Steeda Q500 Enforcer™

Its Overachievement Starts From Within

"The Steeda Q500 was a blast to drive on track. The rear wing added rear grip, stability, and confidence, while the wider front tires improved front grip, especially in low speed corners. The lighter 2-piece rotors and track pads held up and I didn’t notice any fade while taking unsprung weight off the car to improve handling and response. The adjustable suspension was far from harsh and had a wide range of adjustability to dial the car in at the track. Overall it was a nice dual purpose street and track package that raised the limits of the Mustang GT." -

— Billy Johnson, Ford GT LeMans Driver & 2016 IMSA Sports Car Champion.

Performance Redefined

That is what the Steeda Q500 Enforcer™ Edition is all about.  We know that it's not just about who's the first one into a corner that matters, but who's the first one out that counts, so our engineers created a balanced performance package using our sophisticated Steeda G/Trac Suspension components.  When  you strap into a Steeda Q500 Enforcer™ Edition.....ignite the engine.....and challenge the road ahead, you'll know we just didn't cobble together a few performance parts and call it a day.  This vehicle is built to the highest quality standards incorporating our proprietary performance parts that are designed, engineered, and manufactured under rigorous ISO 9001:2008 Certified Standards.   The Steeda Q500 Enforcer™ Edition is put through it's paces under the toughest conditions imaginable and the result is a muscular yet refined balanced performer that has no equal.

Argument Against Status Quo

Power means nothing without stability and control, the Steeda Q500 Enforcer™ Edition  G-Trac Suspension and chassis modifications that have been strategically engineered into every Q500 Enforcer are designed to break the performance boundaries of the new S550 Mustang.   The result is a level of performance that makes for an unbeatable combination on the street, racetrack or dragstrip – all without sacrifice.

For the Steeda Q500 Enforcer™ we have undertaken unprecedented measures focusing on dramatically enhancing its driving dynamics.  We have developed the most comprehensive collection of suspension and chassis upgrades of any manufacturer in the market today – that when taken together, provide power and control on a master scale that is unmatched.  With newly found impressive driving dynamics, the Steeda Q500 Enforcer™ provides a level of excitement and driving that delivers practically zero pitch and roll and a level of suspension refinement that has never been experienced in a production Mustang before.

Innovation & Speed Technology

The Steeda Engineering Team developed a proprietary Cold Air Intake system that incorporates an industry exclusive integrated billet aluminum velocity stack.  This feature dramatically increases and stabilizes the flow of cool incoming air to the engine and when combined with our performance engine calibrations, the results are nothing short of spectacular.   From idle to redline, our Steeda special engine calibration starts where others left off – delivering a confident power that is rapid and responsive.  Throttle response is immediate and predictable and when coupled with our exclusive suspension and chassis modifications, you have the perfect combination of control allowing for closer contact with the road ahead.

Aerodynamic Design

As speed increases, the air rapidly thins out – which is why attention to aerodynamics is so critical in a performance vehicle.  Subtle, yet muscular in style, our Steeda aerodynamic changes are designed for function.  From the Steeda lowering springs that provide the optimum height for aerodynamic and suspension performance, to the front fascia that provides minimum drag and the appropriate level of downforce (aiding the front tires to get more grip and providing reduce understeer tendencies), everything is done with the goal of maximizing performance in mind.   


2019 Steeda Q500 Enforcer™ Edition - The Iconic 5.0 Reborn

MSRP from $14,995 (+ base Ford vehicle)

The Steeda Q500 Enforcer™ Edition was designed for hardcore, power-hungry performance enthusiasts who want the most Mustang muscle for their money, period.   It starts with the 5.0-liter aluminum block V8 that’s a modern interpretation of the legendary Ford power plant.  With a bevy of Steeda performance upgrades, this naturally-aspirated beast will churn out plenty of pure pony power to humble the competition.  Power means nothing without control, so the Q500 precision-engineered suspension and chassis modifications keep the driver in command and deliver the level of performance that make it an unbeatable combination delivering pure driving excitement.

