FLOWMASTER American Cat Exhaust FLO-818206

( Brand: Flowmaster ), ( Manufacturer Part Number: 818206 ), ( Part Type: Exhaust )

Review FLOWMASTER American Cat back Exhaust System fits THUNDER

Flowmaster 818206 Flo-818206 American Thunder Cat-Back Exhaust System

Experience the exhilarating sound of unbridled power with the Flowmaster 818206 Flo-818206 American Thunder Cat-Back Exhaust System. This premium exhaust system is expertly engineered to deliver an exceptional performance upgrade for your vehicle, while enhancing its aesthetic appeal with a bold, aggressive look.

The Flowmaster American Thunder series is renowned for its unique and powerful sound. The 818206 model is no exception. Its 409S mufflers are designed to unleash a deep, rumbling exhaust note, creating an unforgettable driving experience. The mufflers are wrapped in a high-temperature black ceramic coating, which not only adds to the system's rugged good looks, but also provides excellent heat protection.

The 818206 system is a cat-back exhaust, meaning it replaces the rear sections of your vehicle's exhaust system from the catalytic converters back. It features premium 409 stainless steel construction, ensuring durability and corrosion resistance, even under the most demanding driving conditions. The system is also designed to improve exhaust flow for increased horsepower and torque, providing a noticeable boost to your vehicle's performance.

The Flowmaster 818206 Flo-818206 American Thunder Cat-Back Exhaust System is available in a variety of sizes to fit specific vehicle applications. Each system includes all necessary components for installation, along with detailed instructions to make the process as straightforward as possible.

Upgrade your vehicle's performance and sound with the Flowmaster 818206 Flo-818206 American Thunder Cat-Back Exhaust System. Embrace the powerful, distinctive sound that Flowmaster is known for, and experience the difference it can make in your driving experience.

Flowmaster American Thunder Cat-Back Exhaust (Model: 818206) is a popular aftermarket exhaust system known for its unique sound and performance enhancements. Here are the pros and cons to help you make an informed decision.

1. Enhanced Performance: The Flowmaster American Thunder exhaust system is designed to improve the performance of your vehicle by reducing backpressure, allowing for better exhaust gas flow and increased horsepower.

2. Unique Sound: The exhaust system is famous for its throaty, deep, and aggressive sound that many enthusiasts find appealing.

3. Durable Construction: The system is made from high-quality materials, including mandrel-bent tubing, for improved durability and corrosion resistance.

4. Improved Fuel Efficiency: By improving the performance of your vehicle, the Flowmaster American Thunder can potentially help improve fuel efficiency.

5. Increased Resale Value: Modifying your vehicle with a high-quality aftermarket exhaust system like the Flowmaster American Thunder can increase its resale value.

1. Loud Noise Level: The Flowmaster American Thunder exhaust system is known for its loud and aggressive sound, which may not be suitable for everyone or for daily driving in residential areas.

2. High Cost: Compared to stock exhaust systems, aftermarket systems like the Flowmaster American Thunder can be quite expensive.

3. Potential Vibration: Some users have reported experiencing increased vibration with the Flowmaster American Thunder exhaust system.

4. Potential Fitment Issues: Depending on your vehicle model, there may be fitment issues that require additional parts or modifications.

5. Potential Drone: At certain RPMs, some users have reported a droning noise with the Flowmaster American Thunder exhaust system.

The Flowmaster American Thunder Cat-Back Exhaust (Model: 818206) is a high-quality aftermarket exhaust system that offers numerous performance and aesthetic benefits. However, it's essential to consider the potential downsides, such as the loud noise level, potential vibration, and fitment issues, before making a purchase. If you're an enthusiast who values power, sound, and performance, and you're willing to invest in a quality aftermarket exhaust system, the Flowmaster American Thunder could be an excellent choice for you. If, however, you prioritize a quieter ride, fuel efficiency, or a lower upfront cost, you may want to consider other options.

Details:

These systems use all the factory hanger locations and connections for an easy installation that you can do at home. Kit includes complete hardware and factory styled hangers in the stock locations for an easy installation. Kit include installation instructions and all necessary hardware. Over 30,000 sq ft of parts across UK and USA: Established 1966.

This allows you to control the factory valve from dash with different drive modes for full of your sound level. Items are received in a resealable condition. Sourcing the best brands names. Backed by Flowmaster Lifetime Limited Warranty.

Experienced support team: 150 years of experience. Tuned performance muffler with built in resonance chamber eliminates interior drone. Included in this cat-back system is active valve control with an integrated turn down. Max increases of up to 15 hp and 13 lb-ft over the stock exhaust at wheels.

