Dark Performance and Development

Dark Performance and Development Dark Performance & Development, Middlesbrough. By appointment ONLY.

Specialising in BMW M & Renaultsport platforms.
• Automotive tuning • track preparation • built engines • Maintenance •

PM TO BOOK. General automotive, tuning, fast road Renault Sport specialist, track preparation, race car builders, show car builders, one off builds, all custom work, paintwork and bodywork repairs,

We’ve caught up on the tonnes of work and projects we have had in lately so we are reopening the diary 🫡Please DM our FA...
16/07/2026

We’ve caught up on the tonnes of work and projects we have had in lately so we are reopening the diary 🫡

Please DM our FACEBOOK page to enquire.

Thankyou 📧

Proud to be a part of this one.👌🏼* Braided Brake lines * Rbf660 fluid * Pagid RSL29 pads* Millway control arm bushes* Ni...
07/07/2026

Proud to be a part of this one.👌🏼

* Braided Brake lines
* Rbf660 fluid
* Pagid RSL29 pads
* Millway control arm bushes
* Nitron suspension and drop links
* Zestei Steering wheel
* Apex wheels
* Stud and nut kit

Dyno Remaps
Vulcan Alpha
Nitron Suspension
Apex Wheels
Zestek Racing

08/06/2026

Nice little set of Calipers and a set of BTCC floating discs and BTCC pads for this M3 🤟🏼

Before -> After👌🏼A recent project we have had in for a full engine rebuild & restoration. • engine build including valve...
06/06/2026

Before -> After👌🏼

A recent project we have had in for a full engine rebuild & restoration.

• engine build including valves, stem seals, piston rings, bottom end bearings, oil pump, gaskets & seals top to bottom. Powder coated inlet & rocker cover.
• suspension overhaul including Springs & dampers, bottom arms & anti roll bar.
• Powerflex polybushes top to bottom, front to back.
• Brake overhaul including caliper rebuild, brake lines, discs and pads all round.
• Lots of wiring loom & electrical fixes.

Got an S55?Fancy a bit more power?Don’t do it without the 4 pin crank hub upgrade & save yourself a costly problem down ...
05/06/2026

Got an S55?
Fancy a bit more power?
Don’t do it without the 4 pin crank hub upgrade & save yourself a costly problem down the line!

If you own an M2/M3/M4 with the infamous N55/S55, get in touch for a quote 🤟🏼

Got an S55 or an N55?Fancy some more power?Don’t do that without a 4 pin crank hub upgrade. Enquire now for our prices a...
05/06/2026

Got an S55 or an N55?
Fancy some more power?
Don’t do that without a 4 pin crank hub upgrade.
Enquire now for our prices and get your M2/M3/M4🤟🏼

E, F or G series?Which one has your heart? 🤍
30/05/2026

E, F or G series?
Which one has your heart? 🤍

📌 By Appointment Only. 📅We have A lot of work booked in at the minute and there’s only so much we can do as a super smal...
29/05/2026

📌 By Appointment Only. 📅

We have A lot of work booked in at the minute and there’s only so much we can do as a super small team.

These are a rough guideline of our lead times at the moment.

If you want booking in - please DM our FACEBOOK page and we can give you accurate availability/cancellations etc.

Please do not:
• Just drop in for us to take a look at the car
• Call in for a chat about your car and take me away from my work for half an hour/an hour.
(I need to get jobs done, i work on a very tight schedule constantly to maximise efficiency.)
• Presume you can just drop your car off or have it recovered to us and it be worked on immediately if you are not booked in.
• Expect on demand diagnostics/plug in.

BOOKINGS ONLY.

Thankyou for your cooperation!🤟🏼

We can supply & fit pretty much every aftermarket part you can think of. • Stud and nut kits• Exhaust systems• Hybrid tu...
28/05/2026

We can supply & fit pretty much every aftermarket part you can think of.
• Stud and nut kits
• Exhaust systems
• Hybrid turbos
• Diffs
• Splitters
• Seats
• Roll cages

Let us know 🤟🏼

Swipe to see the rebuild.One of our customers had a bit of a fire on a track day due to downpipe bolts snapping due to h...
27/05/2026

Swipe to see the rebuild.

One of our customers had a bit of a fire on a track day due to downpipe bolts snapping due to heat expansion, that caused a whole big mess. A melted loom & a damaged engine, it was time for a full strip down and rebuild. This list is just a fraction of what has been carried out on this car but we’d be here all day!

• Full strip down and removal of the old engine and everything burnt.

• Replace all Fuel lines, brake lines, vac lines, coolant pipes, brake lines, master cylinder, fuel lines, bushes, ABS Pump & lines.

• Rewire engine loom, bulkhead loom, abs loom.

• Full tunnel & engine bay heat shielding

• Refreshed and fitted meg 250 engine
Painted engine and ancillaries and refreshed steering rack.

• 3” down pipe with link pipe & mapping.

Address

Middlesbrough
TS21UX

Opening Hours

Monday 9am - 5pm
Tuesday 9am - 5pm
Wednesday 9am - 5pm
Thursday 9am - 5pm
Friday 9am - 5pm

Website

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