Lifetime Limited Warranty

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Flowmaster

Flowmaster Flow FX Cat-Back Exhaust System 717927

3.5-inch mandrel bent 16-gauge 409 stainless steel tubing maximizes exhaust flow and improves durability

Kit includes complete hardware and factory styled hangers in the stock locations for an easy installation

A tuned Flow FX style muffler delivers a deep, aggressive to moderate performance tone and improves exhaust flow with no drone

Max increases of up to 11 hp and 10 lb-ft over the stock exhaust at the wheels

Tuned performance muffler eliminates interior drone

Maintains factory warranty

Lifetime Limited Warranty

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SupplyMount 717943 - Aftermarket Replacement Super Duty 6.2L /7.3L FFX CB S Compatible with FLOWMASTER

Direct Fit Replacement - Designed as an upgraded aftermarket replacement component to provide reliable compatibility for straightforward installation - verify part number match with your vehicle's specifications before purchasing

Durable Construction - Manufactured with quality materials engineered for reliable long-term performance and resistance to wear in demanding automotive applications

Industry Standard Performance - Designed to meet automotive industry specifications for consistent operation across a wide range of vehicle applications and driving conditions

Quality Assurance - Engineered to deliver reliable performance with attention to precise fitment and consistent operation for long-lasting service life

Installation Ready - Designed for efficient installation to reduce downtime - professional installation recommended to ensure proper fit and function - refer to vehicle service manual for specifications

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Flowmaster

Flowmaster 717918 FlowFX Cat-Back Exhaust System

Large 4.50-inch Black Ceramic Coated Stainless Steel Tips

Deep Powerful Tone Outside with Moderate Interior Tone

Flow FX "Straight-through" Performance Muffler

Mandrel-bent Stainless Steel Tubing

Includes All Necessary Hardware

Clears the Factory Spare Tire

Lifetime Limited Warranty

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Flowmaster

Flowmaster 717995 FlowFX Cat-Back Exhaust System - 3.0" diameter - 409SS

Max increases of up to 8 hp and 11 lb-ft over the stock exhaust at the rear wheels

3.00 to dual 2.50-inch mandrel bent 16-gauge 409 stainless steel tubing maximizes exhaust flow and improves durability

4.50-inch black ceramic coated tips add a custom look to the truck

Includes complete hardware and factory styled hangers in the stock locations for an easy installation

Flow FX “straight through” performance muffler delivers a deep, aggressive to moderate performance tone and improves exhaust flow

Details & specs

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Flowmaster

Flowmaster 737860 Signature Series Exhaust System

Brushed 304 stainless steel offers maximum corrosion resistance for a cleaner and more high-end appearance.

TIG welding offers a more precise weld, better heat control and high-end appearance compared to MIG welding.

Black chrome tips offer a stylish upscale look.

Signature Series muffler offers an aggressive to moderate performance tone and increased performance over the stock system.

Installer friendly design allows for an at home installation.

Dyno proven performance gains you can feel.

Increased power and torque over the stock exhaust system.

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Flowmaster

Flowmaster 717966 FlowFX Extreme Cat-Back Exhaust System 3" 409 Stainless

Flow FX series performance muffler offers a deep powerful sound and increased performance

409 stainless steel construction delivers extra durability and improved long-term corrosion resistance

Uses factory hanger locations for easy installation

3.0-inch 16-gauge mandrel bent stainless steel tubing helps maintain maximum exhaust flow for better power

Includes all necessary hardware for an at home installation

Dump style exit allows for better ground clearance when in extreme off-road conditions

Gain up to 12 hp and 13 lbs-ft of torque at the rear wheels

Details & specs

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Our #1 Pick Today

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Flowmaster

Flowmaster 717943 FlowFX Cat-Back Exhaust Stainless 3.5 Inch Single Side Exit Compatible with 2017-2024 Ford F-250 /F-350 Super Duty 6.2L/7.3L V8. This product is not created or sold by Ford Fits

Max increases of up to 7 hp and 12 lb-ft over the stock exhaust at the rear wheels

3.50-inch mandrel bent 16-gauge 409 stainless steel tubing maximizes exhaust flow and improves durability

5.00-inch black ceramic coated tip adds a custom look to the truck

Includes complete hardware and factory styled hangers in the stock locations for an easy Installation

Flow FX “straight through” performance muffler delivers a deep, moderate performance tone and improves exhaust flow

Backed by Flowmaster’s Lifetime Limited Warranty

Details & specs

Compare

Disclaimer: While we make every effort to ensure accuracy, we cannot guarantee that all product specifications, pricing, discounts, and details are complete or error-free. Because information is subject to change, we recommend verifying all details directly with the retailer prior to making a purchase. As an Amazon Associate, we earn from qualifying purchases.

10 Flowmaster 717943 deals are available from: Amazon, starting from $415.95.

The lowest price we found is $415.95 while the highest is $1,290.00. Prices for the best Flowmaster 717943 deals average at $772.54.

Compare prices across stores, find real deals, and get an email when the products you want drop in price.

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