Performance Parts

Injen Short Ram Intake w/MR Tech & Heat Shield For Ford Focus ST - Polished, Black Injen Air Intake - SP Series Intake System:  Is your engine choking for air and in need of some additional horsepower? If so, Injen has exciting news for...

The ISC N1 coilover is the optimum suspension tool for improved handling for your street or weekend track car. This product is perfect for someone looking for performance, adjustability, height and dampening and other quality features. Our...

The ISC N1 coilover is the optimum suspension tool for improved handling for your street or weekend track car. This product is perfect for someone looking for performance, adjustability, height and dampening and other quality...

JM Fabrications Billet Intake Manifold - Focus ST/RS Features:   Made form 6061-T6 aircraft quality aluminum CAD designed Fully CNC machined components, no welds Additional Port Injection (also available w/o) Modular bolt together design for...

The K&N 69-3517TS Typhoon air intake system is a free-flowing, mandrel-bent aluminum tube air induction system designed to fit some Ford Focus models. The restrictive factory air filter and air intake housing are replaced by the K&N...

K&N Performance Gold Oil Filters were originally developed for demanding auto race applications, our premium automotive oil filter is rapidly becoming a favorite among consumers for its durability and easy removal. Each K&N Performance Gold...

As with every K&N kit, when you bolt-on a K&N 57i Performance Induction Kit, you will notice the difference the next time you drive your vehicle. K&N 57i Performance Induction Kits are a great way and in many cases the only way to...

K&N Replacement High-Flow Air Filters are The Original High-Flow Air Filter. Since 1969 K&N Engineering has been designing, manufacturing, and enhancing High-Flow Air Filters for the automotive and motorcycle enthusiast interested in...

K&N Intake Kit - Typhoon System Cold Air: Built for performance and show, the K&N Typhoon Air Intake System is a free-flowing mandrel-bent aluminum tube induction system designed to fit many sport compact performance vehicles. Each kit...

King Engine Bearings - MZR-DISI 2.3L - Ecoboost 2.0/2.3L "MC" Series Main Bearings STD Size  King 07-09 Mazdaspeed 3 L3-VDT MZR DISI (t) Duratec High Performance Main Bearing Set - Size (STD)  

KING Bearing Main Bearings Bi-Metal Set Carrying on a tradition of durability and dependability, KING BiMetal (aluminum) engine bearings feature 100% lead-free aluminum silicon. Engineered with 60% more silicon than comparable competitive...

King Racing Rod Bearings - XP Tri-Metal:  Successful race engine builders are constantly pushing the limits of load capacity to new levels. Race bearings today inevitably need to match these demands with more competitive bearings. At King...

The Koni Sport product line is one of our specialties. Koni serves Sporting Drivers with a carefully designed range of sport shock absorbers. This product focuses on exceptional road holding and handling, combined with a reasonable level of driving...

The Koni Sport product line is one of our specialties. Koni serves Sporting Drivers with a carefully designed range of sport shock absorbers. This product focuses on exceptional road holding and handling, combined with a reasonable level of driving...

The Koni Sport product line is one of our specialties. Koni serves Sporting Drivers with a carefully designed range of sport shock absorbers. This product focuses on exceptional road holding and handling, combined with a reasonable level of driving...