11-14 Ford Mustang 3.7L Flowmaster 615146 Delta Force Performance Air Intake

Flowmaster Delta Force Performance Air Intake 615146 improves airflow and performance for 2011-2014 Ford Mustang 3.7L models. Featuring a high-flow 8-layer cotton gauze filter, XLPE intake tube, heat shield, and direct-fit design, this system delivers enhanced throttle response, aggressive sound, and potential horsepower gains without requiring tuning.

Top Features

  • High-flow Delta Force 8-layer washable cotton gauze air filter.
  • Cross-Linked Polyethylene (XLPE) intake tube for improved airflow.
  • Black powder-coated heat shield helps reduce intake air temperatures.
  • Direct-fit installation with no cutting, drilling, or ECU tuning required.
  • Includes reinforced silicone couplers and stainless steel mounting hardware.
  • Potential gains of up to 5% horsepower and torque.
  • Lifetime Limited Warranty from Flowmaster.
  • CARB approved with Executive Order Number D-698-5.

Vehicle Fitment

  • 2011 Ford Mustang - 3.7L V6 Engine
  • 2012 Ford Mustang - 3.7L V6 Engine
  • 2013 Ford Mustang - 3.7L V6 Engine
  • 2014 Ford Mustang - 3.7L V6 Engine
Vendor: Flowmaster
SKU: FLO615146
Availability: 8 In Stock
$ 531.95 USD
On-Sale $ 531.95 USD
Normally $ 531.95 USD
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CARB EO#: D-698-5
This product is CARB-APPROVED and is allowed to ship to California.
UPC: 700042036318
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Flowmaster Delta Force Performance Air Intake - Part Number 615146

Flowmaster Delta Force Performance Air Intake 615146 is designed to enhance the performance and appearance of 2011-2014 Ford Mustang models equipped with the 3.7L engine. This high-flow intake system improves airflow to the engine with a custom-molded Cross-Linked Polyethylene (XLPE) intake tube, a large 8-layer cotton gauze filter, and a precision-fit heat shield designed to help reduce unwanted engine heat exposure. The open-element design delivers improved air volume, a more aggressive engine sound, and potential power gains of up to 5% horsepower and torque without requiring ECU tuning. Built with premium materials, stainless steel hardware, and Flowmaster engineering, this intake system provides a direct-fit upgrade for Mustang enthusiasts looking to improve driving performance while maintaining reliability.

Key Features

  • Designed specifically for 2011-2014 Ford Mustang models with the 3.7L engine.
  • High-flow Delta Force 8-layer cotton gauze air filter provides increased filtration capacity compared to standard designs.
  • Serviceable and washable air filter helps provide long-term performance and can outlast the vehicle when properly maintained.
  • Custom molded black Cross-Linked Polyethylene (XLPE) intake tube improves airflow efficiency.
  • Open-element intake design helps increase airflow and delivers a performance-oriented appearance.
  • Black powder-coated heat shield helps protect intake air from engine compartment heat.
  • Includes high-quality reinforced silicone couplers and stainless steel worm gear clamps.
  • No cutting, drilling, or special tuning required for installation.
  • Designed with Flowmaster quality components for a custom performance look.

Benefits

  • Helps improve engine airflow for enhanced throttle response and performance potential.
  • Provides potential gains of up to 5% horsepower and torque.
  • Creates a more aggressive intake sound to complement a performance exhaust system.
  • Maintains factory drivability without requiring ECU recalibration.
  • Offers a durable performance upgrade backed by a Lifetime Limited Warranty from Flowmaster.
  • Provides a direct-fit installation solution for a cleaner and easier upgrade process.

Product Specifications

  • Brand: Flowmaster
  • Part Number: 615146
  • Product Type: Performance Air Intake System
  • Vehicle Fitment: 2011-2014 Ford Mustang 3.7L
  • Engine Type: 3.7L Gasoline Engine
  • Intake Tube Material: Cross-Linked Polyethylene (XLPE)
  • Intake Tube Color: Black
  • Intake Tube Finish: Smooth, Flat Finish
  • Air Filter Material: Cotton Gauze
  • Air Filter Design: Cone Style, 8-Layer High-Flow Element
  • Air Filter Color: Red
  • Air Filter Washable: Yes
  • Heat Shield Material: Steel
  • Heat Shield Finish: Black Powder Coated
  • Heat Shield Included: Yes
  • Air Box Included: No
  • Air Box Style: Open Element
  • Coupler Material: Silicone
  • Coupler Color: Black
  • Clamp Material: Stainless Steel
  • Clamp Quantity Included: 4
  • Mounting Hardware Included: Yes
  • ECU Tuning Required: No
  • Mass Air Flow Sensor Included: No
  • Direct Fit Installation: Yes
  • Fuel Type: Gasoline
  • CARB Executive Order Number: D-698-5
  • California Air Resources Board Approved: Yes
  • UPC: 700042036318

Install Difficulty level

This Flowmaster Delta Force Performance Air Intake is designed for an easy direct-fit installation and typically installs in approximately 30 minutes with basic hand tools. The system requires no cutting, drilling, or ECU tuning, making it a straightforward upgrade for enthusiasts looking to improve performance with minimal installation effort.

Vehicle Fitment

  • 2011-2014 Ford Mustang with 3.7L V6 engine

CARB Approved

This Flowmaster Delta Force Performance Air Intake is California Air Resources Board (CARB) approved and legal for sale and use on emissions-controlled vehicles in all 50 states when installed according to the manufacturer's application guide. CARB Executive Order Number: D-698-5.

For questions about this product or to report product description inaccuracies, 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 is required for all returns. Please contact an MPT Expert to obtain an RA # before sending anything back to us for any reason.

MPT tuning charges and license fees are Non-Refundable. The sale is final when MPT has sent the tune file over email. This includes both new tune purchases and tune updates.

Products other than MPT tunes, digital products, and MPT decals may be returned within 30 days for any reason, provided that the product has not been installed and is in brand new, unused condition with the original packaging. Once a product has been installed it is non-refundable. We reserve the right to deny the return, should the product be received and it display signs of installation or unmentioned damage.

For vehicle programmers/tuners, the vehicle must be returned to stock if a program was installed. If a tuning device is returned and has not been returned to stock, a refund will not be issued, and your tuner will not be sent back without a shipping and handling fee.

The customer is responsible for all shipping charges incurred during the return process.

Amount Refunded:
•Returns post marked before 30 days from the date the item was received will be refunded the purchase price, minus a 25% restocking fee and the cost of shipping.
After 30 days, all sales are Final.
•Shipping charges along with any package insurance are non-refundable. If your purchase was shipped with our Free Shipping option, the cost of the shipping will be subtracted from the total refund amount.

HP Tuners Credits are assigned to the HP Tuners product with the submitted serial number and cannot be transferred. Once you load a tune to your vehicle with the RTD, these credits are Non-Refundable.

Digital products and files that have no ability to be taken back physically, such as an SCT Tuner Unlock, are Non-Refundable.

nGauge Tune License Fee is included in your initial purchase of MPT tunes for the nGauge. This fee is factored into the price of the tunes and becomes Non-Refundable when the stock file has been emailed to MPT.

MPT Decals are Non-Refundable, once they have been received by the customer.

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