- Oil Characteristics/Comparison Spreadsheet
- Exhaust Coatings
- aFe Air Intake System
- My gutted OEM mufflers with custom tips
- Z4 m3 swap
- Stebro exhaust
- Threaded shifter adapter-Interest?
- Is the resonator/muffler the source of the drone?
- Evolve Carbon Airbox and Evolve Alpha N tune installed by VAC
- New Accelerator Pedal
- Terrible MPG - z4 n52
- hesitancy at speed when turning
- remove cats or resonator?
- Help with SES and fault codes
- Non M custom exhaust project
- Alternator 2E98 and Bit-serial data interface 2E7C codes
- New ESS 525 tune / injector shakedown
- Tuner Power Pulley??
- Eisenmann Sport Exhaust on Z4M, anyone??
- Performance Gearing Differential Replacement
- Vanos Elimination
- Z4M with Evolve Airbox
- Z4MC 104k miles and...
- What's the difference in hardware between E46 M3 and Z4M ESS vt1 ?
- Custom exhaust
- Valve Adjustment and what else?
- Painted Supercharger Engine Cover?
- Supercharged M54 question
- Evolve Tune in progress
- VANOS Filter Replacement!
- 4.10's in an automatic
- Drive Cycle
- Successful tune turning off rear O2's but still "ready"???
- Z4 3.0si Headers
- Finally! OFFICIAL Turbo Z4 M COUPE DAILY BUILD THREAD!
- Need the Euro LHD Guy's Help
- RD Exhaust Question
- Varying exhaust note
- Deceleration Jitter/Stutter
- ESS N51/N52 Supercharger
- Royal Purple Max Gear Spec for Diff Oil
- Hot Shifter?
- Vortech rebuild time already??
- Potential new tranny?
- 2006 3.0si sport mode downshifts at stop
- Clanging after Adjustment (Strut Tower Pin Pulled)
- a question about transmission...
- tekarbon engine cover
- Z4M Gruppe M - Support Bracket Question
- Small gurgle on downshifts?
- ESS Tuning - Supercharged 2.5 - Anyone?
- Shifter
- Ignition coil
- Looking for a header
- DME pin assignment help please
- tranny model
- tranny on E85 fill plug
- S54 Headers question
- Build:E86 Z4M S54 3.4L Stroker + ESS VT525 Supercharger
- Tail blowing smoke engine help please
- [SMG] My Adventures with incompetent Mechanics
- Bmw 2.5 supercharged
- Installing headers
- Tune for the E85 Z4 2.5i
- to suck or not to suck...
- Data Logging/OBD II
- Motorsports Bolts Backordered Indefinitely
- Dyno tune options
- Limp Mode w/ Codes [1st gear = Reverse?!]
- S65 Transplant Project
- 4EF5 - Selection angle sensor
- MAFless and Rear O2's
- Alpha-N Performance (3 different airboxes) (perhaps an alternative to evolve)
- So far
- So far, 03 E85 Z4
- Leaking Axles at Hub After Diff Install & Clunking Replacement Diff
- Rod bearings and mounts @115k miles, 15k supercharged
- Confused about sensors. Please help! :(
- z4m engine stutter
- Has anyone installed Exhaust "flapper" valves on their Z4m?
- mega-squirt
- evolve affordable intake
- Engine Knock (lifters?) Vid Inside Z4C 3.0si N52
- Muffler Delete/Straight Pipes?
- Need VT2-525 stats/feedback
- Just changed plugs, have 2 quick questions...
- 2008 Z4 3.0si engine bracket ??
- 2004 Z4 3.0i exhaust options?
- Crank Shaft Sensor
- N52 Starter Replacement... Huge pain in the @$$!
- Passing smog
- Cutting muffler out?
- Help with DSC, Brake & ABS Error Lights
- Oil Temp Gauge Maxes Out? [09/19 - PROBLEM SOLVED]
- More VANOS info
- RPI with Silencers
- Custom Performance Innovations Stepped Headers - Review + Pics!
- RPI Volume
- N52 Dyno
- Any Interest in a Catted or Resonated Section 1 Alternative to DKF & Euro Section 1?
- Z4M and 3.0si transmission differences
- Z4 with 2JZ supra motor swap?
- BMW Z4 m54 exaust options?!?
- CA Smog Check today...Whoa!
- Unidentified Engine Noise
- P1632 code and will not start right away
- Motor mount bracket failure?
- Z4 M Coupe Dyno
- G-Power SK I versus ESS VT2-500
- Swap.
- The N52 motor is amazing
- Rogue Diablo / Drone Fix
- Remap/tune for CSL airbox-who to use?
- N52 Sound Generator Retrofit 3.0i
- billy boat or dinan?
- euro headers
- Catalytic Converter Options
- 100 shot of Nitrous!!! how long have you run it?
- Active Autowerke Sale
- what goes in empty engine bay space?
- 06 Si on and off lifter tick (class action? recall?)
- Thoughts on buying a second ECU
- Non // M headers and cats
- Anyone have this exhaust combo?
- AA Headers for N52 - anyone looked for Z4?
- HELP!
