top of page
Scroll to top
GBT Turbo


Performance Car & Motorsport Upgrades



Welcome to Owen Developments; Turbocharger specialists based in the heart of motorsport valley - Oxfordshire, UK. We have a motorsport heritage having supplied many prestigious disciplines with turbochargers including BTCC, Mini Challenge, the British Drift Championship and Indy Lights to name a few. We have expert knowledge when it comes to hybrid turbos having converted countless units, improving power, spool and drivability; turbo upgrades are in our DNA!
We also hold a large stock of spare parts and accessories to boost the turn-around time of your turbo rebuild, helping to get you back on the road as quick as possible. 

• Turbo wastegate repairs

• Electronic actuator inspection and calibration

• Pneumatic actuator repairs and calibration

• Warranty inspections and reports

• General technical support, free help and advice.

• Turbocharger inspection

• Turbocharger rebuilds and repair

• Turbocharger hybrids

• Turbocharger replacement

• Turbocharger upgrade advice and support


number 1

Download or print out a copy of our turbo rebuild form, fill in your details and put this with your turbo.

number 2

Send your turbo and rebuild form in to us.

Be sure to package your turbo carefully to reduce the risk or any damage during carriage.

number 3

Once we've received your turbo, our expert turbo technicians will carefully disassemble & analyse your turbo. We'll then contact you with a rebuild quote.

Need advice? 

We're here for you whether you're trade or retail for any help, advice or turbo queries you may have.

Feel free to call us today on 01865 821062 or head to our contact page to drop us a line.

turbo rebuilding logo
turbo specialists
Owen Developments


Welcome to Garage OD!


With a brand new fully equipped workshop, located in Kingston Bagpuize, South East Oxfordshire, we have facility to service, modify, repair and maintain vehicles up to 4 tonne. We offer competitive vehicle serving rates, specialising in high performance and modified cars. 


Our reputation for high-quality services, professionalism and great value from our turbo department has direct carry over to our garage workshop - meaning you can expect nothing short of exceptional service from a reputation we have gained from over 40 years in the industry.


Our friendly staff are here to help and advise you on any works you require, feel free to give us a call to discuss your needs or book in with us via our website.

Owen Developments


Performance Car Upgrade Specialists

Founded in 1982, Owen Developments have been specialists in the field of forced induction for over 40 years. 

We supply a wide range of turbochargers including Garrett, Precision, BorgWarner, Turbonetics, FP, Mitsubishi and our legendary GBT!

Not sure what turbo to buy? Our specialists team are here to help and advise you on the perfect set-up to suit all kinds of applications for fast road and motorsport.


We also supply a vast range of aftermarket performance car parts and accessories, from actuators and wastegates to alloy wheels, ECU software to Murray clamps in the Owen Developments online shop;


Looking for vehicle serving? Check out our new state of the art garage - equipped for servicing and modifying vehicles up to 4 tonne.

Whether you need a simple tyre change, a full service, are browsing for upgrades or want a ball bearing and hybrid conversion to your turbo we've got you covered... 




Chris Watson

Popped in today just for some advice on a second hand turbo I bought and was concerned about the play in it. They Couldn’t of been more helpful


Daniel Wyn Owen

Couldn't get my car to fire, took it to owen development and they had it running within 10mins!!!

They then fitted some parts, done some wiring and mapped the car thats also running one of thaire own roller bearing turbo, great job, really pleased with the service and the high standard of work!!! Will be returning soon for some more modification recomended by them.

Thanks again



Phil Kloss

Finally a company that listens, best service and advice I have found anywhere, these people know there stuff when it comes to turbos. Put me touch with people who can make custom manifold to my specifications, all at a absolutely amazing price. Cheers Kev and the team that work at Owen Developments for sorting everything out.


Brad Morgan

I have been dealing with Owen Developments for many years and it never fails to amaze me just how kind, professional and efficient these guys really are. They will go out of they’re way to give the best advice possible. Massive thanks for the continued support and outstanding customer service. Would never go anywhere else. Keep up the great work Lee, Ryan and team


Dean Smith

Two turbo's sent in for refurb, Wow, just Wow when i opened the box on return. They are like brand new items!!

Good communications, great customer service, very happy! I have another turbo that I will be sending straight here. Many thanks

bottom of page