Shopping Cart:
Buy Now, Pay Later.
0% APR Available
My Account
If you are already registered, please log in.
Create your account and enjoy a new shopping experience.
Create A New AccountShop by Categories
back Air and Fuel
back Drivetrain
back Exterior Components
back Fasteners
back Gaskets and Seals
back Heating and Cooling
back Safety Equipment
back Tools
back Vehicle Make
back Belts and Cooling
back Body
back Exhaust
back Transmission
back Vehicle Parts
Vehicles, Equipment, Tools, and Supplies
![Ford Performance Parts M-9603-M4 - Power Upgrade Package; Incl. Cold Air Intake Kit PN[M-9603-M23] / Pro Cal 3 Calibration Interface / Calibration Voucher;](https://cdn11.bigcommerce.com/s-xnq7omqbps/images/stencil/1280x1280/products/1316871/8136840/M-9603-M4__82109.1681146439.jpg?c=1 "Ford Performance Parts M-9603-M4 - Power Upgrade Package; Incl. Cold Air Intake Kit PN[M-9603-M23] / Pro Cal 3 Calibration Interface / Calibration Voucher;")
![Ford Performance Parts M-9603-M4 - Power Upgrade Package; Incl. Cold Air Intake Kit PN[M-9603-M23] / Pro Cal 3 Calibration Interface / Calibration Voucher;](https://cdn11.bigcommerce.com/s-xnq7omqbps/images/stencil/600x600/products/1316871/8136840/M-9603-M4__82109.1681146439.jpg?c=1 "Ford Performance Parts M-9603-M4 - Power Upgrade Package; Incl. Cold Air Intake Kit PN[M-9603-M23] / Pro Cal 3 Calibration Interface / Calibration Voucher;")
![Ford Performance Parts M-9603-M4 - Power Upgrade Package; Incl. Cold Air Intake Kit PN[M-9603-M23] / Pro Cal 3 Calibration Interface / Calibration Voucher;](https://cdn11.bigcommerce.com/s-xnq7omqbps/images/stencil/600x600/products/1316871/8136841/CAProp65__06413.1681146440.jpg?c=1 "Ford Performance Parts M-9603-M4 - Power Upgrade Package; Incl. Cold Air Intake Kit PN[M-9603-M23] / Pro Cal 3 Calibration Interface / Calibration Voucher;")
Ships Today or Next Business Day
Use Code FREESHIP for Free Shipping on orders $300+
*Excludes oversize/heavy items
![Ford Performance Parts M-9603-M4 - Power Upgrade Package; Incl. Cold Air Intake Kit PN[M-9603-M23] / Pro Cal 3 Calibration Interface / Calibration Voucher;](https://cdn11.bigcommerce.com/s-xnq7omqbps/images/stencil/original/products/1316871/8136840/M-9603-M4__82109.1681146439.jpg?c=1 "Ford Performance Parts M-9603-M4 - Power Upgrade Package; Incl. Cold Air Intake Kit PN[M-9603-M23] / Pro Cal 3 Calibration Interface / Calibration Voucher;")
Ford Performance Parts M-9603-M4 - Power Upgrade Package; Incl. Cold Air Intake Kit PN[M-9603-M23] / Pro Cal 3 Calibration Interface / Calibration Voucher;
Make a big increase in power and sound with Ford Racing's ProCal Calibration Tool, Cold Spark Plug Set and Cold Air Intake. With just colder plugs, a tune and cold air intake the Focus ST is able to experience an increase of 90 peak torque at 2800 RPM on 93 octane fuel. There is a significant torque increase all the way up to 4200 RPM. Also, plenty of horsepower is gained throughout the RPM range making overall driving more exciting. Also, revised sound symposer software and calibration creates a more natural engine sound.
Features
Warning Ca Proposition 65 |
: | Yes |
Warning Ca Proposition 65 Message |
: | WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov |
Ford Performance Parts
Ford Performance Parts M-9603-M4C - Performance Calibration Kit; Incl. Pro Cal 3 Calibration Interface/Ford Performance PN[M-9601-M] High Flow Performance Air Filter/Calibration Voucher;Performance...
Ford Performance Parts
Ford Performance Parts M-9603-M8B - Performance Calibration Kit; Incl. Ford Performance Cold Air Intake/87mm Throttle Body/Throttle Body Adapter/Pro Cal 4 Calibration Delivery Tool;Performance...
Ford Performance Parts
Ford Performance Parts M-9603-M8A - Power Upgrade Package; Incl. ProCal Tool w/Performance Calibration/GT350 Cold Air Intake w/87 mm. Throttle Body/Intake Adapter;Make a big increase in power and...
Ford Performance Parts
Ford Performance Parts M-FR1-FSTA - FR1 Power Upgrade Pack; Incl. Ford Perf Focus SST Calibration w/ProCal3 and Spark Plug Kit PN[M-9603-FST] /Cold Air Intake PN[M-9603A-FSTA]/Cat Back Exhaust Sytm...
Ford Performance Parts
Ford Performance Parts M-9603A-FSTA - Spark Plug Calibration Kit; Incl. Ford Perf Calibration w/ProCal3 and Spark Plug Kit PN[M-1420-FSTA]/Cold Air Intake PN[M-9603-FST];Make a big increase in power...
![Ford Performance Parts M-9603-M4C - Performance Calibration Kit; Incl. Pro Cal 3 Calibration Interface/Ford Performance PN[M-9601-M] High Flow Performance Air Filter/Calibration Voucher;](https://cdn11.bigcommerce.com/s-xnq7omqbps/images/stencil/400x400/products/1316872/8706735/M-9603-M4C__08002.1689695001.jpg?c=1 "Ford Performance Parts M-9603-M4C - Performance Calibration Kit; Incl. Pro Cal 3 Calibration Interface/Ford Performance PN[M-9601-M] High Flow Performance Air Filter/Calibration Voucher;")
![Ford Performance Parts M-FR1-FSTA - FR1 Power Upgrade Pack; Incl. Ford Perf Focus SST Calibration w/ProCal3 and Spark Plug Kit PN[M-9603-FST] /Cold Air Intake PN[M-9603A-FSTA]/Cat Back Exhaust Sytm PN[M-5200-FST];](https://cdn11.bigcommerce.com/s-xnq7omqbps/images/stencil/400x400/products/1316901/8136803/M-FR1-FSTA__27145.1681146356.jpg?c=1 "Ford Performance Parts M-FR1-FSTA - FR1 Power Upgrade Pack; Incl. Ford Perf Focus SST Calibration w/ProCal3 and Spark Plug Kit PN[M-9603-FST] /Cold Air Intake PN[M-9603A-FSTA]/Cat Back Exhaust Sytm PN[M-5200-FST];")
![Ford Performance Parts M-9603A-FSTA - Spark Plug Calibration Kit; Incl. Ford Perf Calibration w/ProCal3 and Spark Plug Kit PN[M-1420-FSTA]/Cold Air Intake PN[M-9603-FST];](https://cdn11.bigcommerce.com/s-xnq7omqbps/images/stencil/400x400/products/1316883/8136821/M-9603A-FSTA__27192.1681146409.jpg?c=1 "Ford Performance Parts M-9603A-FSTA - Spark Plug Calibration Kit; Incl. Ford Perf Calibration w/ProCal3 and Spark Plug Kit PN[M-1420-FSTA]/Cold Air Intake PN[M-9603-FST];")