Powertrain: Steeda 5.0L V8 Powertrain Upgrades - 500 HP & 480 lb. ft. Torque *

  • Steeda High Flow Cold Air Intake System with Velocity Stack Injection

  • Steeda Custom Performance PCM Calibration

  • Steeda Tri-Ax Shifter (manual transmission vehicles only)

  • Steeda Clutch Spring Assist Upgrade (manual transmission vehicles only)

  • Steeda Delrin Reverse Lock out Collar (manual transmission vehicles only)

  • Steeda Aluminum Coolant Tank Powdercoated Black

Exterior Upgrades

  • Steeda Exterior Graphic and Badge Package

  • Steeda Aerodynamic Front Splitter

  • Steeda Aerodynamic Rear Spoiler

  • Steeda Hood Strut Kit

  • Steeda Engine Bay Serialization Plate

G/Trac Suspension Upgrades - Stage I Package

  • Steeda Front and Rear Sway Bars with "welded in place" solid Billet Ends

  • Steeda IRS Subframe Bushing Support System

  • Steeda IRS Subframe Alignment Kit

  • Steeda Dual Rate Ultimate Handling Springs

  • Steeda Performance Wheel Alignment

Wheel Upgrade

  • Velgen Classic 5 Wheels with Satin Black Finish (retains stock OEM tires and TPM sensors)

Interior Upgrade

  • Steeda Door Sill Plates with Q500 Enforcer Model Identification


Optional Q500 Enforcer Equipment

G/Trac Suspension Upgrades - Stage II "The Ultimate" Suspension Package

  • Steeda Pro-Action Performance Tuned Struts & Shocks

  • Steeda Billet Aluminum Front Sway Bar Mounts

  • Steeda Billet Aluminum Rear Sway Bar Mounts

  • Steeda Adjustable Rear Toe Links

  • Steeda Billet Aluminum Vertical Links

  • Steeda Extreme G-Trac K-Member Support Brace

  • Steeda Strut Tower Brace

  • Steeda Bump Steer Kit

  • Steeda Rear IRS Subframe Support Brace

  • Steeda Camber Plates

  • Steeda Chassis Jacking Rails

  • Steeda Billet Adjustable Rear Camber Arms

  • Steeda Rear Control Arm Spherical Bearings

  • Steeda Rear IRS Subframe Support Brace

Steeda Severe Duty IRS Upgrade

  • Steeda Severe Duty IRS Half-Shaft Upgrade

Brake Upgrade

  • Steeda Slotted Brake Rotor Kit - Front and Rear

Wheel & Tire Upgrades

  • Velgen VMB9 Wheels - (20” x 9” front, 20” x 10.5” rear) with Nitto INVO or NT05 performance tires, TPMS, and nitrogen tire fill(Finishes: Black, Gummetal, Silver)

  • Steeda 20" ST-R Wheels - black(20” x 9.5” front, 20” x 11” rear) with Nitto INVO or NT05 performance tires with TPMS, and nitrogen tire fill(Finishes: Black, Gunmetal with Machined Lip)

  • HRE FF01 FlowForm Wheels (20” x 9.5” front, 20” x 11” rear) with Nitto INVO or NT05 performance tires, TPMS, and with nitrogen tire fill (Finishes: All)

Steeda Body Enhancement Components

  • Steeda Signature Q-Series Hood Blackout Treatment (Painted)

  • Steeda Hood Scoop

  • Steeda Side Quarter Window Scoops - pair

  • Steeda Side Quarter Scoops - pair

Miscellaneous Individual Upgrades

  • Steeda Hood Strut Kit

  • Steeda Heavy Duty Engine Mounts

  • Steeda Car Cover

  • Leather and Alcantara Wrapped Steering Wheel

  • Steeda Four-Point Roll Cage (requires rear seat delete kit) - RECOMMENDED

  • Steeda 6-Point Seat Belts by Safecraft Safety Systems - RECOMMENDED

  • Steeda Rear Seat Delete Kit


Inquire about other additional options - Custom Content Packages are Available to suite your specific needs.

The Steeda Q-Series line of performance Mustangs offers something for everyone - the result of over 30+ years of uninterrupted Mustang performance engineering by Steeda Autosports. They are individually crafted with performance parts built in the USA under strict ISO 9001-2008 Certified Standards and are available with a wide variety of special performance options to suit your specific needs.

- Steeda reserves the right to adjust, alter and modify it's package content & pricing due to manufacturing shortages or other factors beyond our control. 

* Denotes that all horsepower & torque ratings are estimates based on engineering prototypes and laboratory tests using a minimum of  91 octane Premium Fuel.  Actual figures may vary.