Run the valve closed in Normal drive mode, or open Sport Off-Road mode for maximum sound. FLO-818206 Flowmaster American Thunder Cat-Back Exhaust System Huge range of parts in stock: Supplying UK, Europe USA.

part #: 818206 price

• $1364.95

specifications emissyste:

• for models: Thunder
• brand: Flowmaster
• mpn: 818206
• part type: Exhaust

seller emissyste:

• # reviews: 15968
• rating: 99.6%
• city: Dallas/Texas

offer emissyste:

• quantity: 3
• sold: 0
• availability: In Stock
• started: December 6, 2025

payments emissyste:

• credit card: Visa
• wallet: Apple-pay

returns emissyste:

• paid by: Buyer
• policy: Returns Accepted
• time: 30 Days

shipping emissyste:

general emissyste:

• Car Parts Accessories > Exhaust Emission Systems > Other Exhaust Emission Parts
• condition: New

Flowmaster 818206 Is Similar To:

• Y300350 Flowmaster Scavenger Exhaust Ycollector In Out Aluminized 700042012404 (36.7% similar) Part number: Y300350. The scavenger series incorporates two types of technologies. The patented scavenger collectors and crossover pipes incorporate large shaped ports to help scavenge the exhaust gases for a cleaner and more efficient burn in the combustion chambers. New condition...(February 22nd, 2022)
• Flowmaster 17278 Flo-17278 Force Ii Cat-back Exhaust System (75% similar) Experienced support team: 150 years of experience. FLO-17278 Flowmaster force ii cat-back exhaust system huge range of parts in stock: supplying UK, Europe USA. Mandrel-bent 16 gauge solemnized steel tubing. Dino tuned for maximum performance. Moderate to mild sound features:mild performance ...(May 30th, 2025)
• Flowmaster 718141 Flo-718141 Flow Fx Extreme Cat-back Exhaust System (68.6% similar) 3.00-INCH mandrel bent 16-GAUGE 409 stainless steel tubing maximizes exhaust flow and improves durability. This system exits under the truck with a dump turn down tip for added and better ground clearance when driving off-road. Over 30,000 sq ft of parts across UK and USA: established 1966 . ...(May 30th, 2025)
• Flowmaster 818189 Flo-818189 Outlaw Cat-back Exhaust System (75% similar) Sourcing the best brands names. Experienced support team: 150 years of experience. FLO-818189 Flowmaster outlaw cat-back exhaust system huge range of parts in stock: supplying UK, Europe USA. Backed by Flowmaster lifetime limited warranty. Over 30,000 sq ft of parts across UK and USA: established ...(May 30th, 2025)
• Flowmaster 952448 Flo-952448 Super 40 Series Chambered Muffler Exhaust Box (48.6% similar) Deep aggressive sound exhaust note. Its larger case profile provides the best of both worlds performance and sound, especially on forced induction high horsepower vehicles. Sourcing the best brands names. Muffler type chambered. Race proven delta flow technology. Excellent performance on high ...(May 31st, 2025)
• Ford 333.fd1g98 98 Mustang Svt Cobra 4.6l Flowmaster Exhaust Muffler Set Pair (27.4% similar) No expedited shipping is available...(June 20th, 2025)
• Flowmaster 815937k U-fit Dual Exhaust Pipe Kit 3 Tubing Universal 16-piece Set 4 (32.2% similar) American express. U-fit dual exhaust pipe KIT3 tubing UNIVERSAL16-PIECE SET409S stainless steel kit includes:Flowmaster kit Flowmaster 40 series mufflers 2 kit 389-815937FLOWMASTER Flowmaster 815937K 3 universal 16-PIECE set 4, steel...(July 13th, 2025)
• Flowmaster 17143 Flo-17143 American Thunder Cat-back Exhaust System (86.8% similar) American thunder systems deliver a moderate to aggressive exterior tone with mild-moderate interior and are suited the enthusiast who wants their performance be heard. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage. Sourcing the best brands names. ...(December 5th, 2025)
• Flowmaster 717433 Flo-717433 Flow Fx Cat-back Exhaust System (68.2% similar) This system produces a moderate rumble with minimal interior resonance. Includes a large 3.5-INCH black ceramic coated tip for an aggressive look. Over 30,000 sq ft of parts across UK and USA: established 1966 . Experienced support team: 150 years of experience. Muffler inlet connection slip-fit. ...(December 5th, 2025)
• Flowmaster 717810 Flo-717810 Flow Fx Cat-back Exhaust System (74.4% similar) Includes all necessary hardware for an at home installation. Sourcing the best brands names. Items are received in a resealable condition. Filofax series performance muffler offers a moderate to mild sound level and increased. All of the necessary hardware is included, and factory-mounting locations...(December 5th, 2025)
• Flowmaster 718122 Flo-718122 Flow Fx Cat-back Exhaust System (74.4% similar) Experienced support team: 150 years of experience. Max increases of up to 12 hp and 13 lb-ft over the stock exhaust at rear wheels. Over 30,000 sq ft of parts across UK and USA: established 1966 . Sourcing the best brands names. FLO-718122 Flowmaster flow Fox cat-back exhaust system huge range of ...(December 5th, 2025)