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“aFe Twisted Steel Shorty Header 11-17 Ford Mustang V6-3.7L”
“Twisted Steel 409 Stainless Steel Short Tube Header Ford Mustang 11-17 V6-3.7L”
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Manufacturer information. Check the part number and installation requirements for your vehicle.
Supplier details checked 2026-09-23 · Test catalog
Twisted Steel 409 Stainless Steel Short Tube Header Ford Mustang 11-17 V6-3.7L
Twisted Steel 409 Stainless Steel Short Tube Header
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.
aFe Twisted Steel Shorty Header 11-17 Ford Mustang V6-3.7L
Twisted Steel Shorty Header
Twisted Steel Header
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.
