Performance Parts

SP63 2.5L Kit | Ecoboost 2.0L/2.3L & MZR-DISI The rod/stroke ratio affects several engine dynamics, including piston speed and acceleration, piston dwell at top dead center and bottom dead center, piston side loads, cylinder loading and...

SP63 Keyed Crankshaft For Ford Ecoboost 2.3L - Focus RS / Ecoboost Mustang   The Ford Ecoboost engine relies on 2 friction washers between the crank pulley and sprocket to help keep the motor in time. This works very well for stock power...

SP63 MZR-DISI/Ecoboost Custom L.A Sleeves   Burned through your cylinder walls beyond repair? Looking to make some decent power, but are limited to the stock sleeves? Well, do we have the solution for you! Price includes custom L.A...

Everyone knows that cutting and splicing wires is not for the faint of heart and if you don't get it right you can end up with disastrous consequences. Now you don't have to cut and splice your coil pack harness to wire in the split second AIC1...

Evolution of the Head Stud Introducing the Custom Age 625+ head studs from SPEED PERF6RMANC3. These studs have an even higher UTS (closer to the 280 ksi limit of the material) than our previous L19 offering and have the added benefit of...

SPEED PERF6RMANC3 Focus ST/RS Synchro Straight-Cut Gearset (1–6) Model: Focus RS / Focus ST Transmission: FWD Engine: 2.0T Gearbox: MMT6 Category: Drag (Street/Strip) Fitment: OEM   Unleash the full potential of your Focus ST or...

Universal Air Filter Cleaning Kit - Blue | Ford & Mazda Forgetting to check the condition of your air filter can have a dramatic effect on vehicle performance and fuel economy. If you have not checked the condition of your performance air...