BMW M235i RS by TUNINGWERK Making 400+ HP – Performance Mod Items Available for USA and Global Buyers

The BMW M235i is easily one of the best, most complete sports-cars in the last decade. So fast, so agile and so fun.

There really is not much else with this triple threat of track prowess along with smooth and luxurious commuter capabilities.

But what if you want to go even more hardcore? To take this incredible engineering package and light the wick with a blowtorch?


To make your own GT-R-killer ready for any performance challenge — and delivering a huge grin all the way there and back — look no further than the below catalog from German car mod shop TUNINGWERK. Some great stuff itemized below.

Hot Track Lap Review - 2014 BMW M235i Is Most Fun and Best-Sounding Junior Supercar EVER GIF4Read the Road America track test review of the M235i here.

Think of it as your roadmap to 450-horsepower and a racecar laptime. These pieces are all for sale individually, and can be installed by most local auto shops once the boxed parts arrive to you here in the USA, or anywhere, worldwide.

My first picks if this were my M235i? 

  • The ECU reflash and valve-operated active exhaust!

As a final note – most of these parts will fit on the 235i or 228i as well. Happy modding!


BMW M235i RS by Tuningwerk


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  Tailor-made leather trim Whether you want to individualize your existing leather trim, or replace your fabric interior with leather, we cater to your needs.

Just ask us.
  Real carbon covers Elegant sportive carbon makes your car look and feel truely special.
  Carbon fibre front splitter for 2-series models The Tuningwerk carbon fibre front splitter is a direct fit for 2 series cars with M-Performance front bumpers.

Besides increased front downforce, it offers additional brake cooling.

In order to acchieve best possible durability, the splitter has been made from carbon-fibre-hybrid-material to withstand rough track use.
  Recaro PolePosition – Tuningwerk Edition These seats are a Tuningwerk special edition of the very popular Recaro PolePosition seats featuring orange stitching and a leather / alcantara trim.

Optional Tuningwerk seatrails lower the seating position making for optimized ergonomics while sheding some addtional weight.
  Recaro PolePosition carbon fibre The popular Recaro PolePosition seats featuring carbon fibre backcovers and black leather.
  Tuningwerk Spoiler V2 As an homage to the current DTM race cars, Tuningwerk has created this rear wing.

Fully adjustable to suit any kind of track.
  Rear carbon fibre diffusor insert – M235i The Tuningwerk rear diffusor, made from carbon-fibre-hybrid-material is a direct fit for cars with M-Sport rear bumper (such as M235i).

It underlines the cars sporty appearance.
  GT Spoiler – M3 GT Spoiler for E9x M3s including mounting hardware.
  Widebody kit – M235i Tuningwerk is offering a widebody kit for 2 series cars (M235i in particular).

Enables the use of bigger wheels and therefore creating more mechanical traction and faster laptimes.

But it just looks much better too!
  Alcantara covers Alcantara interior trim makes your car actually feel special.
  Carbon fibre rear-view mirror covers Carbon fibre rear-view mirror covers improve the cars overall appearance.
  BMW Performance Parts We offer the complete BMW performance product range. We look forward to talking with you.

  Ultra light forged Tuningwerk alloy rim Ultra lightweight forged alloy rims for trackdays and daily use.

Tested with OEM and KW suspensions.

Various sizes available.
Offset can be induvidualized upon request, ensuring a perfect fit for your car.

A 9,5 x 18″ rim weights in at about 7.3kg only!

With the 10,5 x 18″ rim coming in at a very light 7.7kg!
  ATS Rim Superlight ATS Superlight rims available in racing-black and racing titanium.

Various sizes available upon request!
  ATS Rim Racelight Ceramic polished.

Various sizes available!
  OZ Rim Alleggerita HLT Available in many colors like: titanium tech, matt graphite, matt black, race gold, white, orange, matt red, matt blue.

Various sizes upon request!
  ATS Felge Twinlight Racing black with polished front.

Available in many sizes!




