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aFe

AFE48-43031

aFe Twisted Steel Shorty Header 11-17 Ford Mustang V6-3.7L

Regular price $511.00
Sale price $511.00 Regular price
Out of stock

FITS UNIVERSALLY

This product is compatible with all vehicles

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WARNING California Proposition 65

This product can expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.

Full warning & details

Proposition 65 requires businesses to provide warnings to Californians about significant exposures to chemicals that cause cancer, birth defects or other reproductive harm. These chemicals may be in the products you purchase, in your home or workplace, or released into the environment. For more information about the specific exposures from this product, visit the link below.

www.P65Warnings.ca.gov

Not available in California

This product is not CARB-compliant and cannot be shipped to California addresses. Orders with a California shipping address won’t be able to complete checkout for this item.





This system produced gains of up to +14 HP and +15 lbs. x Ft. TQ., as measured on our in-house dyno. This system is constructed of 1-5/8 IN mandrel-bent 409 stainless steel tubing for maximum strength and durability. Factory style laser cut machined mild steel flanges are used used for a secure leak-free seal. 3-to-1 Mitered Merge collectors decrease turbulence and increases exhaust velocity. The result is increased horsepower, torque and improved throttle response. Includes gaskets and lower outlet hardware for a direct bolt-on system. No cutting or modifications required for a hassle-free installation. Utilizing state-of-the-art computer-aided design technology, these headers are designed for custom, high tolerance factory fitment. 100% MIG-Welded for race-proven strength and durability.

  • 3-to-1 Mitered Merge Collectors Eliminates Flow-Block Turbulence Seen on Formed Collectors
  • Heavy Duty Laser Cut Machined Flanges are used for a Durable Leak-Free Seal
  • Constructed from 1-5/8 IN Mandrel-Bent 409 Stainless Steel Tubing
  • Works with Factory Exhaust System with No Modifications Necessary
  • 100% MIG-Welded for Strength and Durability
  • Up to +14 HP and +15 lbs. x Ft. TQ.

Orders totaling $99.99 or more qualify for free shipping, unless otherwise stated on the product page.

Orders below $99.99 ship for a flat rate of $20.

Shipping rates apply to standard shipping only and may vary for oversized, heavy, or special order items when applicable.

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Get Support

Whether you need install guidance, order support, or help diagnosing an unexpected sound, our team is ready. We work on these cars ourselves, which means real answers and useful support every time.