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  2. sku: 12311428285290008
  3. BORLA 11951-AJ

BORLA 11951-AJ Exhaust Kit Gas Dohc 808422119511 5.0L V8

fits model: Mustang. make: Ford. year: 2018–2021.

11951-aj Borla Exhaust System Kit For 2018-2021 Ford Mustang 5.0l V8 Gas Dohc

( Brand: Borla ), ( Part Type: Exhaust ), ( Manufacturer Warranty: 1 Year ), ( Manufacturer Part Number: 11951-AJ ), ( Construction: All Welded ), ( Tip / Outlet Finish: Bright Chrome On T-304 Stainless Steel ), ( Tail Pipe Diameter: 2.500 In. ), ( Off Road Use Only: No ), ( Material: T-304 Stainless Steel ), ( Grade Type: Performance ), ( Exit Position: Split Rear ), ( Prop 65 Yes/no: Yes ), ( Prop 65: C ), ( R Or Cr : Cr ), ( Prop 65 Warning Label: Proposition 65 Warning.jpg ), ( Country Of Origin: United States ), ( UPC: 808422119511 )

Review BORLA Exhaust System Kit Ford 5.0l V8 Gas Dohc fits MUSTANG 2018–2021

Introducing the Borla 11951-AJ Exhaust Kit, an exceptional upgrade for the 2018-2021 Ford Mustang 5.0L V8 Gas DOHC models. Borla, a leader in the performance exhaust industry, has engineered this system to deliver power gains, an enhanced exhaust note, and a more aggressive appearance.

This exhaust kit is designed as a direct-fit replacement for your factory exhaust system. It consists of premium-grade stainless steel components, ensuring durability, resistance to corrosion, and a long-lasting finish. The system features Borla's patented ATAK (Advanced Technology Muffler) design, which provides a balanced exhaust flow, minimal backpressure, and a deep, resonating exhaust tone.

The Borla 11951-AJ Exhaust Kit boasts several noteworthy features. First, the system is engineered to provide an increase in horsepower and torque, enhancing your Mustang's overall performance. Second, the exhaust note is significantly more aggressive and powerful than the stock system, resulting in an exhilarating driving experience. Lastly, the system's design and appearance are more aggressive, adding a touch of sophistication and performance to the exterior of your Mustang.

Installation of the Borla 11951-AJ Exhaust Kit is straightforward, thanks to its bolt-on design. The system comes with all necessary hardware for installation, making it a convenient and hassle-free upgrade for your Ford Mustang. Additionally, Borla provides a limited lifetime warranty on this product, giving you peace of mind and confidence in your purchase.

In conclusion, the Borla 11951-AJ Exhaust Kit is a must-have upgrade for any Ford Mustang 5.0L V8 Gas DOHC owner looking to enhance their vehicle's performance, exhaust note, and appearance. With its premium-grade stainless steel components, patented ATAK muffler design, and direct-fit installation, this system offers unmatched value and performance for your investment.

Borla 11951-AJ Exhaust Kit for 2018-2021 Ford Mustang 5.0L V8 Gas DOHC: A Detailed Analysis

The Borla 11951-AJ exhaust kit is a popular aftermarket performance upgrade for the 2018-2021 Ford Mustang 5.0L V8 Gas DOHC. This exhaust system is known for its distinctive sound and improved power delivery. In this analysis, we will discuss the potential advantages and disadvantages of investing in the Borla 11951-AJ exhaust system for your Ford Mustang.

Pros:

1. Enhanced Power and Performance: The Borla exhaust system is designed to optimize exhaust flow for increased power output and improved engine performance.

2. Distinctive Sound: Borla exhausts are renowned for their unique exhaust note, which can add an exciting and aggressive tone to your Mustang.

3. Durability: Borla uses premium-grade stainless steel in their exhaust systems, ensuring they withstand the test of time and resist corrosion.

4. Weight Reduction: The Borla exhaust system is lighter than the stock exhaust, contributing to improved overall vehicle performance.

5. Increased Fuel Efficiency: Due to the improved exhaust flow and reduced backpressure, the Borla exhaust system can lead to increased fuel efficiency.

Cons:

1. Cost: Borla exhaust systems can be quite expensive compared to other aftermarket exhaust options.

2. Loudness: The Borla exhaust system is known for its loud and aggressive exhaust note. Depending on personal preference, this may be perceived as a disadvantage.

3. Installation Complexity: Installing a Borla exhaust system may require professional assistance due to its complexity and the need for precise fitting.

4. Potential Drone: Some drivers have reported experiencing exhaust drone, which can be perceived as a low-frequency rumble that can be noticeable at cruising speeds.

5. Resonator Required: For those seeking a more subdued exhaust note, Borla offers a resonator that can be added to the system for an additional cost.

Conclusion:

The Borla 11951-AJ exhaust kit offers several advantages, including increased power, improved performance, a distinctive sound, durability, weight reduction, and potential fuel efficiency gains. However, it also comes with some disadvantages, such as cost, loudness, installation complexity, potential drone, and the need for a resonator for a more subdued exhaust note.

If you're an enthusiast looking for a powerful and aggressive exhaust note, the Borla exhaust system may be an excellent investment for your Ford Mustang. However, if you prioritize a quieter exhaust system or are concerned about the cost, there may be other aftermarket exhaust options better suited to your needs. Ultimately, the decision depends on your personal preferences, budget, and performance goals.

part # 11951 prices

  • $1899.99-$1999.99

specifications frazzlekits:

  • for models: Mustang
  • for makes: Ford
  • for years: 2018-2021
  • brand: Borla
  • part type: Exhaust
  • manufacturer warranty: 1 Year
  • manufacturer part number: 11951-AJ
  • construction: All Welded
  • tip / outlet finish: Bright Chrome On T-304 Stainless Steel
  • tail pipe diameter: 2.500 In.
  • off road use only: No
  • material: T-304 Stainless Steel
  • grade type: Performance
  • exit position: Split Rear
  • prop 65 yes/no: Yes
  • prop 65: C
  • r or cr : Cr
  • prop 65 warning label: Proposition 65 Warning.jpg
  • country of origin: United States
  • upc: 808422119511

payments frazzlekits:

  • wallet: Apple-pay
  • credit card: Discover
  • other

offer frazzlekits:

  • sold: 0
  • availability: In Stock
  • options: Ship-to-home
  • started: May 29, 2026
  • quantity: 3

seller frazzlekits:

  • rating: 99.8%
  • # reviews: 68392

general frazzlekits:

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

shipping frazzlekits:

  • carrier: UPS
  • cost: $14.99
  • service: UPS Ground
  • transit: 4-7 Days
  • class: Standard
  • type: Fixed

returns frazzlekits:

  • time: 30 Days
  • policy: Returns Accepted
  • paid by: Seller
for models: mustang, for makes: ford, for years: 2018-2021, part type: exhaust, manufacturer warranty: 1 year, construction: all welded, tip / outlet finish: bright chrome on t-304 stainless steel, tail pipe diameter: 2.500 in., off road use only: no, grade type: performance, exit position: split rear, prop 65 yes/no: yes, prop 65: c, r or cr: cr, prop 65 warning label: proposition 65 warning.jpg, country of origin: united states,
category: auto parts > car truck parts accessories > exhaust emission systems > exhaust system kits, material: t-304 stainless steel, sku: 12311428285290008,

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