SPEED PERF6RMANC3

SP63 1/2" L19 Head Stud Kit ___________________________________________________________________________ Introducing our SP63 1/2" Head Stud Kit: The Ultimate Choice for Maximum Performance and...

ARP 12mm Custom Age 625+ Head Stud Kit ___________________________________________________________________________ Introducing 12mm Head Studs: The Ultimate Choice for Maximum...

SP63 2.4L Custom Pistons & Rods Kit | Mazda & Ecoboost To build an engine that excels the most power and is reliable, you start to wonder what can be innovated and modified to achieve...

SP63 2.4L Custom 88mm Piston Kit | Mazda & Ecoboost To build an engine that excels the most power and is reliable, you start to wonder what can be innovated and modified to achieve your...

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...

SPEED PERF6RMANC3 "Mini" Port Injection Fuel Kit For Mazda MZR-DISI - Mazdaspeed 3/6   Fuel has, is, and always will be the most limiting factor of any direct injection platform...

SP63 Injector Seals & O-ring Kit| Mazdaspeed 3 & 6 Speed Performance has recently and meticulously engineered the perfect set of injector seals to ensure alignment and fitment to your...

SP63 Injector Seals Set | Mazdaspeed 3 & 6 When in doubt, buy some seals... No, for real you'll need them! Speed Performance has recently and meticulously engineered the perfect set...

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...

The Speed Perf6rmanc3 Stage 3 Camshafts for the MZR-DISI platform are the best choice when wanting to upgrade your cams when you’re looking for the best power potential and wanting to...

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...

The Mazda MZR engine relys on 3 friction washers between the crank pulley and sprockets to help keep the motor in time. This works very well for stock power levels and even mild big...

Fuel has, is, and always will be the most limiting factor of any direct injection platform. Some OEM’s have resorted to using a combination of direct injection (DI) and port injection...

SP63 Keyed Crankshaft For Mazda MZR-DISI Mazdaspeed3/6 The Mazda MZR engine relies on 3 friction washers between the crank pulley and sprockets to help keep the motor in time. This works...