11-14 Ford Mustang GT 5.0L Kooks 1141H650 2" Header and Catted (H) Connection Kit

Upgrade your 2011-2014 Mustang GT 5.0L with the Kooks 1141H650 Header and Catted (H) Connection Kit. This kit offers a 2" primary tube design and high-flow catalytic converters for improved horsepower, torque, and a compliant exhaust note, all with a precision fit.

Top Features

  • 2" primary tubes for enhanced power
  • Catted (H) Connection Kit with high-flow cats
  • Durable stainless steel construction
  • Direct fit for 2011-2014 Mustang GT 5.0L

Vehicle Fitment

  • Year Range: 2011-2014
  • Make: Ford
  • Model: Mustang GT
  • Engine: 5.0L V8
Vendor: Kooks Headers
SKU: KSH1141H650
Availability: 2 In Stock
$ 3,117.60 USD
On-Sale $ 3,117.60 USD
Normally
Better hurry, only 2 left in stock.

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This product is NOT CARB-APPROVED. We cannot ship this item to CA or any Carb regulated states. To avoid cancellation fee, do not order this if you live in California.
This product has emissions testing pending, contact us to check on status if California resident.
UPC: 842422179212
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11-14 Ford Mustang GT 5.0L Kooks 1141H650 2" Header and Catted (H) Connection Kit

Enhance your 2011-2014 Ford Mustang GT 5.0L with the Kooks 1141H650 Header and Catted (H) Connection Kit. Designed for maximum performance and compliance, this kit features 2" primary tubes and high-flow catalytic converters that improve horsepower and torque while maintaining emissions standards. Experience improved exhaust flow and a more aggressive exhaust tone with a fit that’s both precise and easy.

Key Features

  • 2" Primary Tubes: Increases exhaust flow for greater power gains.
  • Catted (H) Connection Kit: Includes high-flow catalytic converters to balance performance with emissions compliance.
  • Premium Construction: Crafted from durable stainless steel for long-lasting performance.
  • Direct Fit: Engineered specifically for 2011-2014 Ford Mustang GT 5.0L models.

Benefits

  • Boosted Performance: Delivers noticeable improvements in horsepower and torque.
  • Enhanced Exhaust Sound: Provides a deeper, more aggressive exhaust note.
  • Improved Exhaust Flow: Optimizes engine efficiency with reduced back pressure.
  • Emission Compliant: Meets emissions regulations with high-flow catalytic converters.
  • Durable Construction: Built to last with high-quality stainless steel.
  • Warranty: Comes with a limited lifetime warranty for added assurance.

Product Specs

  • Size: 2" primary tube diameter
  • Material: High-quality stainless steel
  • Connection Kit: Catted (H) Connection Kit included
  • Color: Stainless Steel
  • Fitment: Designed for a precise fit on 2011-2014 Ford Mustang GT 5.0L

Install Difficulty Level Installation is straightforward and typically takes 3-5 hours. The kit is designed for a direct fit, making it accessible for those with moderate mechanical skills.

Vehicle Fitment

  • Year Range: 2011-2014
  • Make: Ford
  • Model: Mustang GT
  • Engine: 5.0L V8

CARB Approval Status: This product is not currently CARB exempt and is not available for purchase in California or for use on any vehicle registered with the California Department of Motor Vehicles.

For any questions about this product or to report inaccuracies in this description, contact the MPT Performance experts at (407) 636-7077 or by email.

Shipping Policy

MPT is proud to offer free shipping on most orders over $149.

  • Free shipping applies only to the contiguous United States. Shipping and handling charges will apply to orders outside the contiguous US, and the buyer is responsible for any duty fees or taxes their home country may charge to import goods.
  • With free shipping, we will choose the best shipping method for your order. We use all major carriers, including USPS, FedEx, UPS, and DHL.

Turnaround Times:

  • MPT Tunes have a standard turnaround time of 2-3 business days, beginning once we receive your MPT Tune Form.
  • We do not process orders on weekends or observed holidays, which do not count as business days.
  • Physical items that are in stock at MPT and ordered by 4PM EST will be shipped the same day. Orders placed after 4PM EST will be processed on the following business day.

Special Considerations:

  • Items not stocked at our location will follow the same processing times but may experience lead-time delays and could incur additional charges. Shipping methods may vary for these items based on what was paid and the requested delivery speed. If you need an item by a specific deadline, please contact an MPT Expert.
  • SCT Tuner Orders with the Prioritized Order option must have their tune forms submitted by 3PM EST to be completed the same day. Forms submitted after this time will be processed the next business day.
  • Orders will ship to the billing address listed on your order. If paying by credit or debit card, we can only ship to the billing address. Contact an MPT Expert for assistance if you need a different shipping address.

MPT Performance Returns and Refund Policy

  • A Return Authorization Number (RA #) is required for all returns. Please contact an MPT Expert to obtain an RA# before sending anything back.
  • MPT tuning charges and license fees are non-refundable. The sale is final once MPT has sent the tune file via email, which applies to both new tune purchases and tune updates.

Returnable Products:

  • Products (other than MPT Tunes) may be returned within 30 days as long as they have not been installed and are in brand new, unused condition with original packaging. Installed products are non-refundable. MPT reserves the right to deny a return if the product shows signs of installation or damage.
  • Vehicle programmers/tuners that have loaded a tune onto a vehicle cannot be returned.

Refund Amounts:

  • Returns postmarked within 15 days of receipt will be refunded the purchase price minus the shipping cost MPT paid.
  • Returns postmarked between 16 and 30 days will be refunded the purchase price minus a 25% restocking fee and the shipping cost.
  • After 30 days, all sales are final.

Non-Refundable Items:

  • Shipping charges and any package insurance are non-refundable. If free shipping was applied to your purchase, the actual shipping cost will be subtracted from your refund.
  • HP Tuners Credits are non-refundable once they’ve been assigned to a device’s serial number, which occurs either during the purchase or upon completing the tune form.
  • Digital products like SCT Tuner Unlocks, HP Tuners Credits, or MPT Tunes cannot be refunded.
  • Decals/Stickers are non-refundable once received by the customer.
Year Make Model Submodel
2012-2013 Ford Mustang Boss 302
2011-2014 Ford Mustang GT

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