Fitment, emissions legality, pricing, and claimed gains can change. Verify the exact vehicle, configuration, and manufacturer documentation before purchasing or installing.

Intake

Steeda S650 Mustang GT/Dark Horse ProFlow Cold Air Intake

Steeda's ProFlow intake retains the factory airbox locations while using larger billet mass-air housings, silicone tubes, and reusable filters. Steeda lists no tune required and publishes naturally aspirated test gains.

$719.95
Verified Jul 26 · Steeda
Part #555-3234Verified 2026-07-25

Best for: S650 Mustang owners who want a large closed-or-open intake system without requiring a tune

Steeda S650 Mustang GT/Dark Horse ProFlow Cold Air Intake
Fitment98
Installability89
Performance86
Quality96
Value84

Advantages

Pros

  • No tune required for the base configuration
  • Designed for both Mustang GT and Dark Horse
  • Reusable filters and factory-airbox ram-air locations

Tradeoffs

Cons

  • Premium price for a naturally aspirated intake
  • Published power gains depend on test conditions and vehicle configuration
  • Tuned gains require separate calibration and supporting decisions

Part details

Key specifications

Fitment

2024-2026 Mustang GT / Dark Horse 5.0L

Tube

Custom 4-ply silicone velocity tubes

Meter

CNC-machined 6061 billet mass-air housings

Filter

Reusable oiled filters

Tune

Not required for base installation

ClaimedGain

+13 peak hp / +11 peak tq in Steeda no-tune testing

Warranty

Limited lifetime warranty

Compliance: Verify current emissions legality for your state and calibration before installation.
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