MAGNAFLOW 15666-DS Gas Exhaust Sy 841380004772 4.8L V8

( Brand: Magnaflow ), ( Country Of Origin: United States ), ( Manufacturer Warranty: 3 Year ), ( Manufacturer Part Number: 15666-DS ), ( Clamping Type: Band Clamp ), ( Clamps Included: Yes ), ( Exhaust Tip Connection: Welded-on ), ( Exhaust Tip Cut: Angle Cut ), ( Exhaust Tip Diameter: 4 In ), ( Exhaust Tip Edge: Rolled Edge ), ( Exhaust Tip Finish: Polished ), ( Exhaust Tip Intercooled: No ), ( Exhaust Tip Length: 12 In ), ( Exhaust Tip Material: Stainless Steel ), ( Exhaust Tip Shape: Round ), ( Exit Style: Single Passenger Side Rear ), ( Main Piping Diameter: 3 In ), ( Muffler Body Height: 5 In ), ( Muffler Body Length: 22 In ), ( Muffler Body Width: 11 In ), ( Muffler Finish: Brushed ), ( Series: Street ), ( Title: Magnaflow Street Series Cat-back Performance Exhaust System 15666 ), ( Type: Cat-back ), ( UPC: 841380004772 )

Review MAGNAFLOW Gmc 4.8l V8 Gas Ohv Exhaust Sy fits YUKON 2000–2003

The MagnaFlow 15666-DS Exhaust System is a high-performance aftermarket exhaust solution designed specifically for select GMC Yukon models equipped with the 4.8L V8 gas engine from the years 2000 to 2003. This exhaust system is manufactured by MagnaFlow, a renowned brand known for producing premium exhaust components that deliver both power gains and an enhanced exhaust note.

This MagnaFlow exhaust system is a direct-fit replacement, meaning it comes with all necessary components for a straightforward installation process. It features 409 stainless steel construction, which is resistant to corrosion and rust, ensuring durability and longevity. The system also comes with 4-inch diameter tubing, which reduces exhaust flow restrictions and increases exhaust velocity for improved engine performance.

The MagnaFlow 15666-DS exhaust system is designed with a high-flow muffler that provides a more aggressive exhaust tone while maintaining a reasonable decibel level. This muffler is engineered with a unique internal design that maximizes exhaust flow while minimizing backpressure. Additionally, it utilizes a multi-core design that allows for maximum gas velocity and scavenging, which further enhances engine performance.

One of the key benefits of this exhaust system is the reduction in exhaust gas temperature (EGT). The increased exhaust flow and reduced backpressure help to lower EGT, which can lead to improved engine efficiency and longevity. Furthermore, the system comes with a polished finish that not only looks great but also helps to protect the exhaust from the elements.

In summary, the MagnaFlow 15666-DS exhaust system is a high-performance aftermarket exhaust solution designed for select GMC Yukon models with the 4.8L V8 gas engine. It delivers improved engine performance, enhanced exhaust tone, and durability through its stainless steel construction. With its direct-fit design and straightforward installation process, this exhaust system is an excellent choice for those looking to upgrade their Yukon's exhaust system.

The MagnaFlow 15666-DS exhaust system is a popular aftermarket option for the 2000, 2001, 2002, and 2003 GMC Yukon 4.8L V8 gas engines. This exhaust system is known for its performance gains and unique sound. Let's explore the pros and cons of investing in this exhaust system.

1. Enhanced Performance: A MagnaFlow exhaust system can help increase horsepower and torque, providing a more responsive and powerful driving experience.

2. Improved Sound: MagnaFlow exhausts are known for their distinctive, deep exhaust note, which can add a desirable tone to the vehicle's engine.

3. Durability: MagnaFlow exhausts are made from high-quality materials, ensuring a long-lasting and reliable exhaust system.

4. Better Fuel Efficiency: A more efficient exhaust system can help improve fuel economy by reducing backpressure and improving engine performance.

1. Cost: Aftermarket exhaust systems like the MagnaFlow 15666-DS can be quite expensive compared to the stock exhaust system.

2. Installation Complexity: Installing an aftermarket exhaust system can be a complex and time-consuming process, requiring professional expertise or extensive DIY skills.

3. Loudness: Depending on personal preference, the increased exhaust volume from a MagnaFlow system might be too loud for some drivers.

4. Potential Increase in Emissions: An aftermarket exhaust system may not meet the same emissions standards as the stock exhaust, potentially leading to increased emissions and the need for additional modifications.

