BMW 5 Series (E39) 520d (136bhp) panel filter Panel Filter:Panel Filter Expect to see power gains

Expect to see power gains of 10-20 bhp (Depending on spec of car)

However when subjected to a tuned engine and/or high performance driving conditions more control of engine movement is required

It also adds a very nice visual impact to the front view of your Focus RS with stealth satin black finish

After rigorous testing they have developed a 76mm system for optimum performance that is finished off with twin 83mm Daytona tailpipes

Boomba Racing is proud to release a brand new product for the Focus ST

BMW 5 Series (E39) 520d (136bhp) panel filter Panel Filter:Panel Filter Expect to see power gainsPanel type Unique Panel Dimensions 298mmX104mm