BMW tuning packages and upgrades

Birds signature B-Series Packages combine exclusive power, chassis, brake and differential upgrades designed for road performance. We work with the world's leading tuning brands, industry consultants and professional drivers to achieve pure driver appeal and superior performance from our cars.

About Birds

Production 2007-2014. Using almost the same chassis as the E87, which we say is the closest thing that BMW have made since the E30 M3, most of the dynamics tuning work for this car had already been completed by the time this chassis. The recommended on the road (OTR) cash price includes delivery, BMW Emergency Service, number plates, first registration fee and vehicle excise duty. Where applicable, government grants.

For all makes, Dinan develops, manufactures and markets a comprehensive line of high performance products and systems, distributed through a worldwide network of Authorized Dinan Performance Centers that include New Car Dealerships as well as Independent Service/High Performance facilities.

Birds is an independent BMW specialist and tuning company based in South Bucks, United Kingdom. Our history with BMW...

Autocar and Birds have collaborated over the past 6 months on a project car, a BMW F21 M135i, by upgrading many different aspects of the model which are all included in the Birds B1 Complete Conversion package.

A distinctive signature are the accurately fitting aerodynamics and performance kits that HAMANN Motorsport designed for many BMW models: powerful curves of the wings make the exclusive BMW tuning. Midland Remaps Ltd are based in Wolverhampton and cover the whole of the West Midlands and surrounding areas. We offer a professional custom ECU remapping service for most makes and model of cars, all off our remaps are Dyno developed on our state of the art 4 wheel drive dynometer to give you the best possible results. AC Schnitzer UK are the experts in BMW and MINI tuning, styling & performance. Welcome to MStyle – the BMW, MINI & Range Rover specialist garage and showroom. Based in Romford Essex (London), we are a BMW specialist car garage providing car parts, performance & styling accessories, BMW.

The contents of the Birds B1 Complete Conversion:

• The Quaife ATB limited slip differential
• Birds own B-Series Sport Suspension kit...

Bmw Auto Bavaria

'The meaty engine responses are sharp without being edgy and delivered without the faintest hint of reactive nerves from the chassis. Although the helm answers inputs alertly and accurately, it filters out the rigours of bumpy roads with poise...'

Read EVO Magazine's full review of our M235i, equipped with our signature B-Series Sport Suspension kit.

'Our M135i out-punches the M2 by 25bhp and 51lb ft of torque, so it feels stronger through the mid-range and more urgent near the redline. But with less power to deploy to the road, and wider tyres with which to do it, the M2 does have better traction...'

Read Autocar Magazine's review of our B1 M135i upgrades and comparison to BMW's M2 here!

'Without exaggeration, the B2 conversion is transformative. There’s more composure in the ride quality and the uprated suspension is much better equipped to deal with uneven roads. The car actually smothers and absorbs the road surface rather than lolloping about all over it, giving you real confidence...'

Read more on Autocar's review of our Birds B2 M235i by following the link below!

...

'Working with BMW tuners Birds, we’re going to replace the standard, under-specified suspension with much higher-quality Bilstein components tuned specifically for the M135i, we’re going to fit a Quaife limited-slip differential and we’re going to lift power to somewhere approaching 400bhp. We might yet make a few other modifications, too...'

Birds are the exclusive worldwide distributor for BMW and Mercedes Quaife ATB Differentials.

Bmw Auto Wiki

Birds B-Series Suspensions include specially valved Bilstein shock absorbers and accompanying bespoke Eibach springs, designed to improve ride and handling on U.K roads.