The MagnaFlow 15666-DS exhaust system offers several advantages, such as enhanced performance, improved sound, durability, and potentially better fuel efficiency. However, it also comes with some drawbacks, such as cost, installation complexity, potential loudness, and increased emissions.

If you're an enthusiast looking for a more powerful and unique driving experience, the MagnaFlow exhaust system might be worth the investment. However, if you prioritize a quieter ride or are concerned about potential emissions issues, you might want to consider other options.

Before making a decision, carefully consider your priorities and budget. If you're willing to invest in a high-performance exhaust system and are comfortable with the added cost and complexity, the MagnaFlow 15666-DS could be a great choice. If not, there are other aftermarket and stock exhaust options that may better suit your needs.

part # 15666 prices

• $881.00-$902.06

specifications frazzlekits:

• for models: Yukon
• for makes: Gmc
• for years: 2000-2003
• brand: Magnaflow
• country of origin: United States
• manufacturer warranty: 3 Year
• manufacturer part number: 15666-DS
• clamping type: Band Clamp
• clamps included: Yes
• exhaust tip connection: Welded-on
• exhaust tip cut: Angle Cut
• exhaust tip diameter: 4 In
• exhaust tip edge: Rolled Edge
• exhaust tip finish: Polished
• exhaust tip intercooled: No
• exhaust tip length: 12 In
• exhaust tip material: Stainless Steel
• exhaust tip shape: Round
• exit style: Single Passenger Side Rear
• main piping diameter: 3 In
• muffler body height: 5 In
• muffler body length: 22 In
• muffler body width: 11 In
• muffler finish: Brushed
• series: Street
• title: Magnaflow Street Series Cat-back Performance Exhaust System 15666
• type: Cat-back
• upc: 841380004772

shipping frazzlekits:

• carrier: FedEx
• transit: 3-9 Days
• cost: $0.00
• class: Standard
• service: FedEx Ground / FedEx Home Delivery
• type: Fixed

seller frazzlekits:

• rating: 97.4%
• # reviews: 1653

returns frazzlekits:

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

payments frazzlekits:

• wallet: Paypal
• other
• credit card: Visa

offer frazzlekits:

• options: Ship-to-home
• availability: In Stock
• started: November 3, 2025
• quantity: 4
• sold: 0

general frazzlekits:

• Car Truck Parts Accessories > Exhaust Emission Systems > Exhaust System Kits
• condition: New

Magnaflow 15666 Is Similar To:

• Magnaflow 19459 Exhaust System Kit-street Series Black Chrome Tips Axle-back Fits 19-23 3 (27.2% similar) $1112.76–$1175.51. (September 6th, 2024)
• Magnaflow 19433 Exhaust Muffler Kit-d-fit Replacement Kit With Fits 19-23 1500 (26.6% similar) $456.95–$481.00. (September 8th, 2024)
• Magnaflow 10703 3 Inch Custom Builder Kit Performance Exhaust System - Used (37.4% similar) $981.00. (October 2nd, 2024)
• 0135 2016 Ford Mustang Gt Magnaflow Competition Mufflers Exhaust X Pipe (34.4% similar) $149.95–$699.95. (October 16th, 2024)
• Magnaflow 19582 Cat-back Exhaust For 392 Jeep Jl (37.5% similar) $1762.08–$2485.95. (October 22nd, 2024)
• Magnaflow 15886 Street Series Exhaust Cut -from Corvette C7 (36% similar) $1098.84–$1550.00. (December 8th, 2024)
• Magnaflow 16871-ax Exhaust System Kit For 2014 Ford 3.5l V6 Gas Dohc (33.8% similar) $1169.00. (December 10th, 2024)
• Magnaflow 16772-ag Exhaust System Kit For 2007-2008 Hummer (36.2% similar) $1213.64–$1302.95. (December 12th, 2024)
• Magnaflow Exhaust Products 16520 Performance System Kit (29.6% similar) $944.99–$1007.00. (December 12th, 2024)
• Magnaflow 19131-ae Fits 2014 2015 2016 2017 Mazda 6 Exhaust System Kit (58.7% similar) $1129.00. (December 12th, 2024)
• Magnaflow 15620-ap Exhaust System Kit For 1995 Chevrolet 5.7l V8 Gas Ohv (40.8% similar) $754.00. (December 12th, 2024)