-4%
Sold out
  • Trusted by Racers

    Professional-grade parts used trackside.

  • Real Support, Real People

    Expert help during business hours.

  • Secure Shopping

    Encrypted checkout & trusted payments.

  • Fast U.S. Shipping

    Orders ship quickly from regional warehouses.

Stainless Works 2011-14 Mustang GT Headers with 1-7/8 Inch Primaries, High-Flow Cats, and 3 Inch X-Pipe

sswM11HDRCATX
Out of stock
Cat Back Exhaust
$2,495.00 $2,383.99
Upgrade your 2011-2014 Ford Mustang GT with the Stainless Works SSWM11HDRCATX headers, designed for optimal performance...

Stainless Works 2011-14 Mustang GT Headers with 1-7/8 Inch Primaries, High-Flow Cats, and 3 Inch X-Pipe

Upgrade your 2011-2014 Ford Mustang GT with the Stainless Works SSWM11HDRCATX headers, designed for optimal performance and durability. Crafted from TIG-welded 304 stainless steel, these headers feature 1-7/8 inch primary tubes that improve exhaust flow, enhancing horsepower and torque. The system includes a 3 inch X-pipe and catted lead pipes that seamlessly connect to the factory connection points, offering a bolt-on solution that replaces the factory manifolds, catalytic converters, and H-pipe for a significant performance boost. The 3/8 inch thick flanges ensure a secure, leak-free seal, while the slip-fit collectors with merge spikes optimize exhaust velocity, contributing to improved throttle response and overall engine efficiency. Built for durability, these headers are designed to withstand high temperatures and harsh conditions, backed by a lifetime guarantee, making them a reliable upgrade for serious enthusiasts. Installation is straightforward, providing a noticeable increase in sound and power without the need for custom modifications. Whether you're looking to enhance daily driving or maximize track performance, these headers are engineered to deliver consistent, high-quality results.

Features:

  • Constructed from TIG-welded 304 stainless steel for corrosion resistance and durability
  • 1-7/8 inch primary tubes for improved exhaust flow and performance
  • Includes high-flow catalytic converters for better emission control
  • 3 inch X-pipe designed for optimal exhaust scavenging and sound
  • 3/8 inch thick flanges for a secure, leak-free connection
  • Slip-fit collectors with merge spikes to enhance exhaust velocity
  • Factory connection point compatibility for easy bolt-on installation
  • Replaces factory manifolds, catalytic converters, and H-pipe for a comprehensive upgrade
  • Backed by a lifetime guarantee for long-term reliability
  • Designed for 2011-2014 Ford Mustang GT models, including 2012, 2013, and 2014

Fitment:
2011 Ford Mustang GT
2012 Ford Mustang GT
2013 Ford Mustang GT
2014 Ford Mustang GT

Read More
Read Less

Shipping

Order Processing
All orders are processed and shipped within 24 hours of purchase (excluding weekends and holidays).
Orders placed after 3:00 PM EST may ship the following business day.

Shipping Methods
Customers select their preferred shipping method and speed at checkout.
Shipping times are determined by the carrier and cannot be guaranteed by us.
Tracking information will be provided once your order has shipped.

Shipping Coverage
If your package arrives damaged, please notify the delivery driver immediately and contact the shipping carrier to file a claim.
You must report any missing or damaged items within 14 days of delivery.
After this time, we cannot be held responsible for lost or damaged items.

Returns

Return Window
You have 30 days from the date of delivery to request a return.
After 30 days, we are unable to accept returns, exchanges, or refund requests.

Eligibility
Items must be returned in their original condition—unused, unwashed, and with all tags and packaging intact.
Certain products may not be eligible for return (e.g., special-order items, customized products, or perishable goods).
Items that have been altered, installed, or modified cannot be returned.

Return Process
Contact our Customer Support team to request a Return Authorization (RMA) before sending items back.
Once your return is approved, you’ll receive instructions on where to send the product.
Customers are responsible for return shipping costs unless the item was defective or incorrect.

Refunds
Refunds are issued to the original payment method once the returned item has been received and inspected.
Please allow 5–10 business days for the refund to appear on your account.
In some cases, a restocking fee may apply (if applicable, this will be disclosed during your return authorization).

Your cart

×