11-14 Ford Mustang GT 5.0L 4V Kooks 1141H250 1-3/4" Header and Catted (H) Connection Kit

Upgrade your 2011-2014 Ford Mustang GT 5.0L with the Kooks 1141H250 Header and Catted H-Pipe Kit. Featuring high-flow Kooks GREEN Cats, this stainless steel kit boosts horsepower and torque, improves exhaust tone, and ensures EPA compliance, making it the ultimate performance upgrade for your Mustang.

Top Features

  • 1-3/4" headers for improved exhaust flow
  • EPA-verified Kooks GREEN Cats for up to 750 RWHP
  • 304 stainless steel construction for durability and corrosion resistance
  • Aggressive H-pipe design for a deep exhaust tone
  • Direct-fit installation with included hardware

Vehicle Fitment

  • Make: Ford
  • Model: Mustang GT
  • Year Range: 2011-2014
  • Engine: 5.0L 4V V8
Vendor: Kooks Headers
SKU: KSH1141H250
Availability: (Special Order Item)
$ 2,931.84 USD
On-Sale $ 2,931.84 USD
Normally
Better hurry, only 0 left in stock.

Secure Shopping with Hassle Free Returns

Free Shipping on orders over $149

10 customers are viewing this product
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.
UPC: 842422179137
  • More Power Tuning
  • More Power Tuning

Proposition65 Warning: Cancer and Reproductive Harm

11-14 Ford Mustang GT 5.0L 4V Kooks 1141H250 1-3/4" Header and Catted (H) Connection Kit

The Kooks 1141H250 Header and Catted (H) Connection Kit for the 2011-2014 Ford Mustang GT 5.0L is a top-tier performance upgrade, featuring Kooks GREEN Cats, engineered to handle up to 750 RWHP for modern muscle cars. This kit offers exceptional exhaust flow with 1-3/4" headers and includes high-quality, EPA-verified catalytic converters. Designed for enthusiasts who demand both performance and compliance with emissions standards, the 304 stainless steel construction ensures durability, corrosion resistance, and long-lasting performance.

The H-pipe design provides an aggressive exhaust tone while improving throttle response and overall engine power. With this Kooks kit, the Mustang GT will experience gains in both horsepower and torque, making it a perfect choice for those seeking a significant boost in performance. The Kooks GREEN Cats ensure that this upgrade meets strict environmental standards, while still providing maximum exhaust flow for optimal performance.

Key Features

  • 1-3/4" headers optimize exhaust flow, increasing horsepower and torque.
  • Kooks GREEN Cats are designed to perform in modern muscle cars up to 750 RWHP, while being EPA-compliant.
  • 304 stainless steel construction offers superior durability and corrosion resistance.
  • H-pipe connection provides a more aggressive exhaust tone and improved performance.
  • Precision-fit design for 2011-2014 Ford Mustang GT 5.0L.

Benefits

  • Boosted horsepower and torque for improved engine performance and acceleration.
  • Aggressive exhaust note that enhances the Mustang’s natural V8 sound.
  • EPA-compliant Kooks GREEN Cats ensure emissions standards are met without sacrificing performance.
  • 304 stainless steel for lasting durability and resistance to rust and corrosion.
  • Easy installation with a direct-fit design, connecting to OEM components.
  • Backed by Kooks' limited warranty, providing assurance of quality and performance.

Product Specs

  • Part Number: 1141H250
  • Material: 304 stainless steel for maximum strength and longevity.
  • Tube Diameter: 1-3/4" headers for high-flow exhaust.
  • Shape: H-pipe for improved exhaust tone and performance.
  • Finish: Polished stainless steel for durability and aesthetics.
  • Application: Fits 2011-2014 Ford Mustang GT 5.0L 4V.
  • Includes: Header and catted H-pipe connection kit, along with all required hardware for installation.

Install Difficulty Level

The Kooks 1141H250 Header and Catted (H) Connection Kit is classified as a moderate installation task. With basic mechanical knowledge and the right tools, installation can typically be completed in 3-4 hours. For best results, professional installation is recommended. The direct-fit design simplifies the process, ensuring compatibility with your Mustang GT.

Vehicle Fitment

  • Make: Ford
  • Model: Mustang GT
  • Year Range: 2011-2014
  • Engine: 5.0L 4V V8

For any questions or to report inaccuracies in the product 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

Customer Reviews

Be the first to write a review
0%
(0)
0%
(0)
0%
(0)
0%
(0)
0%
(0)

Related Products

Recently Viewed Products