21-23 Ford F-150 3.5L EcoBoost CVF FF352124CDP-1 Stainless Steel Catted Downpipes

Enhance the 2021–2023 F-150 3.5L EcoBoost with CVF’s 3" TIG-welded stainless downpipes. Designed with 500 CPSI high-flow catalytic converters, this bolt-on upgrade improves throttle response, boosts performance, deepens exhaust tone—and is built to not trigger a check engine light.

Top Features

  • T304 stainless steel construction
  • 3" mandrel-bent piping
  • 500 CPSI high-flow catalytic converters
  • Fully TIG welded for strength
  • Direct bolt-on fitment
  • Works with OEM and aftermarket exhausts
  • Engineered to avoid CEL (check engine light)
  • Lifetime warranty included
Vehicle Fitment
  • 2021-2023 Ford F-150 3.5L EcoBoost
***ESTIMATED SHIP DATE: EXPECTED TO SHIP MID JUNE***
Vendor: CV Fabrication
SKU: FF352124CDP-1
$ 849.99 USD
On-Sale $ 849.99 USD
Normally $ 849.99 USD
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This product is NOT CARB-APPROVED. We cannot ship this item to CA or any Carb regulated states. To avoid cancellation fee, do not order this if you live in California.
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Proposition65 Warning: Cancer and Reproductive Harm

CV Fabrication Stainless Steel Catted Downpipes – FF352124CDP-1

Transform the driving experience of the 2021–2023 Ford F-150 3.5L EcoBoost with the CV Fabrication FF352124CDP-1 Stainless Steel Catted Downpipes. Built for performance and reliability, these 3" high-flow downpipes are crafted from T304 stainless steel and designed to improve power delivery, throttle response, and overall engine tone. The inclusion of 500 CPSI catalytic converters ensures optimal flow without triggering a check engine light. Whether towing, commuting, or playing hard on the weekend, this upgrade brings real results with solid construction to back it up.

Key Features

  • T304 stainless steel for corrosion resistance and strength

  • 3" mandrel-bent piping to reduce restriction and boost flow

  • 500 CPSI high-flow catalytic converters

  • Fully TIG welded for long-term durability

  • Includes all necessary install hardware

  • Designed for compatibility with OEM and aftermarket exhaust systems

  • Engineered to not trigger a check engine light

Benefits

  • Improves horsepower and torque by reducing backpressure

  • Sharpens throttle response for a more immediate feel

  • Deepens exhaust tone without excessive drone

  • Built to last with quality materials and craftsmanship

  • Lifetime warranty from CV Fabrication for total peace of mind

Product Specs

  • Material: T304 stainless steel

  • Piping Diameter: 3 inches

  • Catalytic Converters: 500 CPSI high-flow units

  • Welds: Full TIG welds

  • Finish: Natural stainless steel

  • Compatibility: OEM and aftermarket exhaust setups

Install Difficulty Level
Installation is straightforward and can typically be completed in about 2 hours using basic hand tools. These downpipes are engineered as a direct bolt-on upgrade, requiring no cutting or modification. DIY-friendly, but a professional install is always an option for those who prefer it.

Vehicle Fitment

  • 2021 Ford F-150 3.5L EcoBoost

  • 2022 Ford F-150 3.5L EcoBoost

  • 2023 Ford F-150 3.5L EcoBoost

NOTE: Does not fit Raptor models.

CARB Compliance
This product is not CARB approved and is intended for off-road use only. Always verify state and local regulations before installation.

For any 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:

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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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