  KW Variant 3 – adjustable rebound and compression settings
– stainless steel “inox-line” technology
– fully adjustable lowering
– TÜV-geprüfter Verstellbereich
– high quality components for increased durability
– 16 clicks to set compression
– 12 clicks to set rebound
– unique, independent damping action
  KW Street Comfort – stainless steel “inox-line” technology
– decent lowering
– TÜV-tested adjustment range
– high quality components for increased durability
– comfort-focus shock setting
– adjustable rebound
  KW Clubsport – 16 clicks to set rebound
– low-speed compression to be adjusted with 6-clicks, high-speed with 14
– adjustable lowering
– TÜV-tested adjustment range
– high quality components for increased durability
– unique, independent damping action
– spherical aluminium top bearing available optional
  KW competition 3-way adjustable KW 3-way adjustable racing suspensions are designed for professional motorsport use. The systems are based upon a mono-tube damping construction with a separate adjustable compression reservoir.
The 3-way allows for nearly any adjustment possibility.
As an additional benefit, the compression reservoir can be mounted seperately, making it much easier accessible and setup changes faster.




  BMW Performance steel high performance brake system BMW M Performance brake parts are a nice way to imrpove your cars stopping ablities.

Whether you go for the full brake system, or just various bits, it will trim your car towards useability on race-tracks.

Suitable for light track use.
  Tuningwerk brake system Tuningwerk brake system for M3 E90/91/92/93, 1M E82, and many F-series models such as M135i/M235i.

Available for the front and back of the car, brake discs up to 350 / 380x34mm as well as 6-piston monoblock brake calipers, derived from Porsche Motorsport (24h endurance version) components, ensure best possible brake performance in any use-case.

For serious track-use.

Available in custom colors too!
  Tuningwerk brake pads for x35i models Tuningwerk brake pads for improved braking performance.
Being a direct fit for F-series x35i models, they can also be used with the BMW M-Performance brake system, to improve it’s performance too.

Racing and sports version available.
  Road-legal steelflex brake pipes Road-legal steelflex brake pipes for various E9x / F-series models.



  Tuningwerk exhaust system for x35i models Stainless steel muffler with 2x86mm tail-pipes and valve-control for F-series x35i models.

Tail-pipe covers available in matt-black, chrome and carbon fibre (optional).

Soundfilefor a first impression
  Chrome tail-pipes for the Tuningwerk exhaust system Chrome tail-pipes for the Tuningwerk exhaust system
  Carbon fibre tail-pipes for the Tuningwerk exhaust system Carbon fibre tail-pipes for the Tuningwerk exhaust system


  Turbocharger N55

Tuningwerk Stage 1  
N55 Turbo for up to 420 HP

  N55 High performance plungers and connecting rods  

  Forged steel crank N55  
A must have for high performance N55 engines
  Single Mass Flywheel N54 Replacment for the two mass flywheel used with N54 engines2,6kg (1M) or 4,2kg (335i) of weight reduction. High impact on performance due to the shed weight having been connected straight to the crankshaft!
  Hybrid Clutch N54 Organic/Sinter Clutch with a strengthened clutch pressure plateIts not a race Clutch but also suited for street AND daytrack.
  Hybrid Clutch N54 Organic/Sinter Clutch with a strengthened clutch pressure plateIts not a race Clutch but also suited for street AND daytrack.
  Airbox N54 Considerably raised air volume with optimized intake airflow. Retrofitted to directly replace the OEM airbox

  Changed air duct N54 The changed air duct is needed when utilizing additional oil or water coolers. Depending on the your car and configuration, different parts are to be used. Please supply detailed information with your order. The wheel house cover is to be changed too.
  Radiator N54

  High Performance Fan Whatever power stage you are aiming for, this high power fan , with blistering 850w, is a great aid towards longevity.

Wires and mounting guide are being supplied with the fan.
  Oil cooler with higher efficiency and more capacity

  Secondary radiator

  High performance charge-air cooler

  Rear gearbox with shortened drive ratio

  Limited slip differential


  Optimization of the engine management system

M235i RS by Tuningwerk Tuningwerk-M235i-RS_3432