Birds - Ultimate BMW Performance

Welcome to Birds - the UK's Premier BMW Tuning Company

Birds as a company has been around the motor industry since the 1930s and started getting involved with BMW in the early ’70s, originally as a BMW dealer.

In the late ’80s technical director Kevin Bird developed a tuning arm of the business, which today focuses on suspension tuning and limited-slip differentials to open up the ride and handling envelope of BMWs past and present.

‘That’s what makes us unique,’ Bird says. ‘there are many...

Editorial - F20 M140i - B1 Conversion - Autocar 2020

Read Autocar's review of our M140i B1 Conversion Package by clicking the images below or by following this link: https://www.autocar.co.uk/car-review/bmw/1-series/first-drives/birds-bmw-1-series-m140i-2020-uk-review

The review concentrates on our B1 Dynamics Package, which includes our B1 Sport Suspension and Quaife ATB Differential upgrades.

Exclusive Products

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

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.

Editorial - F22 M235i - Birds B2 review - EVO Magazine - July 2017

"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.

Editorial - F20 M135i - Birds B1 review and M2 comparison - Autocar - March 2018

"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!

Editorial - F22 M235i - Birds B2 review - Autocar - July 2017

"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!

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Editorial - F20 M135i long-term review before and after Birds B1 upgrades - Autocar Online - January 2018

"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..."

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