Top 9 Focus ST Performance Parts – Automotive Replacement Exhaust Cat-Back Systems

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1. SR*S Tuning



SR*S Tuning #ad - Mandrel bent tubing/ 3" Burnt Tip. Direct bolt on design. Japan design. Compatible for 13-19 ford focus ST 2. 0l turbo. Full t-304 stainless Steel.
BrandSR*S Tuning #ad
ManufacturerSR*S Tuning #ad



Pedal Commander Throttle Response Controller PC18 Bluetooth for Ford Focus 2011 and newer Fits All Trim Levels; S, SE, SEL, Titanium, RS, ST

PEDAL COMMANDER #ad - Quick & easy installation: pedal commander is a simple plug-and-play device that takes only about 5 minutes to install. Each mode has an additional 9 adjustable settings to fine-tune to your liking, making this the best Ford Focus accessory.

Now bluetooth compatible so you can control the unit using our free Pedal Commander app. 36 adjustable settings: equipped with 4 different modes: Eco, Sport, City, and Sport +. Will not void your warranty: pedal Commander will not void the warranty on your Ford Focus or leave any trace behind on your ECU. Faster acceleration: the pedal commander system eliminates the delay from your electronic gas pedal, allowing your 2011 and newer Ford Focus to accelerate faster, giving your vehicle a night/day difference in performance.

Gas savings: the pedal commander’s significantly slow Eco Mode response can help increase your Ford Focus MPG and save you up to 20% in fuel economy.
ManufacturerPedal Commander #ad
Height2.3 Inches
Length6.3 Inches
Weight0.22 Pounds
Width3 Inches
Part NumberPC18MUSTANG
WarrantyManufacturer warranty for 2-years with proof of purchase from authorized seller.

3. Turbosmart


Turbosmart TS-0203-1061 Blow-Off Valve

Turbosmart #ad - They also fit the popular Ford Eco boost engines. The package height is 11. 2 inches. The package width is 11. 3 inches. The package length is 15. 1 inches.
BrandTurbosmart #ad
ManufacturerTurbosmart #ad
Height0 Inches
Length0 Inches
Width0 Inches
Part NumberTS-0203-1061

4. Mishimoto


Mishimoto MMGP-RS-16BK Gas Pedal Spacer Compatible With Ford Focus ST 2013+/Focus RS 2016-2018 Black

Mishimoto #ad - Lined upper & tongue - Fully lined upper and tongue with cushy foam padding for maximum comfort. Fit to perform skates - the unique and stylish two color figure outsole along with color coordinated trim keeps you looking great while out on the ice. Velcro fastening ankle - Ankle strap with Velcro fastening ensures excellent support. Direct-fit for the 2016-2018 ford focus RS & 2013+ Ford Focus ST. Adjustable ice skates - Sizing can be adjustable to accommodate growing feet.
BrandMishimoto #ad
ManufacturerMISHIMOTO #ad
Height2 Inches
Length8 Inches
Weight1 Pounds
Width2 Inches
Part NumberMMGP-RS-16BK
WarrantyManufacturer Warranty

5. Ford


Ford Racing M-16826-MA Hood Lift Kit

Ford #ad - Your hood will lift and hold firmly at the raised position-no wind and no bump will bring it down on your head. Fit type: Vehicle Specific. Laser-engraved with the Ford performance logo, giving your engine bay a clean, professional appearance. Made from lightweight Steel and aluminum, Powder coated with a durable Black finish.
BrandFord #ad
ManufacturerFord Racing #ad
Height4.7 Inches
Length14.1 Inches
Width6.5 Inches
Part NumberM-16826-MA

6. Roush Performance


1 Pack, Roush Performance Products 421610 Cat-Back Exhaust Kit

Roush Performance #ad - Includes chrome-flashed 304 stainless steel tips. Fits 2012-2017 ford focus st and 2012-2014 Ford Focus NA models. Made of high-quality 409 stainless steel.
BrandRoush Performance #ad
ManufacturerRoush Performance #ad
Height13 Inches
Length54 Inches
Weight50 Pounds
Width25 Inches
Part Number421610

7. CFM Performance


CFM Performance 4-0300 Symposer Delete with Pressure Port for 2013-2018 Ford Focus ST ST250

CFM Performance #ad - Easy bolt on installation. Utilizes factory hardware. Billet Aluminum construction. All necessary hardware included.
BrandCFM Performance #ad
ManufacturerCFM Performance #ad
Weight0.25 Pounds
Part NumberCFM-4-0300

8. K&N


Focus, 3, 557S-4000, Tourneo, C30, Transit, V40, S40, Guaranteed to Increase Horsepower: 2007-2018 FORD/VOLVO/MAZDA C-Max, V50, Kuga, V70, Grand, K&N Cold Air Intake Kit: High Performance, C70

K&N #ad - Better towing: improves acceleration and uphill performance when towing by improving throttle response. Guaranteed increase in horsepower: Dyno-tested with up to 50% more airflow than restrictive factory box air filter and intake tube.

Ultimate longevity: 10-year/Million Mile Limited Warranty protects for the life of your vehicle. Improved engine sound: Hear the power under the hood. World class protection: Pushing the limits of engine protection by protecting your engine from harmful contaminants. K&n air intake systems are one of the easiest ways to guarantee an increase in horsepower. Dyno tested: dyno-tested for a guaranteed increase in horsepower and acceleration with no ECU tune required.

High quality: Made in America. Washable and reusable air filter. Easy installation. Outstanding filtration. Increases power. K&n million mile limited warranty. Easy to install: bolt-on power in less than an hour with basic hand tools. Easy maintenance: no filter cleaning required for up to 100, 000 miles.
BrandK&N #ad
ManufacturerK&N Engineering #ad
Height0 Inches
Length0 Inches
Weight1.9 Kilograms
Width0 Inches
Part Number57S-4000
Warranty1,000,000 Miles/10 Year

9. Yates Performance


ROUSH 422065 2013-2018 Focus ST and RS 2.0 Liter Cold Air Intake System

Yates Performance #ad - High-flow 3" induction Tube with OE Quality Fit and Finish. Fits 2013-2018 focus st and 2016-2018 Focus RS. Installation is quick and simple, installing in less than one hour with basic tool. Includes premium high-flow air filter that is re-usable simply by washing and oiling. Now carb approved for use in California; EO# D-418-30 .
BrandYates Performance #ad
ManufacturerRoush #ad
Height11 Inches
Length41 Inches
Weight12.25 Pounds
Width10 Inches
Part Number422065