Evolution Racewerks Competition Series 4.5" Downpipe B58 (F-Series, 240i/340i/440i/540i and 2017+ X3/X4/X5 M40iX)

Evolution Racewerks Competition Series 4.5" Downpipe B58 (F-Series, 240i/340i/440i/540i and 2017+ X3/X4/X5 M40iX)Key Features: Fitment for the new BMW B58 Engine Higher Max Horsepower Power Curve Higher Intial Torque Curve. Torque curve hits faster, higher, and longer Better throttle response and faster turbo spool up times Mandrel Bent 4. 5" piping. Smooth transition to the exhaust system 100% Stainless Steel Construction 100% TIG welded for better quality welds Precision CNC machined turbocharger V Band flange Brush Finish (standard) or optional Polish Finish

or adaptive tuning features

Installation

we recorded gains of 48whp and 43wtq over the standard Stage 2 tune for an impressive total of 460awhp and 525awtq

We designed this kit to be one of the best performing

This High voltage & High Current coil design is equipped with technology from Marine & Aerospace applications

we use very long transitions

0L BMW F32 428i N20/N26 2

When combined with larger injectors and our Stage 2 pump

While the downpipe only accounts for approximately 20% of the entire exhaust system

What you end up with is a ton more fuel flow in a very simple and clean package

The VRSF 5″ Performance HD is the best option available for stock turbo N54 and N55’s on the market

The ARM F80 M3 Charge Pipes replace the OEM plastic S55 charge pipes