Tuning Parts for Ford Focus Mk1 RS 98-04

Full recirculating BOV. The Plumb Back system recirculates all excess pressure back into the intake system. Great for enthusiasts not wanting to be noticed but wanting the performace and reliability benefits of a quality BOV.

Dual Port vents both to the atmosphere & back into the air intake. Ports with sequential timing allow quieter operation during normal driving, while getting all the benefits of a vent-to-atmosphere BOV under race conditions.

K&N Typhoon® air intake systems are built for performance and show. This free-flowing mandrel-bent aluminum tube induction system was designed to fit many sport compact performance vehicles. Typhoon air intakes come with a high-flow conical air filter designed to provide increased surface area and dust capacity. Some Typhoon air intakes are not legal for use in California and other states adopting California emission standards while others are CARB exempt and 50 state legal. Check the K&N air intake product page for specific CARB status.

A K&N replacement air filter is designed to improve vehicle performance, provide excellent engine protection and last the life of your car, truck, motorcycle, ATV and more. K&N air filters are easy to install and come with the worry-free K&N Million Mile Limited Warranty®.

TA Technix stainless steel system to fit Ford Focus I DAW, DBW 2003-!

AIRTEC front mount intercooler for the Ford Focus RS MK1. This is great upgrade to any standard or re-mapped Ford Focus RS MK1's.

Fuel system parts from American Grams Performance

Fuel system parts from American Grams Performance

Fuel system parts from American Grams Performance

Fuel system parts from American Grams Performance

Fuel system parts from American Grams Performance