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aFe Twisted Steel Shorty Headers - Ford Mustang 3.7L 2011-2017
Lease for as low as $/week
Performance Gains:
This system produced gains of up to +14 HP and +15 lbs. x Ft. TQ., as measured on our in-house dyno.
1-5/8 IN 409 Stainless Steel Construction:
This system is constructed of 1-5/8 IN mandrel-bent 409 stainless steel tubing for maximum strength and durability.
Heavy Duty Flanges:
Factory style laser cut machined mild steel flanges are used used for a secure leak-free seal.
Mitered Collectors:
3-to-1 Mitered Merge collectors decrease turbulence and increases exhaust velocity. The result is increased horsepower, torque and improved throttle response.
Hardware Included:
Includes gaskets and lower outlet hardware for a direct bolt-on system. No cutting or modifications required for a hassle-free installation.
Computer-Aided Design:
Utilizing state-of-the-art computer-aided design technology, these headers are designed for custom, high tolerance factory fitment.
MIG-Welded:
100% MIG-Welded for race-proven strength and durability.
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.
Details
- Up to +14 HP and +15 lbs. x Ft. TQ.
- Constructed from 1-5/8 IN Mandrel-Bent 409 Stainless Steel Tubing
- Heavy Duty Laser Cut Machined Flanges are used for a Durable Leak-Free Seal
- 3-to-1 Mitered Merge Collectors Eliminates Flow-Block Turbulence Seen on Formed Collectors
- 100% MIG-Welded for Strength and Durability
- Works with Factory Exhaust System with No Modifications Necessary
Vehicle Applications
| Year | Make | Model | Fuel | Engine |
|---|---|---|---|---|
| 2011-2017 | Ford | Mustang | Gas | V6-3.7L |
Returns may be accepted within 14 days of purchase pending Return Merchandise Authorization (RMA). No returns or cancellations on special order items. All returns will be charged a 20% restocking fee, no exceptions.
To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging. Item must be able to be resold as new.
Several types of goods are exempt from being returned. Hazardous materials, fluids, greases, chemicals, and clothing are not able to return.
Free shipping is available within the lower 48 states for most orders totaling $199 or more. A free shipping option will be available during checkout. This offer is for delivery address in the continental United States and excludes shipments going to Alaska, Hawaii, Military Boxes, and items that require freight shipping.
Processing Time
Patterson Performance stocks a large quantity of items at any given time. Some items may require drop shipping from one of our various distributors. In stock items will ship within 1-2 business days. If you're needing your product quickly, please contact us to verify product availability before placing your order. Orders requiring additional verification (security concerns, incorrect information, etc.) may need additional processing time. Estimated shipping dates are not guaranteed and are subject to change based on inventory levels and manufacturer lead times. Backordered items are shipped immediately once available.
Items ship daily, If the item you ordered is not in stock, a member of our team will contact you via email / phone.
Patterson Performance will only ship to an address that varies from your billing address if payment is made via Paypal or a financing partner.
Patterson Performance ships from multiple warehouses throughout the United States, and sometimes from manufacturers overseas.
You can simply contact us via email / telephone for a live inventory check
Find more information at www.P65Warnings.ca.gov.