- Eventuri Carbon Intake for BMW Z4M
- Z4M Supercharged Engine and Transmission Build
- muffler delete vs res delete with magnaflow
- Schrick
- Stepped vs Standard Headers for FI
- Eventuri Intake Development and 1st impressions
- Vf 570-m3 vs z4m
- Calling All Exhausts! – The Ultimate Z4M Exhaust Guide
- e85 2004 z4 looking for scoop info
- Help me fix this leak!
- Rattling sound, like a paint can from the engine
- Installation of UUC Short shift kit
- Radiator Fan Always On
- How do people do the quad tip conversion?
- bought aFe intake but it won't fit
- Am I warped (Valve Cover)
- Change DSC button behaviour (coding?)
- Considering custom exhaust mod
- Alternator on its way out?
- Euro headers, what's needed?
- Z4M: Replacing clutch; should I replace dual-mass flywheel at the same time?
- alternative aerodynamic underplates/trays?
- dumb question: sDrive35i as moddable as 135i?
- Cattless headers, who's interested? (Non-M/N52)
- AR20s and Flowmasters
- MC/MR Transmisison Question
- Full Review - Bimmerworld's Lightweight Flywheel/Clutch Combo
- Full Review - Tial QR Recirculating Bypass Valve
- Radiator Outlet Temperature Sensor DIY?
- Vented hood for supercharged Z4M?
- Source for Vibra Technic Mounts (US)
- looking for regular maintenance list
- Advice: E46 Gruppe M Ram Cold Air Intake Sytem
- Removing the Resonators?
- Different type of muffler delete (3.0Si)
- Super Sprint Sport (Race) Muffler Sound Clips
- Non M secondary cats
- Looking for some help on choosing a new suspension
- Looking for information about differences between output shafts.
- Tuning
- clutch going?
- N52: Supersprint Headers + Custom 3" Exhaust
- Newbie: Track day Z4M to be SUPER CHARGED
- z4m Section 1 ""S" pipes
- Bosch Motorsport and Turner Motorsport ECU
- Exhaust diameter
- Timing Chain Tensioner
- My first HPDE in thunderhill on April and looking for advices
- Possibly a stupid question - cold air intake
- Oval exhaust pipe?
- VF Installation Help Needed
- Z4M ESS Exhaust and Blow-off Valve
- New VT2 525 Arrives on Thursday! Looking for Boost/Oil gages (PIC ADDED)
- DISA Valve Failure. With a video :)
- Forced induction performance thread
- My Beisan Vanos experience
- how to tell if your engine s54 has a tune?
- MAF intake elbow gasket for Eventuri
- different air boxes.. whats the main difference?
- V525 Install Questions
- Crank Pulley (Double stage) front of the S54
- Transmission fluid; MTF-LT2 or LT3?
- Cold start issue with video
- Alpha N , from Epic. any thoughts?
- Coding/Tuning Out DMTL w/ Tune
- Unequal length exhaust / headers?
- Fabspeed headers install
- CDV delete vs modification
- Trouble with Remus Exhaust??
- UUC transmission mounts w/ enforcer cups: install and opinion.
- DKF Hangers?
- Stromung exhaust
- Confusion on Driving a Manual Transmission
- Z4 3.0i VF Engineering “Stage 1.5”
- Powerflex bushes for Z4 m Roadster
- X-Pipe and Muffler options
- CDV purchase
- O2 Sensor Data, can you tell me what this means?
- What oil do you use? How thick is ok?
- How bulletproof is the s54?
- Euro S54 Flash for Euro Headers
- Exhaust tips
- SM tuning 3.0si, 293hp 360nm?
- Confusion on Distributor Caps and Rotors...
- Ignition coil vs. spark plug wires...
- ESS & VF Superchargers
- Data! Supercharged non-M vs supercharged M
- Muffler Delete Question
- Bimmerbrakes headers & O2 sensor help!
- i should have known better...
- Recharging the Air Conditioning
- please help me interpret my dyno results (faloff in power above 6k)
- Location
- Possible Torque Converter (lock up clutch) problem ?
- Cat delete
- Best engine mounts?
- ESS New intake for SC in Z4M
- WTB- z4m rpi intake scoop black
- Non M BOV/BPV
- Piston Coating
- Powervalve Z4M Rear Silencers
- Looking into buying RPI or Stromung, would like to hear it in person first
- Decisions, Decisions...
- ESS modified Vortech supercharger Blow-Off valve?
- Revs drop off throttle to point of stalling at stop
- Z4///M Remus exhaust fittings
- 2C31?
- Castrol Edge oil..bottle change?
- Rod bearings parts list
- Advice Needed: Cracked Block and Piston Head
- European cats e46 m3 vs z4m - Discussion
- right and left DISA etc.
- turning an n52 z into a z4m, advice needed.
- Vibra technic mount order?
- Ess supercharger bracket bolt TQ
- Vanos elimination kit, Achilles
- Z4m exhaust hangar part #
- Vibration/noise under WOT in 1st and 2nd?
- Eventuri Intake (Review and Sound Clips)
- Wpc rod bearings? Part numbers...
- Installed Stromung exhaust and Stoptechs yesterday.
- Vanne's S54 Rod Bearings thread.
- Questions about puttingg a magnaflow on my 2.5
- DISA BMW Repair kits m54 3.0 and m56 2.5 m52